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1.
Ludovica Pediatr ; 25(2): 37-40, dic.2022.
Article in Spanish | LILACS | ID: biblio-1414372

ABSTRACT

Se presenta el reporte de un caso de miositis aguda en un niño de 4 años de edad con COVID-19. El paciente manifestó fiebre y dolor en ambas pantorrillas. Con sospecha de miositis se realizó análisis de CPK, encontrando valores de 4460 UI/L. Asimismo se realizó hisopado nasofaríngeo para SARS-CoV 2, confirmando la infección. El paciente recibió hiperhidratación, presentando resolución de su cuadro clínico en menos de 5 días


This case report describes a 4 year old child with COVID-19. He presented with fever and pain in both calves. Under the suspicion of myositis a CPK analysis was performed, which showed CPK: 4460 UI/L. Nasopharyngeal RT - PCR was also performed, which was positive. As a treatment, the patient received hyperhydration, achieving full recovery after five days


Subject(s)
Humans , Male , Child, Preschool , COVID-19/complications , Myositis/etiology , Acute Disease , COVID-19/diagnosis , Glucose/therapeutic use , Myositis/diagnosis , Myositis/drug therapy
2.
Arch. argent. pediatr ; 120(2): e93-e97, abril 2022. ilus
Article in Spanish | LILACS, BINACIS | ID: biblio-1363988

ABSTRACT

La miositis de origen vírico o bacteriano es frecuente en la edad pediátrica. Causa dolor muscular y debilidad, con fiebre y malestar general. Una causa es la infección por Bartonella henselae, bacteria implicada en la enfermedad por arañazo de gato que, a veces, causa afectación multisistémica. Se presenta el caso de una adolescente que acudió al servicio de urgencias por mialgia intensa, malestar, adelgazamiento y esplenomegalia. En el labortorio se observaron parámetros inflamatorios elevados. Refería contacto con un gato. Entre los estudios realizados, la resonancia magnética (RM) de miembros inferiores mostró una imagen compatible con miositis inflamatoria bilateral. En la RM abdominal, se observaron tres lesiones esplénicas no detectadas previamente y el fondo de ojo mostraba una lesión compatible con oclusión arterial retiniana o vasculitis. Se indicó tratamiento antibiótico por vía intravenosa durante 21 días con cefotaxima y cloxacilina, tras los cuales desaparecieron los signos y síntomas, aunque los reactantes inflamatorios persistieron elevados. Con base en el cuadro clínico (miositis + coriorretinitis + absceso esplénico) se pensó en una posible infección por B. henselae y se inició tratamiento oral con azitromicina y rifampicina durante 14 días. Luego del tratamiento, los valores de laboratorio fueron normales, así como la RM de control, y se constató una IgG positiva para la bacteria


Infectious myositis, whether viral or bacterial, is frequent in pediatric age. It causes muscle pain and weakness, associated with fever and general malaise. One cause is Bartonella henselae, responsible for cat scratch disease, which sometimes causes systemic symptoms. We report the case of an adolescent who came to the emergency room with intense myalgia, malaise, weight loss and splenomegaly. Blood tests showed high inflammatory markers. She had been in touch with a cat. Studies were carried out including: lower limbs MRI suggestive of bilateral inflammatory myositis, abdominal MRI with three previously undetected splenic lesions and dilated fundus examination that showed possible retinal arterial occlusion or vasculitis. After 21 days of intravenous antibiotic therapy (cefotaxime + cloxaciline), she became asymptomatic, but inflammatory markers remained high. Suspecting Bartonella henselaeinfection (myositis + chorioretinitis + splenic abscess), oral azithromycin and rifampicin were prescribed for 14 days. Blood tests and control MRI became normal, and IgG was positive.


