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1.
Colomb. med ; 49(2): 169-174, Apr.-June 2018. tab, graf
Article in English | LILACS | ID: biblio-952911

ABSTRACT

Abstract Background: Epidemiological studies have shown that children who grow up on traditional farms are protected from allergic diseases. However, less is known about if the environment influences the pharmacotherapy in these patients. Objective: To compare the treatment of asthmatic and rhinitis children from urban and rural areas in Medellín, Colombia. Methods: During one year, we follow up a group of children (6 to 14 years) with diagnostic of asthma or rhinitis living for more than five years in urban or rural area. A questionnaire with socio-demographic characteristics, pharmacotherapy treatments, was obtained each three months. Atopy evaluation, spirometry and clinical test for asthma and rhinitis severity were done at the beginning and one year later. Results: Eighty six point four percent patients completed the follow up (rural n: 134, urban n: 248). Patients in rural location required less salbutamol (p: 0.01), visit to emergency department (p <0.01) and have a less number of patients with FEV1 <80% (p: 0.05). For clinical control rural children require less pharmacotherapy than urban children (p: 0.01) and more patients with rhinitis (18% vs 8% p: 0.03) and asthma (23% vs 12% p: 0.01) in the rural group could suspended pharmacotherapy. Atopy (p: <0.07) and poli-sensitization (p: <0.08) was a little higher in urban than rural area. We observe that poverty/unhygienic indicators were risk factors for higher levels of specific IgE among patients from urban area. Conclusion: Patients with respiratory allergies located in urban area require more pharmacotherapy and have less clinical response than rural children.


Resumen Introducción: Los estudios epidemiológicos han demostrado que los niños que crecen en las granjas suelen tener menos frecuencia de enfermedades alérgicas. Sin embargo, se sabe menos si el tipo de ambiente (rural vs urbano) también puede influir en la respuesta clínica de a la farmacoterapia. Objetivo: Comparar un grupo de niños localizados en área rural y área urbana de Antioquia, Colombia, en cuanto al tratamiento farmacológico recibido para el asma y/o la rinitis. Métodos: Fueron incluidos niños con asma y/o rinitis que llevaran viviendo al menos 5 años en la misma zona rural o urbana con edades entre 6 a 14 años. A todos los pacientes se les realizó un seguimiento clínico cada 3 a 4 meses. La evaluación de la atopia, la espirometría y test para evaluar la gravedad del asma y la rinitis se realizaron al principio y al final del estudio. Resultados: De los pacientes candidatos, 382 (86.4%) completaron el seguimiento (rural n= 134 urbano n= 248). Los pacientes en área rural requirieron menos salbutamol (p: 0.01), visitas al departamento de emergencias (p <0.01) y tenían un menor número de pacientes con FEV1 <80% (p <0.05). Para el control clínico, los niños en zonas rurales requieren menos farmacoterapia que los niños en zona urbana (p: 0.01). Igualmente, para la rinitis (18% vs 8% p: 0.03) y el asma (23% vs 12% p= 0.01) un mayor número de los pacientes en zona rural pudieron suspender la farmacoterapia. La atopia (p <0.07) y la poli-sensibilización (p <0.08) fue mayor en las zonas urbanas que en las rurales. Se observó que los indicadores de pobreza y los servicios de aseo, eran factores de riesgo para mayores niveles de IgE entre los pacientes de área urbana. Conclusión: Los pacientes con asma o rinitis localizado en el área urbana tienen síntomas más severos y refractarios al tratamiento farmacológico, por lo que requieren más farmacoterapia que los niños rurales. Algunos factores ambientales intra y extra domiciliarios propios de la zona rural y urbana podrían influir en estos resultados.


Subject(s)
Adolescent , Child , Female , Humans , Male , Asthma/drug therapy , Rural Population/statistics & numerical data , Urban Population/statistics & numerical data , Rhinitis/drug therapy , Poverty , Asthma/immunology , Asthma/epidemiology , Spirometry , Severity of Illness Index , Bronchodilator Agents/administration & dosage , Immunoglobulin E/immunology , Rhinitis/immunology , Rhinitis/epidemiology , Forced Expiratory Volume , Prospective Studies , Surveys and Questionnaires , Risk Factors , Follow-Up Studies , Treatment Outcome , Colombia/epidemiology , Albuterol/administration & dosage , Emergency Service, Hospital/statistics & numerical data
2.
Medwave ; 18(6): e7294, 2018.
Article in English, Spanish | LILACS | ID: biblio-948441

ABSTRACT

Resumen INTRODUCCIÓN: La rinosinusitis crónica es la inflamación de la mucosa nasosinusal de duración superior a 12 semanas. Se distinguen dos formas clínicas: rinosinusitis crónica con pólipos y sin pólipos. Los pacientes con rinosinusitis crónica con pólipos presentan niveles elevados de interleukina 5, la cual promueve la diferenciación y supervivencia de eosinófilos, por lo que se ha propuesto minimizar su circulación como una nueva estrategia de tratamiento. Sin embargo, no hay claridad respecto a su real efectividad. MÉTODOS: Para responder esta pregunta utilizamos Epistemonikos, la mayor base de datos de revisiones sistemáticas en salud, la cual es mantenida mediante búsquedas en múltiples fuentes de información, incluyendo MEDLINE, EMBASE, Cochrane, entre otras. Extrajimos los datos desde las revisiones identificadas, reanalizamos los datos de los estudios primarios, realizamos un metanálisis y preparamos una tabla de resumen de los resultados utilizando el método GRADE. RESULTADOS Y CONCLUSIONES: Identificamos tres revisiones sistemáticas que en conjunto incluyeron tres estudios primarios, todos correspondientes a ensayos aleatorizados. Concluimos que los inhibidores de interleukina 5 podrían disminuir el puntaje de pólipos nasales. Si bien podrían asociarse a efectos adversos, estos serían poco frecuentes y de baja severidad. Sin embargo, la certeza de la evidencia es baja.


