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1.
Paediatr Respir Rev ; 33: 45-51, 2020 Feb.
Artigo em Inglês | MEDLINE | ID: mdl-30962152

RESUMO

OBJECTIVES: To describe the clinical-radiological-pathological characteristics and treatment outcomes of children with suspected exogenous lipoid pneumonia (ELP). DESIGN: Systematic review. We searched electronic databases and reference lists published between 1967 and 2018, restricted to non-accidental cases. RESULTS: Forty-four studies including 489 participants aged 1 day to 17 years from 13 countries were included. Cultural, medical, and behavioural rationale for oil-use was described. The clinical-radiological presentation varied widely. Diagnostic certainty was deemed highest if ELP was confirmed on bronchoalveolar lavage/frozen section lung biopsy with documented extracellular lipid on cytological staining and/or fat analysis. Non-tuberculous mycobacteria infection was identified in six studies: Mycobacterium fortuitum/chelonei, Mycobacterium smegmatis and Mycobacterium abscessus. Treatment comprised supportive therapy, corticosteroids, stopping oil, therapeutic lung-lavage and surgical resection. Outcomes were reported inconsistently. CONCLUSION: Paediatric ELP resulting from cultural and medical practices continues to be described globally. Preventive interventions, standardized reporting, and treatment efficacy studies for cases not averted, are lacking. Protocol registration: PROSPERO CRD42017068313.


Assuntos
Cultura , Óleos/efeitos adversos , Pneumonia Lipoide/etiologia , Corticosteroides/uso terapêutico , Antibacterianos/uso terapêutico , Biópsia , Lavagem Broncoalveolar , Dor no Peito , Criança , Constipação Intestinal/terapia , Tosse , Suplementos Nutricionais , Humanos , Hipóxia , Laxantes/uso terapêutico , Antissépticos Bucais/uso terapêutico , Infecções por Mycobacterium não Tuberculosas/complicações , Lavagem Nasal , Óleos/uso terapêutico , Osteoartropatia Hipertrófica Primária , Oxigenoterapia , Cuidados Paliativos , Pneumonia Bacteriana/complicações , Pneumonia Lipoide/diagnóstico por imagem , Pneumonia Lipoide/microbiologia , Pneumonia Lipoide/terapia , Pneumonia Viral/complicações , Respiração Artificial , Fatores de Risco , Taquipneia , Tuberculose Pulmonar/complicações
2.
Vet Pathol ; 52(2): 356-9, 2015 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-24788402

RESUMO

A 1-year old female spayed German Shepherd dog was evaluated for acute onset of dyspnea. Pyogranulomatous inflammation and green globoid structures were present on aspirates of the affected lung. Impression smears and histopathology confirmed pyogranulomatous pneumonia, with large amounts of lipid corresponding to the green structures noted cytologically, and identified poorly staining bacterial rods within lipid vacuoles. Special stains confirmed the presence of acid-fast bacterial rods, and polymerase chain reaction and DNA sequencing identified the organism as Mycobacterium fortuitum. M. fortuitum pneumonia is well described in humans and has previously been reported in 4 dogs and 1 cat. Lipid was a prominent cytologic and histologic feature, as is often described in humans and in the single feline case report. Additionally, this case highlights the variable cytologic appearance of lipid, as well as Mycobacterium spp, which are classically nonstaining with Wright-Giemsa.


Assuntos
Doenças do Cão/microbiologia , Infecções por Mycobacterium não Tuberculosas/veterinária , Mycobacterium fortuitum/isolamento & purificação , Pneumonia Lipoide/veterinária , Animais , Sequência de Bases , Doenças do Cão/patologia , Cães , Evolução Fatal , Feminino , Dados de Sequência Molecular , Infecções por Mycobacterium não Tuberculosas/microbiologia , Infecções por Mycobacterium não Tuberculosas/patologia , Mycobacterium fortuitum/genética , Pneumonia Lipoide/microbiologia , Pneumonia Lipoide/patologia , Reação em Cadeia da Polimerase/veterinária , Análise de Sequência de DNA/veterinária
3.
Singapore Med J ; 54(3): e66-7, 2013 Mar.
Artigo em Inglês | MEDLINE | ID: mdl-23546039

RESUMO

Endogenous lipoid pneumonia is an uncommon condition. This is a report of a 29-year-old woman diagnosed with endogenous lipoid pneumonia associated with Legionella pneumophila serogroup 1 infection. The patient's endogenous lipoid pneumonia resolved completely after treatment for Legionella pneumophila infection. This suggests that early diagnosis and aggressive treatment of the underlying infection may prevent any long-term sequelae of lipoid pneumonia.


