title: An unusual adverse reaction to tramadol.
authors.forename: C
authors.initials: C
authors.lastname: Grassmann
mesh_terms: D000368:Aged; D000701:Analgesics, Opioid / Q000009:adverse effects*; D000799:Angioedema / Q000139:chemically induced*; D000806:Angiotensin-Converting Enzyme Inhibitors / Q000009:adverse effects; D006801:Humans; D008297:Male; D014060:Tongue Diseases / Q000139:chemically induced*; D014147:Tramadol / Q000009:adverse effects*
chemical_list: D000701:Analgesics, Opioid; D000806:Angiotensin-Converting Enzyme Inhibitors; D014147:Tramadol