title: Letter: Preoperative work-ups and near catastrophes.
mesh_terms: D004232:Diuretics / Q000009:adverse effects; D005145:Face / Q000601:surgery*; D005158:Facial Paralysis / Q000175:diagnosis; D005260:Female; D006801:Humans; D006947:Hyperkalemia / Q000139:chemically induced; D008875:Middle Aged; D011300:Preoperative Care; D011674:Pulse; D012651:Self Medication; D013518:Surgery, Plastic
chemical_list: D004232:Diuretics