Arachnoidal cyst of the third ventricle with precocious puberty.
D000293:Adolescent; D001099:Arachnoid / Q000473:pathology; D001927:Brain Diseases / Q000150:complications / Q000175:diagnosis / Q000473:pathology; D002552:Cerebral Ventricles; D003560:Cysts / Q000150:complications* / Q000175:diagnosis / Q000473:pathology; D006261:Headache / Q000209:etiology; D006801:Humans; D008297:Male; D011629:Puberty, Precocious / Q000209:etiology*