Order Closed Spinal Dysraphism Discussion

Order Closed Spinal Dysraphism Discussion
Order Closed Spinal Dysraphism Discussion
1. You plan to perform a foramen magnum
decompression on the patient shown below.
Which one of the following investigations
may be helpful?
a. CSF flow study
b. CT cisternography
c. CT cervical angiogram
d. Flexion/extension X-rays
e. Nerve conduction studies
2. Which one of the following is most likely
based on the clinical image shown below?
a. Achondroplasia
b. Closed spinal dysraphism
c. Klippel-Feil syndrome
d. Sturge-Weber syndrome
e. Wyburn-Mason syndrome
3. Which one of the following is likely to detect
tethering of the spinal cord earliest?
a. Spinal CT
b. Spinal MRI
c. Spinal ultrasound
d. Spinal XR
e. Urodynamic testing
4. Which one of the following patients with tethered cord syndrome (TCS) is LEAST likely to
benefit from detethering surgery?
a. A 1-day-old boy with bilateral 3/5 leg
weakness and a midline open lumbar
lesion leaking clear fluid.
b. A 6-week-old boy with static bilateral
3/5 leg weakness. Urodynamic testing
shows evidence of neurogenic bladder
which is being managed with intermittent
catheterization.
c. A 2-year-old boy with a tuft of hair on his
lumbar spine. He does not have any gross
neurology in the lower limbs but MRI
shows the conus at L2/3. Urodynamic
testing shows evidence of neurogenic
bladder disturbance.
d. A 9-year-old boy with progressive scoliosis. MRI shows a tight filum terminale.
e. A 12-year-old boy with back pain. MRI
shows a tight filum terminale. Urodynamic testing is equivocal.
24. Which one of the following is most likely
based on the findings in the image below?
a. Lipomyelomeningocele
b. Meningocele
c. Myelocele
d. Myelocystocele
e. Myelomeningocele
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