Oral stomatitis induced by endogenous progesterone is a rare clinical condition which may be associated with cutaneous involvement. That is probably due to the peak of progesterone production during the luteal phase of the ...

Keratoacanthoma is a rapidly growing skin neoplasia that may stabilize or regress spontaneously. We describe here a case of conjunctival keratoacanthoma and comment about the clinical signs and symptoms and pathological findings.

Background Melasma is a common acquired chronic hypermelanosis of sun-exposed areas which significantly impacts quality of life. There are few epidemiological studies in medical literature concerning these patients. Objective ...

Background - Paracoccidioidomycosis is the most frequent among the systemic mycoses in Brazil. Objective: To study the cases of paracoccidioidomycosis diagnosed from 1976 to 1996 at the Department of Dermatology of the ...

Solitary keratoacanthoma (KA) is a common benign epithelial tumor of the skin characterized by rapid growth and a tendency toward spontaneous regression. The exact etiology and classification of KA are a matter of debate. ...

The authors present two cases of human sporotrichosis, the lymphangitic and the fixed cutaneous form, observed in the owners of an infected domestic cat. Feline sporotrichosis has been related with higher frequency and ...

Histoplasmosis is a systemic mycosis endemic in extensive areas of the Americas. The authors report on an urban adult male patient with uncommon oral-cutaneous lesions proven to be histoplasmosis. Additional investigation ...