title: Hyperleydigism: a cause of severe pubertal gynecomastia.
mesh_terms: D015068:17-Ketosteroids / Q000097:blood; D000293:Adolescent; D003687:Dehydroepiandrosterone / Q000097:blood; D003919:Diabetes Insipidus / Q000097:blood; D004958:Estradiol / Q000097:blood; D005246:Feedback; D006177:Gynecomastia / Q000209:etiology*; D006646:Histiocytosis, Langerhans-Cell / Q000097:blood; D006801:Humans; D006984:Hypertrophy; D007037:Hypothyroidism / Q000097:blood; D007985:Leydig Cells / Q000378:metabolism*; D008297:Male; D011627:Puberty; D013733:Testicular Diseases / Q000503:physiopathology*; D013739:Testosterone / Q000097:blood
chemical_list: D015068:17-Ketosteroids; D013739:Testosterone; D003687:Dehydroepiandrosterone; D004958:Estradiol