A Stroke Associated With Cocaine Use

To the Editor. —We read with interest the article by Klonoff et al,¹in the September 1989 issue of theArchives, and wonder whether they or other workers have observed delayed strokes in former cocaine users. The following case is pertinent. Report of a Case. —A 20-year-old man was admitted to the hospital with an acute headache, ataxia, and right-sided weakness of abrupt onset. There was a positive family history for migraine, but the patient did not have a history of migraine. There had been a history of drug use, including cocaine, but the patient denied any drug use for the past 6 months, and denied intravenous use at any time. There was no history of hypertension, cardiac disease, diabetes, or clotting abnormalities. A computed tomographic scan showed a low-density area in the right cerebellar hemisphere consistent with a nonhemorrhagic stroke; an angiogram (of all four vessels) showed occlusion