title: Megavitamins for minimal brain dysfunction. A potentially dangerous therapy.
abstract: Vitamin A intoxication as a consequence of megavitamin therapy for minimal brain dysfunction occurred in a 4-year-old boy. An early clue to diagnosis was provided by an abnormal bone scan.
mesh_terms: D001289:Attention Deficit Disorder with Hyperactivity / Q000188:drug therapy*; D001842:Bone and Bones / Q000187:drug effects* / Q000378:metabolism; D002675:Child, Preschool; D005260:Female; D006801:Humans; D006986:Hypervitaminosis A; D009974:Orthomolecular Therapy / Q000009:adverse effects*; D013997:Time Factors; D014801:Vitamin A / Q000008:administration & dosage / Q000627:therapeutic use
chemical_list: D014801:Vitamin A