Abstract INTRODUCTION: Chronic rhinosinusitis is the inflammation of sinonasal mucosa lasting longer than 12 weeks. Two clinical forms are distinguished: chronic rhinosinusitis with polyps and without polyps. Patients with chronic rhinosinusitis with polyps exhibit high levels of interleukin 5, which promotes differentiation and survival of eosinophils. So, minimizing their circulation has been proposed as a new treatment strategy. However, there is no clarity regarding its real effectiveness. METHODS: To answer this question we used Epistemonikos, the largest database of systematic reviews in health, which is maintained by screening multiple information sources, including MEDLINE, EMBASE, Cochrane, among others. We extracted data from the systematic reviews, reanalyzed data of primary studies, conducted a meta-analysis and generated a summary of findings table using the GRADE approach. RESULTS AND CONCLUSIONS: We identified three systematic reviews included three primary studies overall, all corresponding to randomized trials. We concluded inhibitors of interleukin 5 might decrease nasal polyps score. Although they might be associated with adverse effects, these would be infrequent and of low severity. However, the certainty of the evidence is low.


Subject(s)
Humans , Sinusitis/drug therapy , Rhinitis/drug therapy , Interleukin-5/immunology , Sinusitis/immunology , Randomized Controlled Trials as Topic , Rhinitis/immunology , Nasal Polyps/immunology , Nasal Polyps/drug therapy , Chronic Disease , Databases, Factual , Interleukin-5/antagonists & inhibitors
3.
Medwave ; 18(7)2018.
Article in English, Spanish | LILACS | ID: biblio-966461

ABSTRACT

Resumen INTRODUCCIÓN: La rinosinusitis crónica es una enfermedad inflamatoria crónica de alta prevalencia que compromete la mucosa de la cavidad nasal y senos paranasales. La inmunoglobulina E es un mediador inflamatorio que juega un rol etiopatogénico en esta condición, por lo que se ha planteado que omalizumab, un anticuerpo monoclonal anti-inmunoglobulina E, podría constituir una alternativa de tratamiento. MÉTODOS: Realizamos una búsqueda en Epistemonikos, la mayor base de datos de revisiones sistemáticas en salud, la cual es mantenida mediante el cribado de múltiples fuentes de información, incluyendo MEDLINE, EMBASE, Cochrane, entre otras. Extrajimos los datos desde las revisiones identificadas, analizamos los datos de los estudios primarios, realizamos un metanálisis y preparamos una tabla de resumen de los resultados utilizando el método GRADE. RESULTADOS Y CONCLUSIONES: Identificamos cinco revisiones sistemáticas que en conjunto incluyeron cinco estudios primarios, de los cuales dos corresponden a ensayos controlados aleatorizados. Concluimos que en pacientes con rinosinusitis crónica, no está claro si omalizumab lleva a una mejoría en la escala de pólipos nasales, la calidad de vida, el bienestar general o los síntomas nasales porque la certeza de la evidencia es muy baja. Por otra parte, el uso de omalizumab probablemente se asocia a efectos adversos frecuentes.


Abstract INTRODUCTION: Chronic rhinosinusitis is a high prevalence chronic inflammatory disease that involves nasal mucosa and paranasal sinuses. Immunoglobulin E is an inflammatory mediator that plays an etiopathogenic role in this condition, so omalizumab, an anti-immunoglobulin E monoclonal antibody, might be a therapeutic alternative. METHODS: We searched in Epistemonikos, the largest database of systematic reviews in health, which is maintained by screening multiple information sources, including MEDLINE, EMBASE, Cochrane, among others. We extracted data from the systematic reviews, reanalyzed data of primary studies, conducted a meta-analysis and generated a summary of findings table using the GRADE approach. RESULTS AND CONCLUSIONS: We identified five systematic reviews that included five primary studies overall, of which two correspond to randomized trials. We concluded it is not clear whether omalizumab leads to an improvement in the nasal polyps scale, quality of life, general well-being or nasal symptoms in patients with chronic rhinosinusitis, because the certainty of the evidence is very low. On the other hand, omalizumab is probably associated with frequent adverse effects.


Subject(s)
Humans , Sinusitis/drug therapy , Rhinitis/drug therapy , Omalizumab/therapeutic use , Quality of Life , Sinusitis/immunology , Randomized Controlled Trials as Topic , Rhinitis/immunology , Nasal Polyps/immunology , Nasal Polyps/drug therapy , Chronic Disease , Databases, Factual , Anti-Allergic Agents/adverse effects , Anti-Allergic Agents/therapeutic use , Anti-Allergic Agents/pharmacology , Omalizumab/adverse effects , Omalizumab/immunology
4.
Braz. j. otorhinolaryngol. (Impr.) ; 83(1): 66-72, Jan.-Feb. 2017. tab, graf
Article in English | LILACS | ID: biblio-839397

ABSTRACT

Abstract Introduction Eosinophilic and noneosinophilic Nasal polyps (NPs) are different subtypes of NPs and require different treatment methods. Objective To compare the histologic characteristics, mRNA and protein expression between Nasal Polyps with and without eosinophilia. Methods NPs tissues were obtained from eighty-six NPs patients during surgery. Eosinophilic and noneosinophilic NPs were distinguished according to immunochemical results of the specimen. The histological, mRNA and protein expression features were compared between the two groups. Results In eosinophilic NPs, we observed a significantly higher GATA-3, IL-5, IL-4, IL-13 mRNA and protein expression. In noneosinophilic NPs, IL-17, IL-23 and RORc mRNA and protein expression were increased. Immunohistochemistry tests showed, more mast cells and less neutrophils in eosinophilic NPs compared with noneosinophilic NPs. Eosinophilic NPs patient presented more severe symptom scores when compared to noneosinophilic NPs. Conclusion We demonstrate for the first time that Th2 is the predominant reaction in eosinophilic NPs while Th17 is the predominant reaction in noneosinophilic NPs. Our study may provide new treatment strategy for NPs.


Resumo Introdução Pólipos nasais (PNs) eosinofílicos e não eosinofílicos são diferentes subtipos de PNs e requerem diferentes métodos de tratamento. Objetivo Comparar as características histológicas e a expressão de mRNAs e proteínas entre PNs com e sem eosinofilia. Método Amostras de PNs foram obtidos de 86 pacientes durante a cirurgia. PNs eosinofílicos e não eosinofílicos foram diferenciados segundo os resultados imunoistoquímicos de cada amostra. As características histológicas e de expressão de mRNAs e de proteínas foram comparadas entre os dois grupos. Resultados Em PNs eosinofílicos, observamos uma expressão significativamente maior dos mRNAs e proteínas GATA-3, IL-5, IL-4 e IL-13. Nos PNs não eosinofílicos, aumentou a expressão dos mRNAs e das proteínas IL-17, IL-23 e RORc. Nos testes imunoistoquímicos, observamos maior número de mastócitos e menor número de neutrófilos nos PNs eosinofílicos, em comparação com PNs não eosinofílicos. Os pacientes com PNs eosinofílicos obtiveram escores de sintomas mais graves vs. PNs não eosinofílicos. Conclusão Demonstramos, pela primeira vez, uma reação Th2 predominante em PNs eosinofílicos e uma reação Th17 predominante em PNs não eosinofílicos. Nosso estudo pode proporcionar novas estratégias terapêuticas para a rinossinusite crônica.


