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.
Parkinson's disease. Parkinsonâs Disease is a progressive neurological disorder that is caused by a degeneration of cells in the part of the brain that produces the neurotransmitter dopamine (chemical messenger). It is characterised by loss of motor control such as slowness of movement, rigidity, tremor and balance problems as well as non-movement type symptoms including constipation, low mood, fatigue, sleep and memory problems.