Neuroanatomy USMLE Step 1 Practice Question
A 48-year-old woman presents with sudden-onset bilateral leg weakness and loss of pain and temperature sensation in both legs and lower trunk. Vital signs show BP 128/82, HR 92, RR 16, Temp 37°C, SpO2 98%. Upper extremity strength and sensation remain intact. She reports urinary retention and fecal incontinence. MRI reveals central cord cavitation at T10. Which spinal cord syndrome explains these findings?
Answer choices
- ACentral cord syndrome at the cervical level
- BPosterior cord syndrome at the cervical level
- CBrown-Séquard syndrome at the thoracic level
- DCauda equina syndrome at the lumbosacral level
- EAnterior cord syndrome at the thoracolumbar junctionCorrect answer
- FConus medullaris syndrome at the lumbar level
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