[Sarcoidosis in childhood. Presentation of a case in a very young child].

A case of sarcoidosis in a six months old male is reported. Clinical symptoms and biochemical and radiological data suggest involvement at least of three organs. Diagnosis was corroborated by pulmonary, hepatic an lymph node biopsy. Slight renal insufficiency appeared associated to hypercalcemia and hypercalciuria. Hyperaldosteronism also permits relationship with increased angiotensin-I-converting enzyme activity. Pulmonary lesions at this age, were note-worthy in this case. Finally, evolution was favorable with prednisone. Patient presents no symptoms during follow-up for four years.