A 19-year-old woman has severe nausea and vomiting following laparoscopy. After intramuscular administration of prochlorperazine 10 mg, she has muscle spasms in the face, neck, and tongue. Which of the following is the most appropriate management?
Four days after subarachnoid hemorrhage and surgical clipping of a cerebral aneurysm, a patient develops cerebral artery vasospasm. Appropriate treatment includes each of the following EXCEPT
(A) administration of nimodipine
(B) controlled hypertension
(C) hemodilution to hematocrit of 33%
(D) hyperventilation to PaC02 of 25 to 30 mmHg
(E) increasing preload
D
Which of the following situations is most likely related to paraplegia following repair of a descending thoracic aortic aneurysm?
(A) Decreased cerebrospinal fluid pressure
(B) Epidural hematoma
(C) Hypertension proximal to the aortic cross clamp
A 26-year-old woman has weakness on extension of the right knee one day after uneventful vaginal delivery under spinal anesthesia with lidocaine. The most likely cause is
(A) femoral nerve injury from thigh abduction
(B) obturator nerve injury from obstetric forceps
(C) peroneal nerve compression from the leg support
(D) saphenous nerve injury from the stirrups
(E) chemical arachnoiditis following the spinal anesthetic
A
Phantom limb pain is an example of which of the following types of pain?
(A) Central pain
(B) Nociceptive pain
(C) Psychosomatic pain
(D) Sympathetically mediated pain
(E) Vasospastic pain
A
During open reduction of a tibial fracture, a tourniquet cuff is applied around the proximal thigh and inflated to 300 mmHg. Which of the following is most likely to prevent pain and hypertension caused by the tourniquet?
(A) Intravenous administration of fentanyl during subarachnoid block
A 20-year-old patient undergoes a thoracic vertebral stabilization procedure six hours after sustaining an acute transection of the spinal cord at T4. The risks of general anesthesia are greater in this patient than in a patient with an intact spinal cord because of
(A) autonomic hyperreflexia
(B) increased sensitivity to vasoconstrictor agents
(C) increased venous capacitance
(D) interruption of cardiac sympathetic reflexes
(E) hyperkalemia induced by succinylcholine
C
Which of the following anesthetic techniques is most appropriate for a woman in the second stage of labor?