Fig. 1From: Pulmonary Langerhans cell histiocytosis: the many faces of presentation at initial CT scanA 20-year-old woman, non-smoker, with PLCH; pulmonary cysts at her first computed tomography (CT) examination. The patient was treated in the neonatal period for a cutaneous form of Langerhans cell histiocytosis that regressed completely during infancy. The cysts are postulated to have resulted from granolomatous transformation of pulmonary histiocytosis, possibly concurrent with the cutaneous paediatric disease. Cysts remained stable during 10 years of follow-upBack to article page