[Differential diagnosis of visceral leishmaniasis, progressive disseminated histoplasmosis and penicilliosis marneffei].

Visceral leishmaniasis, progressive disseminated histoplasmosis and penicilliosis marneffei are infections found in both human and animals. Their clinical manifestations, morphology of the pathogens under microscope are similar. Misdiagnosis was common and prognosis was poor when wrong therapy was given. This article is to introduce the epidemiology, clinical manifestation, laboratory findings and the treatment of these infections.