Subject(s)
Humans , Female , Adolescent , Splenic Diseases/complications , Splenic Diseases/microbiology , Vasculitis , Cat-Scratch Disease/complications , Cat-Scratch Disease/diagnosis , Cat-Scratch Disease/drug therapy , Bartonella henselae , Myositis/diagnosis , Myositis/etiology
3.
Rev. chil. pediatr ; 88(2): 268-274, abr. 2017. ilus, tab
Article in Spanish | LILACS | ID: biblio-844610

ABSTRACT

La miositis aguda benigna de la infancia (MABI) es una entidad clínica autolimitada, infrecuente, que afecta a niños en edad preescolar y escolar. Dada su asociación a cuadros virales, se sugiere una relación con este tipo de agentes, entre los que predomina el virus influenza. OBJETIVO: Describir un brote de casos de MABI presentados en un servicio pediátrico. PACIENTES Y MÉTODO: Serie clínica retrospectiva de pacientes que consultaron por un cuadro clínico compatible con MABI en el período agosto-noviembre de 2012, en el Servicio de Urgencia pediátrico de un centro asistencial. RESULTADOS: Se presentan una serie de 9 niños, edades entre 4 y 12 años, con un pródromo de fiebre asociado a síntomas respiratorios, seguido de dolor agudo intenso de ambas pantorrillas y claudicación. En los exámenes de laboratorio destacaba un alza de creatincinasa, con un valor promedio de 4.066 UI/L. El estudio etiológico evidenció influenza B en 3 pacientes y Mycoplasma pneumoniae en uno. El manejo consistió en hidratación y antiinflamatorios no esteroidales, con favorable evolución clínica y de laboratorio. CONCLUSIONES: La MABI es una entidad benigna, autolimitada, de excelente pronóstico, con una presentación clínica que en la mayoría de los casos requiere manejo ambulatorio. Deben evitarse estudios invasivos y hospitalizaciones innecesarias.


Benign acute childhood myositis (BACM) is a rare clinical condition that mainly affects pre-school and school age-children. It is usually preceded by a viral illness, particularly influenza virus infection. OBJECTIVE: To describe a cluster of BACM cases that were seen in a paediatric unit. PATIENTS AND METHODS: A retrospective series of cases that presented with a clinical picture suggestive of BACM between August and November 2012 in the paediatric emergency department of a private clinic. RESULTS: Nine children, between 4 and 12 years, presented with a history of a recent febrile upper viral respiratory infection, followed by intense calf pain and claudication. They all recovered without complications. Laboratory results showed a marked increase in CK, with a mean of 4,066 IU/l. Three of the cases had influenza B infection and one Mycoplasma pneumonia infection. They were managed conservatively with hydration and non-steroidal anti-inflammatory drugs. CONCLUSIONS: BACM is a benign entity with a characteristic clinical presentation that can be managed most of the time in the ambulatory setting, avoiding invasive studies and unnecessary hospital admission.


Subject(s)
Humans , Male , Female , Child, Preschool , Child , Respiratory Tract Infections/complications , Influenza, Human/complications , Myositis/etiology , Influenza B virus/isolation & purification , Pneumonia, Mycoplasma/complications , Acute Disease , Retrospective Studies , Myositis/diagnosis , Myositis/therapy
4.
Pesqui. vet. bras ; 33(11): 1345-1348, Nov. 2013. ilus
Article in Portuguese | LILACS | ID: lil-697881

ABSTRACT

Miosite eosinofílica é uma condição inflamatória relativamente rara que afeta os músculos estriados de bovinos e ovinos. A lesão é usualmente associada a cistos degenerados de Sarcocystis spp., principalmente S. cruzi embora esse protozoário ocorra associado às miofibras de praticamente qualquer bovino, sem provocar, na grande maioria das vezes, reação inflamatória. Esse artigo relata os achados macro e microscópicos da miosite eosinofílica em três bovinos abatidos para produção de carne para consumo humano. Macroscopicamente, as lesões consistiam de manchas ou linhas amarelo-pálidas, ocasionalmente esverdeadas, de 2-6mm no miocárdio de três bovinos e no músculo masseter de um deles. Microscopicamente, as lesões consistiam de acúmulos inflamatórios granulomatosos circundando um centro constituído por eosinófilos mortos e degenerados e ocasionais fragmentos de Sarcocystis sp. A imuno-histoquímica realizada no miocárdio de um dos bovinos com um anticorpo policlonal anti-Neospora caninum marcou cistos intactos em miofibras normais e fragmentos de cistos em meio a áreas de intensa reação inflamatória. Esse último achado corrobora a opinião dos que apontam Sarcocystis sp. como tendo participação na causa da miosite eosinofílica.


