Persistent parkinsonism after high dose intravenous methamphetamine: A case report

A patient developed persistent parkinsonism after intravenously injecting a high dose of methamphetamine. Magnetic resonance imaging revealed bilateral hypoxic/ischemic basal ganglia damage, which could have been caused by the vasoconstrictive effect of methamphetamine. This case adds some circumstantial evidence to the association between methamphetamine and Parkinsonism. Key words: Parkinsonism; methamphetamine; substance use disorders