Subject(s)
Humans , Male , Female , Adult , Sinusitis/immunology , Rhinitis/immunology , Nasal Polyps/immunology , Eosinophils/immunology , Sinusitis/complications , Transcription Factors , Severity of Illness Index , RNA, Messenger/metabolism , Immunohistochemistry , Rhinitis/complications , Nasal Polyps/complications , Nasal Polyps/metabolism , Nasal Polyps/pathology , Chronic Disease , Cytokines/immunology , T-Lymphocytes, Helper-Inducer/immunology , Eosinophilia/complications , Eosinophilia/metabolism , Eosinophilia/pathology , Real-Time Polymerase Chain Reaction
6.
Braz. j. otorhinolaryngol. (Impr.) ; 82(3): 263-268, tab, graf
Article in English | LILACS | ID: lil-785827

ABSTRACT

ABSTRACT INTRODUCTION: Aspirin-exacerbated respiratory disease (AERD) consists of a classic tetrad: moderate/severe asthma, chronic rhinosinusitis, nasal polyps, and intolerance to aspirin or other nonsteroidal anti-inflammatory drugs. Clinical control with drugs, surgery, and desensitization are treatment options. OBJECTIVE: To evaluate the efficacy and tolerability of aspirin desensitization in patients with AERD. METHODS: Periodic symptom assessment and endoscopy in patients with AERD undergoing surgery who were desensitized. RESULTS: Seventeen patients were desensitized. Eight patients completed the desensitization and were followed for a minimum of a one-year period (mean 3.1 years). These patients showed improvement in all symptoms. Moreover, surgical reassessment was not indicated in any of these patients and there was a decrease in costs with medication and procedures. Eight patients did not complete desensitization, mainly due to procedure intolerance and uncontrolled asthma, whereas another patient was lost to follow-up. CONCLUSION: Aspirin desensitization, when tolerated, was effective in patients with AERD and with poor clinical/surgical response.


Resumo Introdução: A doença respiratória exacerbada por aspirina é composta pela tétrade clássica: asma moderada/grave, rinossinusite crônica, pólipos nasais e intolerância à aspirina ou outro anti-inflamatório não esteroide. Controle clínico com medicamentos, cirurgias e dessensibilização são opções de tratamento. Objetivo: Avaliar a eficácia e tolerabilidade da dessensibilização à aspirina em pacientes com doença exacerbada por aspirina. Método: Avaliação periódica dos sintomas e exame endoscópico em pacientes com doença respiratória exacerbada por aspirina submetidos à cirurgia e dessensibilizados. Resultados: Dezessete pacientes foram dessensibilizados, dos quais oito pacientes completaram a dessensibilização e foram acompanhados pelo tempo mínimo de 1 ano (média de 3,1 anos). Todos referiram melhora de todos os sintomas; não houve nenhuma indicação de reabordagem cirúrgica, e houve redução de gastos com medicações e procedimentos. Outros oito pacientes não completaram a dessensibilização, principalmente por intolerância ao procedimento e descontrole da asma, enquanto outro paciente perdeu o seguimento. Conclusão: A dessensibilização à aspirina, quando tolerada, mostrou-se eficaz nos pacientes com doença respiratória exacerbada por aspirina com resposta clínica/cirúrgica insatisfatória.


Subject(s)
Humans , Male , Female , Adult , Middle Aged , Sinusitis/therapy , Rhinitis/therapy , Anti-Inflammatory Agents, Non-Steroidal/administration & dosage , Aspirin/administration & dosage , Nasal Polyps/therapy , Desensitization, Immunologic , Asthma, Aspirin-Induced/therapy , Sinusitis/chemically induced , Sinusitis/immunology , Rhinitis/chemically induced , Rhinitis/immunology , Anti-Inflammatory Agents, Non-Steroidal/adverse effects , Anti-Inflammatory Agents, Non-Steroidal/immunology , Aspirin/adverse effects , Aspirin/immunology , Nasal Polyps/chemically induced , Nasal Polyps/immunology , Chronic Disease , Treatment Outcome , Asthma, Aspirin-Induced/immunology
7.
Rev. otorrinolaringol. cir. cabeza cuello ; 72(1): 15-22, abr. 2012. ilus
Article in Spanish | LILACS | ID: lil-627556

ABSTRACT

Introducción: La rinosinusitis, corresponde a un grupo de desórdenes que se caracteriza por la inflamación de la mucosa tanto de cavidades paranasales (CPN) como de fosas nasales. Está determinada por factores del huésped y ambientales que interactúan causando un estado inflamatorio persistente que produce remodelación de la mucosa. Entre éstos se destacan la alergia y otras alteraciones inmunológicas junto con la colonización por agentes infecciosos. Objetivo: Determinar las características demográficas, clínicas, inmunológicas y agentes infecciosos involucrados en la rinosinusitis crónica (RSC) y rinosinusitis aguda (RSA) recurrente de niños y adolescentes sometidos a cirugía endoscópica funcional (CEF). Establecer las posibles asociaciones de estas características con la necesidad de reoperación y la recurrencia de la enfermedad. Material y método: Estudio retrospectivo observacional en que se evalúan 28 niños y adolescentes sometidos a CEF en el servicio de ORL de Clínica Las Condes durante los años 2000 a 2009. Todos los pacientes contaban con estudio inmunológico y test cutáneo preoperatorio más biopsia de mucosa de CPN y cultivos intraoperatorios de secreción de CPN. Los análisis estadísticos se realizaron con test de Anova para los análisis descriptivos y para el análisis de grupos el test de Fisher. Considerando como significativo un p <0,05. Resultados: Se analizaron 28 pacientes; el 89,2 por ciento tuvo test cutáneo positivo y biopsia inflamatoria crónica eosinofílica (53,6(0) por ciento). El 17 por ciento presentó algún tipo de deficiencia inmunológica. Se obtuvo cultivos positivos intraoperatorios en el 71 por ciento de las muestras, en su mayoría agentes aeróbicos (57,1 por ciento), con 14,2 por ciento de anaerobios y sin presencia de hongos. Veinte y siete pacientes tuvieron seguimiento posoperatorio de 5 años. Cuatro de ellos (14 por ciento) debió ser reoperado...