Eosinophilic myositis is a relatively rare inflammatory condition affecting striated muscle of cattle and sheep. It has been usually associated with degenerating cysts of Sarcocystis spp., mainly S. cruzi, although this protozoan occurs in the myofibers of almost every cattle without provoking an inflammatory reaction. This paper reports the gross and histopathological findings of eosinophilic myositis in three cattle slaughtered for meat production for human consumption. Grossly lesions were pale yellow, occasionally with a greenish hue, 2-6mm spots or strikes in the myocardium of the three cattle and in the masseter muscle of one of them. Microscopically there were granulomatous lesions surrounding a core of dead and degenerating eosinophils and occasional fragment components of Sarcocystis. Immunohistochemistry performed with a policlonal anti-Neospora caninum antibody in the myocardium of one of the cattle marked intact cysts in normal myofibers and intralesional fragments of disrupted cyst amidst areas with strong inflammatory reaction. This latter finding corroborates the opinion of those in favor of Sarcocystis spp. playing a role in the causation of eosinophilic myositis.


Subject(s)
Animals , Cattle , Abattoirs/economics , Myositis/epidemiology , Sarcocystis/parasitology , Immunohistochemistry/veterinary , Myositis/etiology
5.
Article in English | IMSEAR | ID: sea-159981

ABSTRACT

Summary: Primary tuberculous myositis without underlying pathology has been sparingly reported in medical literature. We report a case of primary tuberculous myositis of left upper arm in a seven-year-old boy. He presented with gradually increasing swelling on the medial aspect of the left arm. Ziehl Neelsen staining of pus collected revealed acid fast bacilli morphologically resembling Mycobacterium tuberculosis and the same was grown on the culture. Histopathological findings were consistent with tuberculosis. The results were confirmed by Genotype MTBDRpluse line probe assay. He was treated with standard four-drug regimen to which he responded well with complete resolution of the lesion.


Subject(s)
Child , Humans , Male , Mycobacterium tuberculosis/epidemiology , Myositis/drug therapy , Myositis/epidemiology , Myositis/etiology , Tuberculosis/complications , Tuberculosis/drug therapy , Tuberculosis/epidemiology
6.
Article in English | IMSEAR | ID: sea-93075

ABSTRACT

Emphysematous cystitis (EC) and emphysematous myositis (EM) are rare disorders and concurrent occurrence of both in a patient with type 2 diabetes has not been reported previously. We report a patient who presented with pneumaturia and later with pain in thigh and diagnosed of both concurrently.


Subject(s)
Comorbidity , Cystitis/etiology , Diabetes Mellitus, Type 2/complications , Emphysema/complications , Female , Humans , Middle Aged , Myositis/etiology , Risk Assessment , Risk Factors
8.
The Korean Journal of Internal Medicine ; : 346-348, 2005.
Article in English | WPRIM | ID: wpr-20718

ABSTRACT

Muscle involvement in acute febrile neutrophilic dermatosis is uncommon. Herein, we report a case of acute febrile neutrophilic myositis, without cutaneous involvement, as the first manifestation of acute myeloid leukemia. The patient was a 35-year-old male, referred due to painful swelling of the left upper arm and fever. The overlying skin looked normal, and a muscle biopsy revealed dense infiltrates, predominantly composed of mature neutrophils, edema and tissue necrosis. All culture reports were negative, and he was finally diagnosed as having acute febrile neutrophilic myositis, associated with acute myeloid leukemia. Corticosteroid treatment resulted in the progressive regression of the fever, myalgia and swelling.


