title: Neurofibromatous pseudogynecomastia associated with prepubertal idiopathic gynecomastia.
mesh_terms: D001706:Biopsy; D002675:Child, Preschool; D006177:Gynecomastia / Q000209:etiology / Q000473:pathology*; D006801:Humans; D008297:Male; D009456:Neurofibromatosis 1 / Q000150:complications / Q000473:pathology*; D011627:Puberty; D012583:Schwann Cells / Q000648:ultrastructure