A 50-year-old man with severe coronary artery disease undergoes coronary artery bypass grafting. Five minutes after successful termination of cardiopulmonary bypass, ST-segment elevation is noted in lead II of the ECG, and the following findings are noted: BP 70/40, Pulse 80, CVP 16 cmH2O, PAp 25/10. Appropriate management is to
A patient who had liver transplantation two years ago now requires general anesthesia for ENT surgery. Minimal rejection has occurred on a regimen of cyclosporine and prednisone. Which of the following is most likely?
Five hours after intramuscular administration of morphine 15 mg to a healthy 80-kg man, residual effects are best demonstrated by measuring the
(A) resting tidal volume
(B) resting PaC02
(C) functional residual capacity
(D) ventilatory response to rebreathing
(E) alveolar ventilation
D
As part of a preoperative evaluation, a patient had a thallium scan showing a "cold spot" over the left ventricle that occurs with moderate exercise and disappears at rest. This most likely indicates
Failure to block the musculocutaneous nerve adequately during the axillary approach to brachial plexus block will result in inadequate anesthesia of the
(A) thumb and index finger
(B) dorsum of the wrist
(C) lateral aspect of the forearm
(D) lateral aspect of the elbow
(E) medial aspect of the upper arm
C
A 36-year-old woman develops acute airway obstruction 24 hours after total thyroidectomy. The most likely cause is