Subject(s)
Male , Humans , Adult , Neutrophils/metabolism , Myositis/etiology , Leukemia, Myeloid, Acute/diagnosis , Fever/etiology
9.
Indian J Pathol Microbiol ; 2003 Apr; 46(2): 191-3
Article in English | IMSEAR | ID: sea-74756

ABSTRACT

Several extrahepatic manifestations have been associated with infection with Hepatitis C virus (HCV) infection. It has been associated with Sjogren's syndrome (SS) and inflammatory myositis (IM). The objective was to look at the prevalence of anti-HCV antibodies in the serum of SS and IM patients of Indian origin. Individuals satisfying the European Economic Community criteria for the diagnosis of SS and those satisfying the criteria of Bohan and Peter for the diagnosis of IM were recruited in the study. Routine evaluation for liver functions was made. Anti-HCV antibodies were tested by a third generation ELISA, using microplate HCV3.0 ELISA. Of the 23 patients with SS studied, 14 had extraglandular features. The commonest were anaemia and arthritis in six each, followed by in lymphopenia in two. One patient each had interstitial lung disease, hypothyroidism and chronic active hepatitis. Twenty-two patients with IM were studied alongside. None of the patients had abnormal liver functions. One patient with primary SS tested positive for anti-HCV antibodies. None of the patients with inflammatory myositis tested positive for anti-HCV antibodies. The presence of anti-HCV antibodies in our cohort of patients with SS and IM is low and more in keeping with the generally low prevalence of the infection in the Indian population.


Subject(s)
Adolescent , Adult , Cohort Studies , Female , Hepatitis C/complications , Hepatitis C Antibodies/blood , Humans , India , Male , Middle Aged , Myositis/etiology , Sjogren's Syndrome/etiology
12.
J. bras. patol ; 36(4): 247-50, out.-dez. 2000.
Article in Portuguese | LILACS | ID: lil-277472

ABSTRACT

Piomiosite tropical é uma infecçäo aguda primária dos músculos esqueléticos, usualmente causada por Staphylococcus aureus, descrita com relativa frequência em algumas regiöes de clima tropical. Tal condiçäo costuma levar a problemas diagnósticos devido à inespecificidade dos sinais clínicos, podendo ser, eventualmente, confundida com processos infecciosos ósseos ou articulares, bem como com tromboflebite, paniculite ou doenças sistêmicas. A partir da década de 80, as infecçöes bacterianas dos tecidos musculares tornaram-se uma ocorrência mais frequente, devido a sua associaçäo com síndrome de imunodeficiência adquirida (Aids). Descreve-se aqui um caso ocorrido em um jovem previamente saudável, sem evidência de imunodeficiência, em que o diagnóstico inicial foi de pioartrite do quadril, e a investigaçäo subsequente por tomografia computadorizada demonstrou tratar-se de piomiosite tropical. A propósito do caso, revisa-se a literatura pertinente, trazendo-se à luz uma condiçäo clínica, por vezes, esquecida no desenvolvimento de raciocínios diagnósticos


Subject(s)
Humans , Male , Adolescent , Streptococcal Infections/complications , Myositis/etiology
13.
Rev. Soc. Bras. Med. Trop ; 32(4): 425-38, jul.-ago. 1999. tab
Article in Portuguese | LILACS | ID: lil-242912

ABSTRACT

A associaçäo entre o abscesso hepático e a esquistosomose mansônica foi confirmada por estudos clínicos e experimentais. Outros parasitos, como a larva de Toxocara canis, podem causar alteraçöes imunológicas sistêmicas e estruturais nos órgaos acometidos que favorecem a instalaçäo e o crescimento da bactéria. A piomiosite tropical, o abscesso hepático piogênico e o abscesso renal säo doenças freqüentes nos países tropicais e muitas vezes näo se encontra doença de base que poderia explicá-las. A síndrome de larva migrans visceral é causada pela presença no organismo humano de larvas de vermes que têm outros animais como hospedeiro definitivo sendo a T. canis o agente mais comum. As larvas migram por vários órgäos causando reaçäo inflamatória na forma de granuloma com necrose tecidual. Nesta revisäo discutem-se os possíveis mecanismos de interaçäo entre o hospedeiro, o parasito e a bactéria que podem favorecer a formaçäo de abscessos nos órgäos acometidos pela larva de T. canis e resumem-se alguns resultados preliminares de trabalho clínico-experimental realizado durante os últimos quatro anos para definir o papel deste parasito na patogenia dos abscessos