Introduction: Rhino sinusitis is a group of disorders characterized by inflammation of the mucosa of both sinuses and nostrils. It is determined by environmental and host factors that interact causing a persistent inflammatory condition that causes remodeling of the mucosa. Chief among these are allergy and other immune disorders with colonization by infectious agents. Aim: To determine the demographic, clinical, immunologic and infectious agents involved in chronic Rhino sinusitis (CRS) and Recurrent Acute Rhino sinusitis (RAR) in children and adolescents undergoing functional endoscopic sinus surgery (FESS). Establish the possible associations of these characteristics with the need for re operation and recurrence of the disease. Material and method: Retrospective observational study that evaluated 28 children and adolescents involved in the ENT department at Clínica Las Condes, Santiago, Chile during the years 2000 to 2009. All study patients had preoperative Prick test, immune workout and intraoperative Para nasal mucosal biopsy and cultures of Para nasal secretion. Statistical analysis was performed using ANOVA test for descriptive analysis and cluster analysis with Fisher Exact test. Results were considered significant with p <0.05 Results: We analyzed 28 patients, 89.2 percent had positive Prick test and 53.6 percent showed biopsy with eosinophilic inflammatory disease. 17 percent had some type of immune deficiency. Positive intraoperative cultures were obtained in 71 percent of the samples, mostly aerobic agents (57.1 percent), with 14.2 percent anaerobes and negatives cultures for fungi. Twenty seven patients had postoperative follow-up of 5 years. Four of them (14 percent) had to be re-operated. During the monitoring period, 22 percent developed RAR. It was considered a poor surgical outcome the need for re-operation or recurrence of RAR. We couldn't find association of variables with a poor outcome after surgery...


Subject(s)
Humans , Male , Female , Child, Preschool , Child , Adolescent , Endoscopy , Rhinitis/surgery , Sinusitis/surgery , Retrospective Studies , Follow-Up Studies , Skin Tests , Recurrence , Reoperation , Rhinitis/immunology , Rhinitis/microbiology , Sinusitis/immunology , Sinusitis/microbiology , Bacteriological Techniques
8.
Braz. j. otorhinolaryngol. (Impr.) ; 77(4): 522-525, July-Aug. 2011. tab
Article in English | LILACS | ID: lil-595801

ABSTRACT

Immunosuppressed patients are often susceptible to upper airway infections, especially those of the paranasal sinuses. These can sometimes jeopardize treatment success and even lead to a fatal outcome. OBJECTIVE: To study the paranasal microbiology of immunosuppressed patients with clinical evidence of rhinosinusitis, and compare it with that from immunocompetent patients. MATERIAL AND METHOD: Retrospective study, in which 42 immunosuppressed and 16 immunocompetent patients were selected. All had clinically evident acute or recurrent rhinosinusitis and were submitted to ethmoidal or sphenoid sinusectomy or maxillary sinus puncture to gather material for microbiological cultures. RESULTS: There were 92 percent positive cultures, and 21 percent were negative. Of the positive cultures, 38 percent were bacterial, with P. aeruginosa being the most frequent agent; 64 percent were fungal, which occurred in the most immunocompromised patients. In the immunocompetent group, there were 62. 5 percent positive cultures and 37. 5 percent negative ones. All the positive ones were bacterial, with no fungi. CONCLUSIONS: Transplant recipients were prone to develop bacterial rhinosinusitis by Gram positive and Gram negative agents, the most common of the latter being Pseudomonas aeruginosa. Fungal infections occurred in the severely immunosuppressed, and it was absent in immunocompetent patients.


Os pacientes imunossuprimidos têm maior risco de infecções de vias aéreas superiores, principalmente seios paranasais. Estas podem ter evolução fatal ou impedir a recuperação e o tratamento das doenças iniciais. OBJETIVO: Verificar a microbiologia dos seios paranasais dos pacientes imunossuprimidos com rinossinusite, em nosso serviço, e comparar com a microbiologia de pacientes imunocompetentes. MATERIAL E MÉTODO: Estudo retrospectivo, no qual foram selecionados 42 pacientes imunossuprimidos e 16 pacientes imunocompetentes. Todos tinham diagnóstico de rinossinusite aguda ou recorrente e foram submetidos à punção de seio maxilar ou sinusectomia etmoidal ou esfenoidal para coleta de secreção para cultura. RESULTADOS: Obteve-se 92 por cento de cultura positiva e 21 por cento negativa nos imunossuprimidos. Dos positivos, 38 por cento foram bacterianos e 64 por cento, fúngicos, sendo a bactéria mais frequente a P. aeruginosa. Os fungos apareceram nos pacientes com imunossupressão grave. Nos imunocompetentes, obteve-se cultura positiva em 62,5 por cento dos pacientes, e negativa em 37,5 por cento deles, com 100 por cento de positividade para bactérias e ausência de fungos. CONCLUSÃO: Pacientes imunossuprimidos adquirem rinossinusites por bactérias Gram positivas, Gram negativas das mais diversas espécies, sendo Pseudomonas aeruginosa a mais frequente. As infecções fúngicas são mais frequentes em pacientes imunossuprimidos graves e ausentes em imunocompetentes.


Subject(s)
Adult , Female , Humans , Male , Fungi/isolation & purification , Gram-Negative Bacteria/isolation & purification , Gram-Positive Bacteria/isolation & purification , Immunocompromised Host , Rhinitis/microbiology , Sinusitis/microbiology , Acute Disease , Hospitals, University , Immunocompetence , Recurrence , Retrospective Studies , Rhinitis/immunology , Sinusitis/immunology
9.
Rev. otorrinolaringol. cir. cabeza cuello ; 71(1): 77-84, abr. 2011. ilus
Article in Spanish | LILACS | ID: lil-592003

ABSTRACT

La rinitis alérgica (RA) es una enfermedad con alta incidencia a nivel mundial, sus síntomas están directamente relacionados con la exposición a un alérgeno ambiental que desencadena una cascada inflamatoria mediada por inmunoglobulina E. El tratamiento convencional actual de la RA consta del control ambiental, farmacoterapia e inmunoterapia; la reciente aparición de los anticuerpos monoclonales para el manejo de las enfermedades alérgicas parece ser prometedora. Estudios han demostrado que el Omalizumab, un anticuerpo monoclonal humanizado anti IgE, es capaz de modificar la respuesta inflamatoria dependiente de IgE, constituyéndose en una posible alternativa al manejo de la RA.


