POSTOPERATIVE MALIGNANT HYPERTHERMIA: A CASE REPORT

We have reported a case of delayed malignant hyperthermia occurring in a young healthy female. The temperature rose to 112°F, skeletal muscle rigidity, ventricular tachycardia and hypotension, respiratory and metabolic acidosis, hyperkalaemia followed by hypokalaemia, serum enzyme elevations, and a moderate hypocalcaemia were all observed. Successful treatment consisted of vigorous cooling, hyperventilation, 100 per cent oxygen, procaine amide, sodium bicarbonate, insulin with glucose, mannitol, solucortef, calcium gluconate, potassium chloride. meperidine, promethazine, and chlorpromazine.