Anaesthesia After suxamethonium 50mg, apnea persists for one hour A Treatment with cholnesterase is indicated B Probab1y an atypical cholinesterase is present C Treatment with stored blood is indicated D Apnea may be due to low serum potassium concentration π‘ Explanation After suxamethonium 50mg, apnea persists for one hour β Correct Answer: B. Probab1y an atypical cholinesterase is present