Chapter 4 Clinical Correlates Of Spinal Cord Anatomy

Question 1

Which of the following is NOT TRUE of conus medullaris syndrome?
A. Early sphincter dysfunction
B. Saddle anesthesia
C. Pain is common
D. No motor deficit until S1 and L5 roots are involved

Answer 1

C. Pain is common (p. 76)

Question 2

Which of the following is NOT TRUE of cauda equina syndrome?
A. Late sphincter dysfunction
B. Early radicular pain
C. LMN paresis or paralysis
D. Symmetric loss of sacral sensations

Answer 2

D. Symmetric loss of sacral sensations (p. 76)

Question 3

What is the core sign of autonomic respiratory dysfunction syndrome due to interruption of the ventrolateral white matter?
A. Respiratory arrest or sleep apnea
B. Hypotension
C. Hyponatremia
D. SIADH

Answer 3

A. Respiratory arrest or sleep apnea (p. 77)