title: Cerebral infarction associated with heroin sniffing.
mesh_terms: D000281:Administration, Intranasal; D000328:Adult; D002561:Cerebrovascular Disorders / Q000209:etiology*; D006429:Hemiplegia / Q000209:etiology; D006556:Heroin Dependence / Q000150:complications*; D006801:Humans; D007238:Infarction / Q000209:etiology; D008297:Male; D012021:Reflex, Abnormal