Stroke, types, causes, clinical features ,Examination, investigation
Stroke is a focal neurological defect resulting in the destruction of brain tissues / lasting more than 24 hours of sudden development due to a defect in cerebral blood vessels. T ypes :- I schaemic stroke - Damage to the brain from interruption of its blood supply Hemorrhagic stroke - a ruptured blood vessel causes bleeding inside the brain. Embolic stroke - blood clot or debris (embolus) travels from one part of the body and lodges in a narrower brain artery, blocking blood flow to the brain. Lacunar stroke - artery to the deep part of the brain, like the thalamus or basal ganglia, is blocked C auses for Ischaemic stroke main cause is Thrombo embolism, which is caused by Mitral stenosis with A trial fibrillations Sub Acute Bacterial Endocarditis Ischaemic heart disease especially MI Causes for haemorrhagic stroke Hypertension Arteriovenous Malformation Rupture of Aneurysms. Clinical features:- Ca be present as either Hemiplegic/ Monoplegia In case of Haemorrhagic