85 yr old man with carcinoma bronchus is given general anesthesia for an emergency laparotomy, post operatively neuromuscular monitoring shows delayed recovery; most probable cause is: (A) Intracerebral bleed, (B) Myasthenic syndrome, (C) Ventilation perfusion mismatch, (D) Blood loss
Answer is B. There is association of myasthenic syndrome with carcinoma bronchus . Delayed recovery is seen with neuromuscular blocker in myasthenic syndrome.