​Differential diagnosis of Parkinsonism

​Differential diagnosis of Parkinsonism 
-West Nile Virus infection 
-drugs such as antipsychotics, reserpine, metoclopramide 
-creutzfeldt- Jakob disease
-cortical – basal ganglionic degeneration 
-progressive supranuclear palsy 
-Shy –Drager syndrome 
-normal pressure hydrocephalus 
-Huntington’s disease
-Wilson’s disease 
-depression 
-essential tremor 
-vascular parkinsonism 
-Parkinson’s disease