Neuromuscular Disorders USMLE Step 1 Practice Question
A 61-year-old woman presents with brief episodes of excruciating electric shock-like pain over the right cheek and jaw triggered by brushing her teeth and chewing. Vital signs: BP 142/88, HR 78, RR 16, temperature 37.2°C, SpO2 98% on room air. MRI brain with contrast shows no tumor or demyelinating lesion. Neurologic examination reveals normal motor strength and reflexes. She takes no pain medications. Which of the following is the most likely diagnosis?
Answer choices
- ABell palsy
- BTemporal arteritis
- CTrigeminal neuralgiaCorrect answer
- DCluster headache
- EMigraine with aura
- FSUNCT (short-lasting unilateral neuralgiform headache with autonomic features)
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