Allergic rhinitis (AR) is a disease with global high prevalence, its symptoms are directly related to environmental exposure to an allergen that triggers an inflammatory cascade mediated by Immunoglobulin E. The current standard treatment of AR consists of environmental control, pharmacotherapy and immunotherapy; the recent emergence of Monoclonal Antibodies for the management of allergic diseases appears promising. Studies have shown that Omalizumab, an anti-IgE humanized monoclonal antibody, is capable of modify the inflammatory IgE-dependent response, becoming a possible alternative to the management of AR.


Subject(s)
Humans , Antibodies, Anti-Idiotypic/therapeutic use , Antibodies, Monoclonal/therapeutic use , Rhinitis, Allergic, Seasonal/drug therapy , Rhinitis, Allergic, Perennial/drug therapy , Immunoglobulin E/immunology , Rhinitis/immunology
10.
Rev. bras. alergia imunopatol ; 33(1): 2-7, jan.-fev. 2010. ilus
Article in Portuguese | LILACS | ID: lil-563499

ABSTRACT

Objetivo: Revisar as características clínicas e diagnósticas da asma e da rinite ocupacionais, citando dados epidemiológicos e particularidades na terapêutica, com ênfase nos aspectos imunológicos que devem ser consideradas na visão do alergista. Fonte de Dados: Revisamos periódicos específicos na área de alergia e imunologia nos últimos 10 anos (1999-2009), considerando principalmente as publicações em inglês, indexadas no Medline e capítulos de livros. Síntese de Dados: São apresentados os aspectos epidemiológicos, clínicos e diagnósticos das doenças respiratórias ocupacionais alérgicas (asma e rinite), e ainda as dos agentes ocupacionais mais comumente envolvidos, descrevendo resumidamente os mecanismos imunológicos e não imunológicos responsáveis pelo quadro clínico. Conclusões: A maioria dos quadros de asma/rinite ocupacionais envolvem mecanismos imunológicos com ou sem a participação de anticorpos IgE, sendo que os quadros IgE mediados correspondem a menos que 5% do total, o que limita o uso de testes alérgicos no diagnóstico. O padrão ouro para a confirmação diagnóstica seria, portanto a provocação específica que reproduz a exposição no ambiente de trabalho, independentemente do mecanismo envolvido. A abordagem multiprofissional é muitas vezes necessária para restabelecer a qualidade de vida do trabalhador afetado.


Objective: To review the clinical and diagnostic features of occupational asthma and rhinitis, showing epidemiological data and a summarized therapy, with emphasis on immunological aspects that should be considered in view of the allergist. Sources of data: The author reviewed specific journals in the field of allergy and immunology in the last 10 years (1999-2009), considering the publications in english, indexed in Medline and also book chapters. Summary of data: The author reported epidemiological, clinical and diagnostic data of work-related allergic respiratory diseases (asthma and rhinitis), and also the characteristics of the most commonly involved occupational agents, describing briefly the immunological and not immunological mechanisms responsible for the cases. Conclusions: Most of the cases of occupational asthma/rhinitis involve immunological mechanisms with or without the participation of IgE antibodies, and the IgE-mediated cases correspond to less than 5% of the total, which limits the use of allergy tests in the diagnosis. The gold standard for diagnostic confirmation is therefore the specific challenge tests that intend to reproduce the exposure in the workplace, regardless of the mechanism involved. A multidisciplinary approach is often necessary to restore the quality of life of the affected workers.


Subject(s)
Humans , Asthma/immunology , Occupational Diseases/immunology , Immune System Diseases/immunology , Rhinitis/immunology , Diagnostic Techniques and Procedures , Diagnosis , Epidemiology , Methods , Patients , Methods
11.
Alerg. inmunol. clin ; 28(3/4): 38-46, 2010. ilus, graf, tab
Article in Spanish | LILACS | ID: lil-616799

ABSTRACT

El objetivo de la siguiente investigación es determinar si existe asociación entre sensibilidad a cucaracha y factores de riesgos socioeconómicos y ambientales en riníticos y asmáticos de la ciudad de Córdoba. La sensibilidad a cucaracha persiste desde el año 1960 con un porcentaje alrededor del 45%. No se pudo encontrar ninguna asociación entre sensibilidad a cucaracha y factores de riesgo en riníticos y asmáticos. Puede que el presente estudio no haya tenido un número suficiente de pacientes, como para encontrar la asociación que se planteó en la hipótesis.


The objective to determine if exists association among cockroach sensibility and factor of socioeconomic and environmental risks in rhinitic and asthmatic of the city of Córdoba. The sensibility to cockroach persists from the year 1990 with a percentage around 45%. No association among sensibility to cockroarch and risks factors in rhinitic and asthmatic, was found. May be the present study has not had an enough number of patients, like to find the association that we thought about in the hypothesis.


Subject(s)
Humans , Animals , Asthma/immunology , Cockroaches/immunology , Risk Factors , Rhinitis/immunology , Sensitivity and Specificity , Argentina
12.
Rev. bras. otorrinolaringol ; 75(2): 311-316, mar.-abr. 2009. tab
Article in Portuguese, English | LILACS | ID: lil-517175

ABSTRACT

As doenças alérgicas, como a asma, rinite, conjuntivite alérgica e a dermatite atópica têm apresentado um aumento na sua prevalência nas últimas décadas. A relação entre exposição alergênica, sensibilização atópica e desenvolvimento de doenças alérgicas são amplamente descrita na literatura. OBJETIVO: Discutir a dificuldade no controle ambiental da exposição alergênica como parte do tratamento das doenças alérgicas. MÉTODOS: Analisar trabalhos de exposição alergênica realizados com metodologia similar na região central do Brasil, incluindo casas, hotéis, cinemas, carros, táxis, ônibus e transporte escolar. RESULTADOS: Níveis elevados dos alérgenos do grupo 1 de Dermatophagoides pteronyssinus (Der p 1) e de D. farinae (Der f 1), capazes de causar sensibilização e exacerbação de sintomas foram encontrados na maioria dos ambientes estudados em uma larga proporção das amostras, enquanto os alérgenos de animais domésticos atingiram maiores níveis em carros e veículos de transporte escolar. CONCLUSÃO: A diversidade da exposição alergênica mostra a necessidade de uma compreensão da doença alérgica pelos pacientes e familiares, e que as medidas de controle do ambiente doméstico fazem parte de uma estratégia global do tratamento das doenças alérgicas, uma vez que os indivíduos vivem em uma sociedade e não isoladas no interior de seus domicílios.


