Seizure Disorders USMLE Step 1 Practice Question
A 52-year-old man with no seizure history presents with sudden-onset focal motor seizure involving the right arm lasting 2 minutes, followed by Todd's paralysis of the right arm lasting 24 hours. Brain MRI reveals a 3 cm mass in the left motor cortex. Which of the following is the most likely diagnosis?
Answer choices
- AHypoglycemia
- BAcute ischemic stroke
- CIdiopathic focal epilepsy
- DArteriovenous malformation
- ESymptomatic seizure secondary to intracranial tumorCorrect answer
- FAutoimmune encephalitis with paraneoplastic syndrome
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