title: Apnea and mydriasis after postoperative tramadol administration: an unusual complication and possible underlying mechanisms.
authors.forename: A
authors.initials: A
authors.lastname: Makris
authors.forename: M-E
authors.initials: ME
authors.lastname: Matala
authors.forename: A
authors.initials: A
authors.lastname: Tsirigotis
authors.forename: I
authors.initials: I
authors.lastname: Karmaniolou
mesh_terms: D000328:Adult; D058109:Airway Management / Q000379:methods; D000701:Analgesics, Opioid / Q000009:adverse effects* / Q000627:therapeutic use; D000768:Anesthesia, General; D001049:Apnea / Q000139:chemically induced* / Q000628:therapy; D017081:Cholecystectomy, Laparoscopic; D005260:Female; D006801:Humans; D007442:Intubation, Intratracheal; D015878:Mydriasis / Q000139:chemically induced* / Q000628:therapy; D010149:Postoperative Pain / Q000188:drug therapy*; D011183:Postoperative Complications / Q000139:chemically induced*; D012121:Respiration, Artificial; D014147:Tramadol / Q000009:adverse effects* / Q000627:therapeutic use
chemical_list: D000701:Analgesics, Opioid; D014147:Tramadol