The prevalence of allergic diseases such as asthma, rhinitis, allergic conjunctivitis and atopic dermatitis has increased in the last decades. The relationship between allergen exposure, atopic sensitization and development of allergic diseases is widely described in the literature. AIM: To evaluate measures for reducing allergen exposure as part of the treatment of allergic diseases. METHODS: An analysis was made of previous studies on allergen exposure done with a similar methodology in the central region of Brazil; the study included homes, hotels, cinemas, cars, taxis, buses and scholar transportation. RESULTS: High levels of Der p 1 and Der f 1 mite allergens were found in a large proportion of the sample in most of the environments included in those studies; there were higher levels of pet allergens in cars and school transportation vehicles. CONCLUSION: The diversity of allergen exposure demonstrates the need for education about allergic diseases for patients and their families, as well as measures of reducing allergens in homes. This should be part of a global strategy of the management of allergic diseases, given that individuals live in society, not only in their houses.


Subject(s)
Humans , Air Pollution, Indoor/prevention & control , Allergens/analysis , Environmental Exposure/prevention & control , Hypersensitivity/prevention & control , Air Pollution, Indoor/statistics & numerical data , Antigens, Dermatophagoides/analysis , Asthma/immunology , Asthma/prevention & control , Brazil , Environmental Monitoring , Environmental Exposure/analysis , Housing , Hypersensitivity/immunology , Rhinitis/immunology , Rhinitis/prevention & control
13.
Asian Pac J Allergy Immunol ; 2008 Mar; 26(1): 11-7
Article in English | IMSEAR | ID: sea-36736

ABSTRACT

Although the relationship between asthma severity and exposure to airborne fungi has been well studied, little is known about the contribution of outdoor molds to the symptoms of children monosensitized to molds. In this study, we aimed to investigate the effect of outdoor mold spore concentrations on daily asthma and/or rhinitis scores in children monosensitized to molds. Nineteen children with asthma and/or rhinitis sensitized only to molds recorded their daily symptoms and PEF values to the diaries, from February 2005 to January 2006. Additionally, mold spores were measured daily using a Burkard 7-day recording volumetric spore trap in city atmosphere and compared with meteorological data. Total number of mold spores in atmosphere was found to be 352,867 spore/m3 during the study period. Cladosporium (53%) was the most common encountered outdoor fungi, followed by Altemaria (29%) and 1-septate Ascospore (3%). Outdoor fungi concentrations were significantly correlated with mean monthly rhinitis score (r = 0.877, p < 0.001) and mean monthly asthma score (r = 0.831, p = 0.001), and mean monthly morning PEF (r = -0.741, p = 0.006) and evening PEF (r = -0.720, p = 0.008), and climatic conditions. The effect of outdoor fungi was highly evident on the symptoms of our patients with asthma and/or rhinitis monosensitized to molds.


Subject(s)
Adolescent , Air Microbiology , Allergens/immunology , Asthma/immunology , Child , Child, Preschool , Colony Count, Microbial , Environmental Exposure , Fungi/immunology , Humans , Humidity , Rhinitis/immunology , Seasons , Spores, Fungal/immunology , Temperature
14.
Rev. Assoc. Med. Bras. (1992) ; 53(1): 25-28, jan.-fev. 2007. tab, graf
Article in Portuguese | LILACS | ID: lil-446862

ABSTRACT

OBJETIVO: Conhecer o perfil de sensibilização dos pacientes com diagnóstico de doenças alérgicas atendidos no Ambulatório de Alergia do Hospital de Clínicas da Universidade Federal de Uberlândia. MÉTODOS: Foi realizado um estudo retrospectivo por meio da análise de prontuários de pacientes atendidos no serviço, que foram submetidos ao teste cutâneo de puntura (TCP) para os alérgenos de Dermatophagoides pteronyssinus (Der p), Dermatophagoides farinae (Der f), Blomia tropicalis (Blo t), Canis familiaris (Can f), Felis domesticus (Fel d), Blattella germanica (Bla g) e Alternaria alternata, e respondido corretamente ao questionário ISAAC. RESULTADOS: Foram analisados 212 prontuários de pacientes que preenchiam os critérios de inclusão. A rinite alérgica isoladamente foi a maior causa de atendimento (32 por cento), seguida das associações asma e rinite (29,7 por cento) e asma, rinite e eczema (9,4 por cento). Pacientes com asma isoladamente perfizeram apenas 1,9 por cento dos atendimentos. A sensibilização dos pacientes observada foi de 73,5 por cento, sendo de 61,7 por cento para Der p, 59,9 por cento para Der f, 54,7 por cento para Blo t, 45,7 por cento para Bla g, 38,2 por cento para Can f, 33,3 por cento para Fel d e 9,9 por cento para Alternaria. Não houve diferenças significantes entre as patologias encontradas e os perfis de sensibilização. CONCLUSÃO: Os principais alérgenos sensibilizantes determinados pelo TCP foram os ácaros, com predomínio de Der p e Der f, chamando a atenção a elevada prevalência de sensibilização ao último. Ainda foi observada elevada sensibilização aos alérgenos de B. germanica, superior aos estudos anteriores realizados no País.


OBJECTIVE: To evaluate allergens among patients with allergic respiratory disease attended at the Allergy Clinic of the University Hospital - Federal University of Uberlândia. METHODS: A retrospective study was performed using medical records. Patients were included if their ISAAC questionnaires were correctly filled out and their skin prick tests were positive to at least one of the allergens from Dermatophagoides pteronyssinus (Der p), Dermatophagoides farinae (Der f), Blomia tropicalis (Blo t), Canis familiaris (Can f), Felis domesticus (Fel d), Blattella germanica (Bla g) and Alternaria alternata. RESULTS: Two-hundred and twelve medical records fulfilled the inclusion criteria. Allergic rhinitis was the main clinical diagnosis (32 percent), followed by concomitant manifestation of asthma and rhinitis (29.7 percent), and asthma, rhinitis and atopic dermatitis (9.4 percent). Asthma alone was found only in 1.9 percent of patients. The total sensitization observed was 73.5 percent, of which 61.7 percent, 59.9 percent, 54.7 percent, 45.7 percent, 38.2 percent, 33.3 percent, 9.9 percent were sensitized to Der p, Der f, Blo t, Bla g, Can f, Fel d and Alternaria, respectively. No significant difference was found between allergic disease types and source of allergen sensitization. CONCLUSION: The highest sensitization in allergic patients under study was to dust mites, especially Der p and Der f. It is noteworthy that the number of patients sensitized to cockroach extract was uncommonly high when compared to previous studies.


