Seizure Disorders USMLE Step 1 Practice Question
A 16-year-old girl presents with a 3-month history of sudden bilateral arm jerks occurring shortly after waking, particularly after sleep deprivation. This morning, she experienced a generalized tonic-clonic seizure after dropping a mug. Vital signs: BP 118/76, HR 92, RR 16, Temp 37°C, SpO2 98%. EEG shows generalized 3-Hz spike-and-wave discharges. She denies focal neurologic deficits and head trauma. She takes no medications. Which diagnosis is most likely?
Answer choices
- AAbsence seizure
- BLennox Gastaut syndrome
- CMesial temporal sclerosis
- DJuvenile myoclonic epilepsyCorrect answer
- EFocal aware motor seizure
- FTemporal lobe epilepsy with secondary generalization
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