PARKINSON Disease is a progressive, neurodegenerative disorder affecting the dopamine-producing cells in the substantia nigra within the basal ganglia.
types of PARKINSON :
Sign & symptoms
Causes
The commoner type is an ischemic stroke, caused by interruption of blood flow to a certain area of the brain. Ischemic stroke accounts for 85% of all acute strokes. The 15% of acute strokes are hemorrhagic strokes which are caused by bursting of a blood vessel i.e. acute hemorrhage.