Examples of pleasantry in a sentence. â 1 how are youâ is merely a social pleasantry. 2  his after-dinner speeches usually include the sort of gentle pleasantry that raises a chuckle.
Parkinsonâs disease (PD) is the most common neurodegenerative cause of parkinsonism, a clinical syndrome characterized by lesions in the basal ganglia, predominantly in the substantia nigra.PD makes up approximately 80% of cases of parkinsonism.arkinsonâs disease (PD) is the most common neurodegenerative cause of parkinsonism, a clinical syndrome characterized by lesions in the basal ganglia, predominantly in the substantia nigra.
By Gooey Rabinski-Apr 7, 2015. Parkinsonâs Disease (PD) is a motor system disorder classified as a progressive neurological disease which occurs when neurons in the basal ganglia degenerate, causing a shortage of dopamine production. This results in the impairments in movement associated with the disease.