Subject(s)
Humans , Male , Female , Liver Abscess/etiology , Kidney/microbiology , Larva Migrans, Visceral , Myositis/etiology , Staphylococcal Infections , Toxocara canis/pathogenicity , Toxocariasis , Host-Parasite Interactions , Staphylococcus aureus
14.
Rev. colomb. ortop. traumatol ; 13(1): 32-6, abr. 1999. ilus, tab
Article in Spanish | LILACS | ID: lil-293490

ABSTRACT

La miositis infecciosa es una patología de diagnóstico poco frecuente y la similitud existente en su forma de presentación con otras entidades puede conducir a retardo en la instauración de una terapéutica adecuada. Este es un reporte que ejemplifica este hecho. Se presenta el caso de una niña de 6 años con unapiomiositis adecuada espontánea, producida por estafilococo dorado. El cuadro clínico y los exámenes paraclínicos realizados fueron contradictorios y la confirmación del diagnóstico fue posible sólo mediante estudio con resonancia magnética


Subject(s)
Humans , Female , Myositis , Myositis/classification , Myositis/diagnosis , Myositis/etiology , Myositis/pathology , Myositis/prevention & control , Myositis/psychology , Myositis/therapy
15.
Gac. méd. espirit ; 1(1): [4], ene.- abr. 1999.
Article in Spanish | LILACS | ID: biblio-1518490

ABSTRACT

Se destacan las principales características clínicas, etiología y evolución de la piomiositis. Se presenta un niño de 4 años de zona urbana, diagnosticado en el Hospital Pediátrico de Sancti Spíritus en el período "invasivo" de esta enfermedad, su evolución y tratamiento médico-quirúrgico, así como el germen causal. Este es el primer caso pediátrico reportado en Cuba.


Subject(s)
Myositis/diagnosis , Myositis/etiology
17.
Med. intensiva ; 13(4): 128-36, 1996. ilus, tab
Article in Spanish | LILACS | ID: lil-288042

ABSTRACT

Se presentan 4 casos de síndrome de shock tóxico asociados a infección por Streptococcus beta-hemolítico grupo A (Streptococcus pyogenes). Todos presentaron hipotensión y disfunción orgánica. Un caso se presentó en forma típica con fascitis necrotizante. Otro paciente tuvo una forma eritrodérmica con posterior descamación asociado a faringitis no invasiva. Una sepsis puerperal con neumonía cavitada y empiema; y un niño con faringitis y bacteremia. Se discute clínica, teorías fisiopatológicas, epidemiología y tratamiento


Subject(s)
Humans , Male , Female , Child, Preschool , Adolescent , Adult , Middle Aged , Streptococcal Infections/diagnosis , Streptococcus pyogenes/drug effects , Clindamycin/therapeutic use , Fasciitis, Necrotizing/diagnosis , Fasciitis, Necrotizing/etiology , Streptococcal Infections/physiopathology , Streptococcal Infections/drug therapy , Lactams/therapeutic use , Myositis/drug therapy , Myositis/etiology , Shock, Septic/etiology , Streptococcus pyogenes/pathogenicity
18.
Rev. méd. hered ; 6(3): 131-3, sept. 1995.
Article in Spanish | LILACS, LIPECS | ID: lil-176344

ABSTRACT

A seven year old patient is described with acute focal myositis, following an influenza-like infection, involving exclusively the gastroenemius and soleus muscles. The patient improved only with bed rest and symptomatic treatment and made a full recovery in three days. Laboratory studies showed a normal white blood count with an increase in the band forms, elevated SGOT, DHL, and CPK, all of which returned to normal after one week. The patient remains asymptomatic one month after his discharge


