Stroke

PT Master Guide

A stroke aka cerebrovascular accident is a condition in which impeded blood flow to the brain results in cell death.There are two main types of stroke:
(a) ischemic, due to lack of blood flow

(b) hemorrhagic, due to bleeding

There is another type when their is partial disruption of blood flow its called Transient Ischemic Attack.

EPIDEMIOLOGY

Stroke is one of the prominent cause of death and disability in India. The estimated prevalence rate of stroke ranges from 84-262/100,000 in rural population and 334-424/100,000 in urban population. The incidence rate is 119-145/100,000 based on the recent population based study.

CAUSES

(a) Ischaemic strokes – The most common type of stroke, occur when a blood clot blocks the flow of the blood in the arteries to the brain. Blood clots form in the part where the arteries have been narrowed or blocked by fatty cholesterol deposits (hypercholesterolemia) known as ‘plaques’. This…

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