Assuntos
Legionella pneumophila/classificação , Doença dos Legionários/diagnóstico , Pneumonia Lipoide/diagnóstico , Pneumonia Lipoide/microbiologia , Adulto , Antibacterianos/uso terapêutico , Compostos Aza/uso terapêutico , Azitromicina/uso terapêutico , Feminino , Fluoroquinolonas , Humanos , Doença dos Legionários/tratamento farmacológico , Doença dos Legionários/microbiologia , Moxifloxacina , Pneumonia Lipoide/tratamento farmacológico , Quinolinas/uso terapêutico , Resultado do Tratamento
4.
Clin Dev Immunol ; 2011: 307631, 2011.
Artigo em Inglês | MEDLINE | ID: mdl-21197439

RESUMO

Postprimary tuberculosis occurs in immunocompetent people infected with Mycobacterium tuberculosis. It is restricted to the lung and accounts for 80% of cases and nearly 100% of transmission. Little is known about the immunopathology of postprimary tuberculosis due to limited availability of specimens. Tissues from 30 autopsy cases of pulmonary tuberculosis were located. Sections of characteristic lesions of caseating granulomas, lipid pneumonia, and cavitary stages of postprimary disease were selected for immunohistochemical studies of macrophages, lymphocytes, endothelial cells, and mycobacterial antigens. A higher percentage of cells in lipid pneumonia (36.1%) and cavitary lesions (27.8%) were positive for the dendritic cell marker DEC-205, compared to granulomas (9.0%, P < .05). Cavities contained significantly more T-regulatory cells (14.8%) than found in lipid pneumonia (5.2%) or granulomas (4.8%). Distribution of the immune cell types may contribute to the inability of the immune system to eradicate tuberculosis.


Assuntos
Antígenos CD , Lectinas Tipo C , Receptores de Superfície Celular , Linfócitos T Reguladores , Tuberculose Pulmonar , Antígenos de Bactérias/análise , Antígenos de Bactérias/imunologia , Antígenos CD/análise , Antígenos CD/imunologia , Autopsia , Biomarcadores/análise , Células Dendríticas/imunologia , Células Dendríticas/patologia , Células Espumosas/imunologia , Células Espumosas/patologia , Granuloma/imunologia , Granuloma/microbiologia , Granuloma/patologia , Humanos , Imuno-Histoquímica , Lectinas Tipo C/análise , Lectinas Tipo C/imunologia , Pulmão/imunologia , Pulmão/microbiologia , Pulmão/patologia , Antígenos de Histocompatibilidade Menor , Mycobacterium tuberculosis/imunologia , Especificidade de Órgãos , Pneumonia Lipoide/imunologia , Pneumonia Lipoide/microbiologia , Pneumonia Lipoide/patologia , Receptores de Superfície Celular/análise , Receptores de Superfície Celular/imunologia , Linfócitos T Reguladores/imunologia , Linfócitos T Reguladores/patologia , Tuberculose Pulmonar/imunologia , Tuberculose Pulmonar/microbiologia , Tuberculose Pulmonar/patologia
5.
Mo Med ; 104(5): 446-7, 2007.
Artigo em Inglês | MEDLINE | ID: mdl-18018534

RESUMO

Endogenous lipoid pneumonia (ELP) is a rare clinical entity associated with malignant neoplasms, connective tissue disease, benign bronchial tumors and rarely infections. We present to you the first case report of ELP associated with tuberculosis.


Assuntos
Pneumonia Lipoide/microbiologia , Tuberculose Pulmonar/complicações , Feminino , Humanos , Pessoa de Meia-Idade , Pneumonia Lipoide/diagnóstico por imagem , Pneumonia Lipoide/patologia , Radiografia , Tuberculose Pulmonar/diagnóstico por imagem , Tuberculose Pulmonar/patologia
6.
Fetal Pediatr Pathol ; 25(2): 107-17, 2006.
Artigo em Inglês | MEDLINE | ID: mdl-16908460

RESUMO

Super-infection of an exogenous lipoid pneumonia by nontuberculous mycobacteria has been described in the literature. It produces a distinctive histologic picture with suppurative, noncaseating granulomas surrounding lipid vacuoles containing acid-fast bacilli. Mainly isolated cases have been found, but seldom in children. We describe a series of 9 children with similar histological findings. All our patients were under 1 year of age, malnourished, and with chronic respiratory symptoms. The diagnosis, based on the characteristic histology with acid-fast rods, was established at autopsy in 4 cases, on lobectomy specimens in 4 and by open lung biopsy in 1. Mycobacterium fortuitum-chelonei was cultured in 1 case. Gastro-esophageal reflux was documented in all 4 cases in which it was explored. Aspiration of lipid gastric contents or of oil given as medication can result in exogenous lipoid pneumonia, which in turn becomes super-infected with mycobacteria. Recognition of the distinctive histology permits the diagnosis of this complication.


Assuntos
Infecções por Mycobacterium não Tuberculosas/complicações , Mycobacterium chelonae/isolamento & purificação , Mycobacterium fortuitum/isolamento & purificação , Pneumonia Lipoide/microbiologia , Superinfecção , Evolução Fatal , Feminino , Refluxo Gastroesofágico/complicações , Refluxo Gastroesofágico/patologia , Humanos , Lactente , Pulmão/patologia , Masculino , Infecções por Mycobacterium não Tuberculosas/patologia , Mycobacterium chelonae/fisiologia , Mycobacterium fortuitum/fisiologia , Pneumonia Lipoide/patologia
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