A Patient Was Transferred to the Postanesthesia Care Unit from the Operating

A patient was transferred to the postanesthesia care unit from the operating room after the induction of halothane anesthesia.The patient has no significant medical history.On admission,the patient appeared comatose and extremely diaphoretic,with severe muscle rigidity and tremors.The patient's vital signs were heart rate,145 beats/min; monitor reveals sinus tachycardia; blood pressure,85/50 mm Hg; respiratory rate,35 breaths/min; and temperature,103.8° F.Arterial blood gases on 100% oxygen by ventilator were PaO₂,70%; PaCO₂,35 mm Hg; pH,7.21; HCO₃,16 mm Hg; and SaO₂,90%.Fluid resuscitation and vasoactive therapy were started.Initial abnormal laboratory results were BUN,66 mg/dL; sodium,155 mEq/L; potassium,5.5 mEq/L; glucose,68 mg/dL; creatinine,2.4 mg/dL; and creatine phosphokinase,1896 U/L.The nurse would anticipate a diagnosis of

A) noncardiogenic pulmonary edema.
B) sepsis.
C) malignant hyperthermia.
D) emergency delirium.