Parkinsonism
Appearance
Parkinsonism describes the common motor symptoms of Parkinson's disease: tremor, rigidity, akinesia or bradykinesia and postural instability.
The differential diagnosis or list of potential causes for this disease includes: Parkinson's disease (and variations such as Parkinson's with Alzheimer's, vascular Parkinson's, etc.), multiple system atrophy, progressive supranuclear palsy, medications (e.g. antipsychotics, metoclopramide), diffuse Lewy body disease, corticobasal degeneration, and overexposure to substances such as manganese and MPTP.