[Histiocitosis de Langerhans en el cráneo. Informe de un caso].

Background: Langerhans cell histiocytosis is a rare disease in the adult, predominates in the pediatric age and is more common in men than in women. The sites of greater affection are the long bones, followed by the bones of the skull. Patients usually have symptoms related to the site of affection, usually polyostotic lesions, monostotic lesions occur less frequently.