Juvenile xanthogranuloma: an analysis of 45 cases by clinical follow-up, light- and electron microscopy.

Juvenile xanthogranuloma is a benign, nevoid histiocytosis not related to histiocytosis X. The lesions wrinkle, then flatten out and in 40% of the cases they leave no trace without any treatment. It is more frequent in boys. One patient also had granulomatous lesions of the eye, 8 had café-au-lait spots and 3 epilepsy.