Subject(s)
Adolescent , Adult , Aged , Animals , Child , Child, Preschool , Female , Humans , Male , Middle Aged , Air Pollution, Indoor/adverse effects , Allergens/immunology , Asthma/immunology , Dermatophagoides farinae/immunology , Dermatophagoides pteronyssinus/immunology , Rhinitis/immunology , Age Distribution , Ambulatory Care , Asthma/epidemiology , Chi-Square Distribution , Dermatitis, Atopic/epidemiology , Dermatitis, Atopic/immunology , Environmental Exposure/adverse effects , Retrospective Studies , Rhinitis/epidemiology , Sex Distribution , Surveys and Questionnaires , Skin Tests/methods
15.
Journal of Korean Medical Science ; : 820-824, 2007.
Article in English | WPRIM | ID: wpr-176605

ABSTRACT

Although rabbits are common domestic pets, severe respiratory allergic reactions to rabbits in households are unusual. Ory c 1, a 17-kDa glycoprotein found in saliva and fur, has previously been identified as a major rabbit allergen. In this report, we describe the cases of three patients with rabbit allergy who presented with asthma and/or rhinitis while living in households with detectable levels of serum-specific IgE and major IgE binding components. Three patients with rabbit allergy and 18 unexposed nonatopic healthy controls were enrolled. Enzyme-linked immunosorbent assays (ELISA) for serum-specific IgE and IgG4 to rabbit epithelium and inhibition ELISA were performed followed by sodium dodecye sulfate polyacrylamide gel electrophoresis (SDS-PAGE) and IgE immunoblotting. All three patients with rabbit allergy had high serum-specific IgE antibody levels compared with controls. The results of the inhibition ELISA showed significant inhibition with the addition of rabbit epithelium, whereas no significant inhibition was noted with the addition of cat and dog epithelia. Two IgE-binding components with molecular weights of 16 kDa and 67.5 kDa were identified by IgE immunoblotting. In conclusion, rabbit exposure may induce IgE-mediated bronchial asthma and/or rhinitis in domestic settings.


Subject(s)
Adolescent , Adult , Animals , Female , Humans , Male , Rabbits , Allergens/blood , Asthma/immunology , Electrophoresis, Polyacrylamide Gel , Enzyme-Linked Immunosorbent Assay/methods , Hypersensitivity/immunology , Hypersensitivity, Immediate/immunology , Immunoblotting , Immunoglobulin E/blood , Immunoglobulin G/chemistry , Rhinitis/immunology
16.
Asian Pac J Allergy Immunol ; 2006 Jun-Sep; 24(2-3): 105-9
Article in English | IMSEAR | ID: sea-36959

ABSTRACT

Allergic diseases are part of the 'modern lifestyle' and their incidence is still increasing. Cutaneous markers (stigmata) usually provide valuable clues for the diagnosis of atopic diseases. This study evaluated the prevalence of the four major and twenty-one minor criteria of Hanifin and Rajka in a total of 246 patients with mucosal allergies (99 asthma, 108 allergic rhinitis, and 39 allergic conjunctivitis). The two most prevalent major criteria were history of atopic diseases and pruritus. The most prevalent three minor criteria were periorbital darkening, influence of environmental factors and xerosis. The most common prick test-positive allergens were grass and mite allergens. Despite evidence for a high co-morbidity between atopic diseases, in daily clinical practise diagnostic and therapeutic procedures generally focus on the most predominant disease. We concluded that it may be important to screen subjects with mucosal allergies for the presence of major and minor cutaneous stigmata. Screening for cutaneous manifestations and subsequent treatment might further enhance the quality of life of these patients.


Subject(s)
Adult , Allergens/immunology , Animals , Asthma/immunology , Comorbidity , Conjunctivitis, Allergic/immunology , Female , Humans , Hypersensitivity, Immediate/diagnosis , Incidence , Male , Mites/immunology , Poaceae/immunology , Prevalence , Pruritus/immunology , Rhinitis/immunology , Skin Diseases/diagnosis , Skin Tests
17.
Rev. otorrinolaringol. cir. cabeza cuello ; 66(1): 33-38, abr. 2006. ilus
Article in Spanish | LILACS | ID: lil-437748

ABSTRACT

La Rinosinusitis Crónica es un problema de salud frecuente. La patogénesis, fisiopatología e inmunobiología de esta patología, que durante mucho tiempo ha sido poco clara y desconocida en muchos aspectos, está comenzando a ser revelada. Recientemente se ha sugerido que en la etiopatogenia de la RSC intervendrían una diversidad de factores como los biofilms, hongos, alergia, infecciones bacterianas, y más recientemente, los superantígenos (SAg). Estudios demuestran que Stapylococcus Aureus , es la bacteria más frecuentemente aislada del mucus adyacente a los pólipos nasales. La producción de exotoxinas de éste y otros microorganismos, son capaces de actuar como superantígenos, uniéndose a los receptores de linfocitos T, produciendo activación y expansión de clones de éstos, con la consecuente liberación de citoquinas, que atraerían células inflamatorias principalmente eosinófilos, fundamentales en la patogenia de la Rinosinusitis Crónica Poliposa. En base a la información recopilada y presentada en esta revisión, podemos apreciar que el concepto de superantígenos no es algo abstracto, por el contrario, varios investigadores han demostrado su rol en la génesis y perpetuación de diversas enfermedades. Los hallazgos realizados recientemente nos muestran la relación que existiría con la rinosinusitis crónica, lo que hace plantearnos nuevas hipótesis, áreas de investigación e interrogantes a dilucidar.


