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CHRONIC PULMONARY HISTOPLASMOSIS IN THE STATE OF RIO DE JANEIRO, BRAZIL
Histoplasma capsulatum var. capsulatum
Histoplasmosis capsulati
Mycological diagnosis
Author
Affilliation
Federal University of Rio de Janeiro. Institute of Thoracic Diseases. Rio de Janeiro, RJ, Brazil / University of the State of Rio de Janeiro. Rio de Janeiro, RJ, Brazil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Federal University of Rio de Janeiro. Institute of Thoracic Diseases. Rio de Janeiro, RJ, Brazil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Federal University of Santa Maria. Rio Grande do Sul, RS, Brazil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Federal University of Rio de Janeiro. Institute of Thoracic Diseases. Rio de Janeiro, RJ, Brazil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Fundação Oswaldo Cruz. Instituto Nacional de Infectologia Evandro Chagas. Rio de Janeiro, RJ, Brasil.
Federal University of Santa Maria. Rio Grande do Sul, RS, Brazil.
Abstract
Three cases of chronic pulmonary histoplasmosis affecting aged patients with chronic obstructive pulmonary disease are reported. They had a history of recurrent episodes of respiratory infection and presented radiological lung
lesions inducing a misdiagnosis of chronic pulmonary tuberculosis of the adults. The diagnosis of histoplasmosis,
suggested by the immunodiffusion test and the detection of yeastlike cells in smeared and stained sputum, was
confirmed by the isolation and identification of Histoplasma capsulatum var. capsulatum in selective media. The
treatment was carried out with amphothericin B and ketoconazole or itraconazole. Clinical, radiologic, mycologic
and serologic improvement was obtained in all the patients. However, relapses occurred within a period of 1 to 18
months after the interruption of the treatment. Mycological diagnosis and the difficulties observed in the tretament
were discussed. In addition data on the epidemiology of histoplasmosis in the state of Rio de Janeiro, Brazil, were
presented.
Keywords
Chronic pulmonary histoplasmosisHistoplasma capsulatum var. capsulatum
Histoplasmosis capsulati
Mycological diagnosis
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