Neonatal kerion Celsi: report of three cases.

Tinea capitis is a fungal infection caused by dermatophytes, frequent in children but uncommon in the neonatal period. Kerion Celsi is the inflammatory manifestation of tinea capitis secondary to host immunologic responses and its occurrence in newborns is extremely infrequent. We describe three neonates with the diagnosis of kerion Celsi.

[Langerhans cell histiocytosis in children under one year].

Introduction: Langerhans cell histiocytosis is characterized by a clonal proliferation of activated Langerhans cells that infiltrate various organs of the body. Occurs at any age, from newborn until adulthood, with an incidence peak at 1-4 years.

Objective: To describe the morphologyc characteristics of skin lesions and clinical course of 15 patients with Langerhans cell histiocytosis.