Stroke of Genius is the first episode of House M.D. - Critical Cases.
Sam Krause, a 20 year old college student, is admitted after he suffers a stroke and collapses while talking to his girlfriend.
An environmental scan of his dorm finds a pill bottle that contains Adderall.
After spending $10 of the budget, epilepsy is ruled out as the diagnosis and the patient is treated for an ischemic stroke for $3 of the budget.
After treatment, Sam goes Code Blue and has to be defibrillated.
The reaction to treatment leads to more tests. A blood analysis and $3 of the budget rules out ischemic stroke, and subsequent imaging and a further $3 of the budget rules out encephalitis.
The patient is treated for amphetamine overdose for $3 of the budget and recovers. He admits taking the amphetamines to help him get over his shyness at the suggestion of one of his professors,