Subject(s)
Humans , Child , Orthomyxoviridae , Myositis/diagnosis , Myositis/etiology , Respiratory Tract Infections/diagnosis
19.
Pediatría (Bogotá) ; 5(2): 76-81, jun. 1995. ilus
Article in Spanish | LILACS | ID: lil-190451

ABSTRACT

La piomiositis es una infección del músculo esquelético, considerada no muy frecuente en áreas templadas pero sí en zonas tropicales. Sin embargo, en nuestra institución es una patología infecciosa poco usual, por tal razón, presentamos el caso de un paciente escolar hospitalizado en el servicio de infectología de la Clínica Infantil de Colsubsidio entre el 4 y 23 de septiembre de 1994 y en seguimiento posterior ambulatorio por infectología y ortopedia, en quien se llegó al diagnóstico de piomiositis de interaductores de cadera izquierda como foco primario; asociado luego a una osteomielitis de tibia derecha debidos a Staphylococcus aureus. El paciente tuvo una evolución favorable después del drenaje quirúrgico. No fue fácil establecer el diagnóstico definitivo sino después de cinco días de un gran consumo de recursos humanos, técnicos y económicos, así como de una gran expectativa del personal médico, paramédico, de la familia y del mismo paciente con el fin de tomar una conducta apropiada y oportuna que favoreciera el pronóstico del paciente. Nuestro objetivo es el de ilustrar con un caso una patología infecciosa no muy frecuente en nuestra institución, a pesar de estar en un área tropical, pero que debe considerarse en el diagnóstico diferencial del estudio del paciente con cuadro febril asociado a mialgias o limitación funcional sin un foco claro y el cual, tratado oportuna y adecuadamente, puede evitar complicaciones tardías y pronóstico reservado


Subject(s)
Humans , Male , Child , Myositis/classification , Myositis/diagnosis , Myositis/drug therapy , Myositis/etiology , Myositis/nursing , Osteomyelitis/diagnosis , Osteomyelitis/drug therapy , Osteomyelitis/etiology , Osteomyelitis/nursing , Osteomyelitis/surgery , Staphylococcus aureus/growth & development , Staphylococcus aureus/isolation & purification , Staphylococcus aureus/pathogenicity
20.
Arq. bras. med ; 66(4): 325-4, jul.-ago. 1992. ilus
Article in Portuguese | LILACS | ID: lil-137700

ABSTRACT

Correlacionan-se as principais manifestaçöes clínicas encontradas na forma úctero-hemorrágica da leptospirose com seus achados anatomopatológicos em autópsias e biópsias, consubstanciados em vasta experiência nas três últimas décadas na cidade do Rio de Janeiro. O mecanismo patogênico básico das lesöes é analisado como decorrente de dano celular direto pela estrutura da leptospira e de seus produtos de degradaçäo, por via de alteraçöes vasculares propiciadoras de hipoxia tecidual. O quadro clínico e laboratorial de icterícia com insuficiência renal correlaciona-se com aspectos histopatológicos de hepatite colestática centrolobular e de necrose tubular aguda com nefrite intesticial. As mialgias, presentes na quase totalidade dos casos, säo justificadas pelo quadro histológico de miosite alterativa com lesöes multifocais em aproximadamente 80 por cento dos 88 espécimes estudados em material de biópsias musculares. As manifestaçöes cardiovasculares, pulmonares, digestivas e neuropsiquiátricas derivam de miocardite, pneumonite e de lesöes associadas a fenômenos congestivos e hemorrágicos


Subject(s)
Humans , Male , Female , Acute Kidney Injury/etiology , Weil Disease/complications , Hepatitis/etiology , Leptospira interrogans/pathogenicity , Myositis/etiology , Brazil , Weil Disease/pathology , Liver/pathology , Kidney Tubular Necrosis, Acute/pathology , Kidney/pathology , Leptospira/classification , Nephritis, Interstitial/pathology
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