Chromoblastomycosis: tissue modifications during itraconazole treatment



Título del documento: Chromoblastomycosis: tissue modifications during itraconazole treatment
Revista: Anais brasileiros de dermatologia
Base de datos: PERIÓDICA
Número de sistema: 000410433
ISSN: 0365-0596
Autors: 1
2
3
4
Institucions: 1Universidade Positivo, Faculdade de Medicina, Curitiba, Parana. Brasil
2Universidade Federal do Parana, Hospital das Clinicas, Curitiba, Parana. Brasil
3Faculdade Evangelica do Parana, Hospital Evangelico de Curitiba, Curitiba, Parana. Brasil
4Pontificia Universidade Catolica do Parana, Faculdade de Medicina, Curitiba, Parana. Brasil
Any:
Període: Jul-Ago
Volum: 92
Número: 4
Paginació: 479-484
País: Brasil
Idioma: Inglés
Tipo de documento: Artículo
Enfoque: Analítico, descriptivo
Resumen en inglés Histological and mycological changes during itraconazole use have not been totally established in chromoblastomycosis. Objectives: To evaluate tissue modifications in chromoblastomycosis carriers under itraconazole treatment. Methods: A histological retrospective study of 20 cases of chromoblastomycosis seen at the university hospital at the south of Brazil, during itraconazole 400 mg daily treatment. Patients were classified into two groups: plaque or tumor lesions, and underwent periodic evaluations every four months during three years. Hematoxylin-eosin stain was used to analyze epidermal modifications, inflammatory infiltrate and fibrosis, and Fontana-Masson stain for parasite evaluation. Results: Fontana-Masson stain was superior to hematoxylin-eosin stain in fungal count in the epidermis (mean difference=0.14; p<0.05). The most distinct mycosis tissue responses were registered in the dermis. Epidermal thinning, granulomatous infiltrate decrease or disappearance, fibrosis increase and quantitative/morphological changes occurred during treatment. Study limitations: Patients could not be located to have their current skin condition examined. Conclusion: Parasitic and tissue changes verified in this study can reflect the parasite-host dynamics under itraconazole action
Disciplines Medicina
Paraules clau: Dermatología,
Farmacología,
Hongos,
Cromoblastomicosis,
Patología,
Histología,
Itraconazol
Keyword: Medicine,
Dermatology,
Pharmacology,
Fungi,
Chromoblastomycosis,
Pathology,
Histology,
Itraconazole
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