title: Retropharyngeal hematoma as a complication of warfarin therapy.
mesh_terms: D000368:Aged; D001281:Atrial Fibrillation / Q000188:drug therapy; D004347:Drug Interactions; D005260:Female; D006406:Hematoma / Q000139:chemically induced*; D006801:Humans; D010608:Pharyngeal Diseases / Q000139:chemically induced*; D010614:Pharynx / Q000000981:diagnostic imaging; D011859:Radiography; D013420:Sulfamethoxazole / Q000009:adverse effects; D014295:Trimethoprim / Q000009:adverse effects; D014552:Urinary Tract Infections / Q000188:drug therapy; D014859:Warfarin / Q000009:adverse effects*; D014914:Whole Blood Coagulation Time
chemical_list: D014859:Warfarin; D014295:Trimethoprim; D013420:Sulfamethoxazole