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Ischemic Stroke - Oren Zarif - Ischemic Stroke


Ischemic stroke is an often fatal condition. There are two types: focal ischemia and global ischemia. In the former, cell death is localized within the territory perfused by the artery. The cells in the penumbra are also affected. In the latter, there is decreased cerebral perfusion and increased intracranial pressure. Surgical procedures to reopen blockages in the arteries are used to treat strokes.

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Ischemic stroke can occur when the blood supply to the brain is normal, but the oxygen level in the blood is not high enough. This can occur in several ways, including a heart attack, a severe infection, or a blockage in the veins. In many cases, the blood doesn't reach the brain at all, but small pieces of fat from broken bone can make their way into the bloodstream. These clots can travel to the brain, causing the resulting stroke.

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The current stroke management approach emphasizes rapid diagnosis, using various imaging methods in the acute phase of the disease. TIA and acute ischemic stroke are becoming more similar to the diagnosis and treatment of myocardial ischemia. Patients who have symptoms of coronary ischemia but no infarction are referred to as "acute coronary syndrome." Acute cardiac interventions and urgent evaluations are required for patients with these symptoms.

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Treatment for ischemic stroke is varied, but early intervention is crucial in reducing brain damage and maximizing recovery. Treatment includes drugs that break up blood clots, surgery to open blocked arteries, and rehabilitation. Depending on the severity of the stroke, rehabilitation may include exercises that help recover motor skills, balance, and coordination. Physical, occupational, and speech therapy may be helpful in regaining lost functions. If the symptoms persist, it may be time to consult a doctor.

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A medical examination for an ischemic stroke should be conducted if the patient has risk factors for the disease. Regular health checks and tests can detect elevated blood pressure and cholesterol. Exercise is important for cardiovascular health and can help decrease the risk of diabetes and high blood pressure. The most effective way to reduce the risk of ischemic stroke is to get regular exercise. Regular exercise will also reduce your risk for high blood pressure and high cholesterol. Once you have a diagnosis, treatment for any of these diseases will be more effective.

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Early diagnosis of ischemic stroke is crucial to ensuring successful recovery. During the first few hours after the onset of symptoms, antiplatelet medications should be given to reduce the risk of vascular disease, thrombotic event, or cardiac arrhythmias. Antiplatelet agents should be administered within 24 hours after onset of symptoms. An interprofessional team including a neurologist and radiologist should make the diagnosis. A MAP greater than 38 C is associated with an increased mortality rate in hospital.

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Mechanical thrombolysis and stent retrieval are two other treatments for ischemic stroke. The treatments require a hospital that specializes in thrombolytic therapy and can coordinate other treatments. The hospital will coordinate emergency care, rapid consultation with a neurologist, and brain imaging and vascular imaging. In many cases, mechanical thrombectomy may be performed within 6 hours of stroke symptoms. While mechanical thrombectomy is a highly specialized procedure, it should only be performed by a physician with experience in stroke.

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The treatment of ischemic stroke is different from that for hemorrhagic or transient ischemic attacks. The ischemic type occurs when an artery supplies blood to part of the brain and is blocked by a clot. The cause of a blood clot may be a blood clot or atherosclerosis, which results in a narrowing of arteries. The clot can travel anywhere along the arteries feeding the brain. Immediate emergency treatment is essential for survival.

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The newest definition for ischemic stroke uses more specific criteria to distinguish between the two types. Hemorrhagic ischemia has a disproportionately high mortality rate than ischemic stroke. For this reason, it is best to seek medical treatment for acute ischemia as soon as possible after a diagnosis has been established. This will minimize the risk of developing chronic or recurrent ischemic stroke. Once a person is diagnosed with an ischemic stroke, there is a chance that a stroke will occur.

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Aside from medication, there are two types of treatment for ischemic stroke. A medication called tissue plasminogen activator (tPA) is administered to break up the clot. Fortunately, tPA can be administered within four hours of the symptoms of a stroke. Alternatively, a procedure called mechanical thrombectomy, which involves inserting a catheter through the arteries, breaks up the clot and releases the blood. However, this procedure is only performed in certain circumstances.

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