Subject(s)
Humans , Exotoxins , Nasal Polyps , Rhinitis/immunology , Sinusitis/immunology , Staphylococcus aureus/immunology , Superantigens , Chronic Disease , T-Lymphocytes/immunology , Rhinitis/microbiology , Sinusitis/microbiology
18.
Rev. bras. alergia imunopatol ; 28(1): 39-43, jan.-fev. 2005. ilus, tab
Article in Portuguese | LILACS | ID: lil-408018

ABSTRACT

Introdução: Embora recomendado, o estudo da citologia nasal não é realizado rotineiramente devido à falta de padronização, realização de contagens somente qualitativas, e a escassez de material obtido. Objetivos: Nosso estudo avaliou a possibilidade de realização de uma leitura quantitativa de esfregaços nasais por cotonete e por escova em pacientes com rinite, e comparou os achados obtidos através das duas técnicas. Casuística e Métodos: Foram selecionados sessenta pacientes apresentando história clínica de rinite. Todos foram submetidos, em uma mesma avaliação, sequencialmente, a um esfregaço por cotonete na narina esquerda e a um por escova na direita. O esfregaço foi realizado em lâmina de vidro, com análise qualitativa e quantitativa de eosinófilos, neutrófilos e células epiteliais. Os achados foram comparados através do coeficiente de correlação intraclasse e do coeficiente Kappa, quando apropriado. Resultados: Observamos que a análise quantitativa dos esfregaços em lâmina foi possível, porém dificultada por questões associadas à técnica do exame. Qualitativamente não houve diferença de achado dos três tipos celulares entre as duas técnicas, mas sim quantitativo e de forma significativa, sendo maior para o escovado. Conclusões: Concluímos que ambos os procedimentos são de fácil execução, baixo custo operacional, viáveis para realização ambulatorial, e de boa tolerância.


Subject(s)
Humans , Male , Female , Adolescent , Adult , Middle Aged , Cytodiagnosis , Nasal Mucosa/cytology , Rhinitis/immunology , Cell Count , Cross-Sectional Studies , Epithelial Cells/immunology , Eosinophils/immunology , Neutrophils/immunology , Pilot Projects
19.
São Paulo med. j ; 122(5): 204-207, Sept. 2004. tab
Article in English | LILACS | ID: lil-387766

ABSTRACT

CONTEXTO: Alguns estudos demonstram que o processo inflamatório nas vias aéreas nasais poderia refletir ou mesmo afetar as vias aéreas inferiores. Decidimos avaliar indiretamente o estado inflamatório das vias aéreas nasais de dois grupos de escolares com diferente sensibilização aos aeroalérgenos mais comuns. OBJETIVO: Comparar a atividade inflamatória nas vias aéreas nasais, através da determinação de mediadores inflamatórios no lavado nasal em duas populações distintas de crianças em idade escolar. TIPO DE ESTUDO: Estudo transversal. LOCAL: O estudo foi realizado em duas escolas públicas de ensino fundamental, uma em zona urbana e outra em zona rural, no Estado de São Paulo. MÉTODOS: Foram constituídos dois grupos de 40 escolares que apresentam diferentes taxas de sensibilização a aeroalérgenos comuns. Amostras do lavado nasal foram colhidas para determinação de proteína catiônica eosinofílica (ECP) e triptase. Testes não-paramétricos foram usados na análise estatística. RESULTADOS: Níveis significativamente maiores de proteína catiônica eosinofílica foram encontrados nos estudantes da área urbana (p < 0,05). Não houve diferença estatística nos níveis de triptase entre os dois grupos. Observou-se ainda que, na área urbana, as crianças sensibilizadas aos aeroalérgenos apresentaram maiores concentrações de proteína catiônica eosinofílica, o que não foi observado nas crianças da zona rural. DISCUSSAO: A ausência de atividade de mastócitos e a degranulação aumentada de eosinófilos revelaram uma inflamação crônica nas vias aéreas das crianças estudadas. A maior atividade de eosinófilos na zona urbana, coincidindo com a maior sensibilização aos aeroalérgenos, sugere que deve haver algum fator a mais na área urbana que modula a resposta das vias aéreas influenciando a ativação das células inflamatórias locais. CONCLUSAO: Nossos achados não mostraram diferenças nos níveis de triptase no lavado nasal entre os dois grupos estudados. Por outro lado, as crianças da area urbana apresentaram maiores concentrações de proteína catiônica eosinofílica do que aquelas da zona rural. Observamos ainda que, na area urbana, as crianças sensibilizadas por aeroalérgenos apresentaram maiores concentrações de proteína catiônica eosinofílica do que aquelas não sensibilizadas, enquanto esta diferença não foi observada nas crianças da area rural.


Subject(s)
Humans , Male , Female , Child , Adolescent , Allergens/analysis , Blood Proteins/analysis , Inflammation Mediators/analysis , Nasal Lavage Fluid/chemistry , Ribonucleases/analysis , Serine Endopeptidases/analysis , Allergens/immunology , Blood Proteins/immunology , Brazil , Cross-Sectional Studies , Eosinophils/chemistry , Inflammation Mediators/immunology , Mast Cells/chemistry , Rhinitis/immunology , Ribonucleases/immunology , Rural Population , Serine Endopeptidases/immunology , Students , Urban Population
20.
Journal of Korean Medical Science ; : 473-477, 2003.
Article in English | WPRIM | ID: wpr-156017

ABSTRACT

This study was aimed to evaluate the prevalence of soy protein hypersensitivity in cow's milk protein-sensitive children in Korea. A total of 1,363 patients with atopic dermatitis, urticaria, enterocolitis syndrome, bronchial asthma or allergic rhinitis were recruited. First, we estimated the prevalence of sensitization to soy in children sensitized to cow's milk. Specific IgE levels > 0.7 kU/L by CAP assay were considered positive. Next, the prevalence of soy allergy in cow's milk allergy (CMA) patients was investigated. Those children whose parents agreed to participate the open challenge test with soy had a convincing history of allergic reactions elicited by cow's milk and these symptoms were relieved by elimination. All of them had negative soy-specific IgE. Patients with positive soy-specific IgE accounted for 18.3% of 224 children sensitized to cow's milk protein. The prevalence of sensitization to soy decreased with age (36.8% in the first year of life, 16.4% in the second year, and 13.7% in the third year). Of 21 CMA patients, 42.9% (n=9) were determined to have soy allergy (mean age 10.3 months). Our results suggest that soy protein formula should be carefully used as a substitute for cow's milk in CMA patients, especially during infancy.


Subject(s)
Adolescent , Child , Child, Preschool , Female , Humans , Infant , Male , Age Factors , Allergens , Asthma/immunology , Dermatitis, Atopic/immunology , Enterocolitis/immunology , Food Hypersensitivity/epidemiology , Hypersensitivity , Immunoglobulin E/blood , Korea , Milk Hypersensitivity/epidemiology , Prevalence , Rhinitis/immunology , Soybean Proteins/chemistry , Urticaria/immunology
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