A 35-year-old woman with a grade III subarachnoid hemorrhage is undergoing clipping of a middle cerebral artery aneurysm 48 hours after initial hemorrhage. Which of the following drugs used to induce hypotension is LEAST likely to affect intracranial pressure?
A 55-year-old patient with hypertrophic cardiomyopathy (IHSS) is undergoing bladder suspension with enflurane 1%, nitrous oxide 50%, and oxygen 50%. Junctional tachycardia and hypotension develop suddenly immediately after skin incision. The most appropriate management is to
Each of the following structures may participate in causing acute bradycardia during strabismus surgery EXCEPT the
A 30-kg patient with asthma is receiving general anesthesia and being mechanically ventilated with a measured tidal volume of 300 mL. Increasing the fresh gas flow from 3 L/min to 9 L/min without changing the ventilatory rate or I:E ratio will result in
The vapor pressure of a volatile anesthetic depends on
A 32-year-old woman sustains an injury to the left recurrent laryngeal nerve during thyroidectomy, Which of the following is the most likely postoperative finding?
A 56-year-old woman with pulmonary fibrosis is scheduled for pneumonectomy. Which of the following parameters best predicts potential postoperative functional impairment?
Which of the following nerves should be blocked for an operation at the medial aspect of the lower leg?
A 36-year-old woman who undergoes peritoneal dialysis for chronic renal failure requires emergency surgical exploration for bowel obstruction. Serum creatinine concentration is 9.8 mg/dl and BUN concentration is 124 mg/dl. The most likely abnormality of coagulation is
After receiving an axillary block for carpal tunnel release, a patient has pain on incision. Which of the following nerves should be blocked at the level of the elbow to relieve the pain?