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Parkinson disease (PD) is one of the most common neurologic disorders, affecting approximately 1% of individuals older than 60 years and causing progressive disability that can be slowed, but not halted, by treatment.
The 2 major neuropathologic findings in Parkinson disease are loss of pigmented dopaminergic neurons of the substantia nigra pars compacta and the presence of Lewy bodies and Lewy neurites.
Courtesy: Robert A Hauser, MD. http://emedicine.medscape.com/article/1831191-overview?src=wnl_ref_prac_imed&uac=192123MZ
Image 1: www.medicinenet.com
Image 2: www.gwc.maricopa.edu
Article By: Chirag Navadia @MedRx22