neurologic disorders
Secondary and Atypical Parkinsonism
Etiology of Secondary and Atypical Parkinsonism
Parkinsonism results from drugs, disorders other than Parkinson Disease , or exogenous toxins. The most common cause ofsecondary parkinsonismis Use of drugs that decrease dopaminergic activity These drugs include Antipsychotics (eg, phenothiazine, thioxanthene, butyrophenone) Antiemetics and gastrointestinal drugs (eg,metoclopramide,prochlorperazine, cinitapride, clebopride) Drugs that depletedopamine(eg,tetrabenazine, reserpine) Outside the US, cinnarizine and flunarizine 1.Wang Z, Zhang Y, Hu F, et al: Pathogenesis and pathophysiology of idiopathic normal pressure hydrocephalus.CNS Neurosci Ther26 (12):1230-1240, 2020. Epub 2020 Nov 26. doi: 10.1111/cns.13526 