Multiple Choice Questions (MCQ)

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Category: Critical Care Medicine-Neurologic Disorders--->Clinical Syndromes
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Question 6# Print Question

Medical assistance is called for overhead during your flight to Hawaii. A 75-year-old man has fallen in the aisle after attempting to walk back to the restrooms. History is obtained from the son who accompanies him. He recalls a history of diabetes and hypothyroidism. The patient is returning home after visiting family and is being evaluated by a prominent dementia specialist. The son cannot name a diagnosis but remembers that a recent MRI revealed “enlarged chambers.” The patient is mumbling about having successfully made it to the restroom five times during this flight.

Which of the following is the most likely diagnosis?

A. Alcohol intoxication
B. Alzheimer dementia
C. Normal pressure hydrocephalus (NPH)
D. Diabetic peripheral neuropathy
E. Parkinson disease

Question 7# Print Question

A 49-year-old woman requires endotracheal intubation for declining neurologic status. Airway is secured promptly with a rapid sequence induction of ketamine 150 mg and succinylcholine 140 mg. The neurosurgeon on call is on the phone wanting an explanation of why the intracranial pressure (ICP) has elevated to 27 mm Hg.

What are the anticipated physiologic effects of ketamine?

A. A
B. B
C. C
D. D

Question 8# Print Question

A 34-year-old man suffers blunt head trauma during a basketball game in prison. Imaging reveals large right suboral hematoma with 8 mm midline shift. The patient is intubated; his eyes do not open to stimulus; he has no verbal response; and limbs extend to painful stimulus. He has fixed dilated pupils.

Which of the following regarding uncal herniation is TRUE?

A. The Cushing triad is often present (papilledema, hypertension, bradycardia)
B. Contralateral pupil reactivity remains intact with midbrain involvement
C. Pupil dilation, downward and outward eye deviation reflects ipsilateral cranial nerve III palsy
D. Hemiplegia due to compression of spinothalamic tract in the midbrain can occur
E. Vestibulo-ocular reflexes are absent in early transtentorial herniation

Category: Critical Care Medicine-Neurologic Disorders--->Clinical Syndromes
Page: 2 of 2