title: Methemoglobinemia during surgical excision of hydatid cyst.
mesh_terms: D000077286:Cetrimonium; D002593:Cetrimonium Compounds / Q000009:adverse effects*; D004444:Echinococcosis, Hepatic / Q000601:surgery* / Q000628:therapy; D005260:Female; D006801:Humans; D007430:Intraoperative Care; D007431:Intraoperative Complications; D008708:Methemoglobinemia / Q000139:chemically induced*; D008875:Middle Aged; D000644:Quaternary Ammonium Compounds / Q000009:adverse effects*; D007507:Therapeutic Irrigation
chemical_list: D002593:Cetrimonium Compounds; D000644:Quaternary Ammonium Compounds; D000077286:Cetrimonium