A 5-month-old infant with tetralogy of Fallot is scheduled for elective inguinal herniorrhaphy. Which of the following would require the operation to be postponed?
A 65-year-old man undergoes prostatectomy in the lithotomy position under spinal anesthesia using bupivacaine 12 mg. Ten hours later, he reports that his left foot is numb. Examination shows decreased pinprick sensation over the lateral dorsal aspect of the left foot; dorsiflexion is limited. Which of the following is the most likely cause?
Which of the following nerves should be blocked for an operation at the medial aspect of the lower leg?
(A) Femoral
(B) Sciatic
(C) Obturator
(D) Common peroneal
(E) Tibial
A
After termination of cardiopulmonary bypass, a patient who is chronically digitalized receives digoxin 0.5 mg in error. An ECG shows sinus bradycardia with intermittent sinus arrest; blood pressure is 90/60 mmHg. Which of the following drugs is contraiindicated in this patient?
Which of the following statements concerning opioid dependence in anesthesiologists is true?
(A) Mortality rate is high
(B) Deterioration of professional performance is an early sign
(C) Nalbuphine suppresses signs of withdrawal
(D) Naltrexone prevents relapse
(E) Sufentanil is detected by urine screening
A
A 26-year-old man is in the ICU one hour after sustaining a displaced cervical fracture at the level of C7-8 in a diving accident. Each of the following findings is consistent with this patient's injury EXCEPT
(A) bilateral paralysis of the vocal cord adductors
(B) gastric dilatation
(C) hypotension without tachycardia
(D) inward movement of the chest with inspiration
(E) normal tidal volume
A
Which of the following statements concerning the effects of glycopyrrolate is true?
(A) It decreases gastric pH
(B) It causes bronchoconstriction
(C) It decreases lower esophageal sphincter tone
(D) It does not prevent succinylcholine-induced bradycardia