title: Hyperthyroidism causing atrial fibrillation in a young man.
mesh_terms: D000328:Adult; D013956:Antithyroid Agents / Q000008:administration & dosage; D001281:Atrial Fibrillation / Q000209:etiology*; D004562:Electrocardiography; D006801:Humans; D006980:Hyperthyroidism / Q000150:complications* / Q000188:drug therapy; D008297:Male; D013965:Thyroidectomy; D013974:Thyroxine / Q000008:administration & dosage
chemical_list: D013956:Antithyroid Agents; D013974:Thyroxine