Difference Between Ischemic and Hemorrhagic Stroke

Aspect	Ischemic Stroke	Hemorrhagic Stroke
Definition	Caused by a blockage in an artery supplying the brain.	Caused by bleeding into or around the brain.
Prevalence	Most common type (about 87% of all strokes).	Less common (about 13% of all strokes).
Cause	Blood clots, atherosclerosis, or embolism.	Ruptured blood vessels, often due to hypertension or aneurysm.
Types/Subtypes	Thrombotic, embolic, lacunar.	Intracerebral hemorrhage, subarachnoid hemorrhage.
Risk Factors	Hypertension, atrial fibrillation, diabetes, smoking, high cholesterol.	Hypertension, aneurysms, arteriovenous malformations, trauma, anticoagulant therapy.
Onset of Symptoms	Often sudden, can be mild to severe.	Usually sudden and severe, often during activity.
Symptoms	Weakness/numbness on one side, speech difficulty, confusion, vision problems, dizziness.	Sudden headache, vomiting, seizures, loss of consciousness, weakness.
Diagnosis Tools	CT scan (initial), MRI, carotid ultrasound, angiography.	CT scan (for bleeding), MRI, angiography.
Treatment Approach	Restore blood flow (e.g., thrombolytics, mechanical thrombectomy).	Control bleeding and pressure (e.g., surgery, medications).
Medications Used	tPA (if within 4.5 hours), antiplatelets, anticoagulants, statins.	Antihypertensives, anti-seizure drugs, mannitol, surgical clipping or coiling.

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Understanding the main differences between hemorrhagic and ischaemic strokes is essential for early detection and timely treatment. To sum up, being aware about the differences between ischaemic and hemorrhagic stroke for timely diagnosis, effective treatment and appropriate rehabilitation is essential. Public education regarding stroke symptoms (such as the FAST acronym: Face drooping, Arm weakness, Speech difficulty, Time to summon emergency services) and the importance of lowering risk factors can help reduce the global burden of stroke.