Definition of pleasantry. plural. pleasantries. 1 : a humorous act or remark : jest. 2 : an agreeable playfulness in conversation : banter. 3 : a polite social remark exchanged pleasantries.
Parkinson-plus syndromes are a group of neurological conditions that are similar to Parkinson's disease but have unique characteristics. These syndromes can be hard to diagnose because the symptoms mimic other conditions. Following are the four most common types of Parkinson-plus syndromes.
Parkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements. â¢Parkinson disease 5 (PARK5): Type 5 Parkinson disease is linked to a genetic mutation on chromosome 4p14.arkinson's disease is a chronic, progressive, degenerative brain disorder characterized by tremors, muscle rigidity and slowed movements. â¢Parkinson disease 8 (PARK8): Type 8 Parkinson disease is linked to a genetic mutation on chromosome 1p32. This form of the condition tends to progress slowly.