Seizure Disorders USMLE Step 1 Practice Question
A 16-year-old girl presents with a 3-month history of sudden bilateral arm jerks upon awakening, particularly after sleep deprivation. This morning, she experienced a generalized tonic-clonic seizure. Vital signs: BP 118/76, HR 88, RR 16, Temp 37°C, SpO2 98%. EEG shows 4-Hz spike-and-wave discharges. She takes no medications and denies head trauma or loss of consciousness between episodes. Which of the following is the most likely diagnosis?
Answer choices
- AMesial temporal sclerosis
- BLennox Gastaut syndrome
- CAbsence seizure
- DFocal aware motor seizure
- EJuvenile myoclonic epilepsyCorrect answer
- FChildhood absence epilepsy
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