Stroke - Causes , signs and symptoms

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Causes of Stroke
An ischemic stroke is the result of blockage in blood flow to the brain caused by a blood clot. The buildup of plaque in the artery wall (atherosclerosis, or "hardening of the arteries") is an underlying cause for many ischemic strokes.
Stroke - Causes , signs and symptoms
Atherosclerosis is a transmute in which adipose deposits (plaques) anatomy up interior the execution vessels of the body, particularly in the carotid arteries of the pet, the coronary arteries of the ticker, and the arteries of the legs. Atherosclerotic plaques can pass to a ischemia by feat occlusion of blood travel, or by dislodged monument relevant (emboli) that can jaunt to the mentality.Stroke - Causes , signs and symptoms
A hemorrhagic stroke is caused by harm into the brain (intracerebral injury) or bleeding around the wit (subarachnoid expel), which results from the break of a murder watercraft. Brain hemorrhages may ensue from torrential lofty blood pushing, and, in whatever cases, can be caused by structural problems within the gore vessels (e.g., aneurysms or tube malformations).

Signs and Symptoms of Stroke

There are two main types of strokes
  1. Ischemic Stroke ,This type of stroke accounts for about 80 to 85 percent of all strokes in the United States. With ischemic stroke, the blood supply to a part of the brain becomes blocked. This prevents oxygen and nutrients from reaching brain cells. Within a few minutes, these cells may begin to die. The underlying create for this type of balk is ordinarily atherosclerosis, a healthiness in which plaque or fatty deposits within the paries of the arteries in the brain and neck can counselling to blockage or narrowing. These fatty deposits can justification cerebral thrombosis or intellectual embolism.Stroke - Causes , signs and symptoms
    With a cerebral thrombosis, a slaying modify forms within the blood vessel. Cerebral embolisms are clots that can organise at other position in the travel method, occurrence loose from an arteria paries or from the exclusive covering of the pump, trip through the wit's blood vessels and can physicist in an artery in the brain.
  2. Hermorrhagic Stroke ,With hemorrhagic stroke a blood vessel within the brain leaks or ruptures and bleeds into the surrounding brain tissue. This is called an intracerebral hemorrhage. The blood can accumulate and exert pressure on the surrounding tissue. High blood pressure is a common cause of intracerebral hemorrhage. In a subarachnoid hemorrhage, blood leaks under the lining of the brain. This is often caused by a small bubble on an artery known as an aneurysm. 
Watch for these signs and symptoms if you think you or someone else may be having a stroke. Note when your signs and symptoms begin, because the length of time they have been present may guide your treatment decisions.Stroke - Causes , signs and symptoms
  • Trouble with walking. You may stumble or experience sudden dizziness, loss of balance or loss of coordination.Stroke - Causes , signs and symptoms
  • Trouble with speaking and understanding. You may experience confusion. You may slur your words or have difficulty understanding speech.
  • Paralysis or numbness of the face, arm or leg. You may develop sudden numbness, weakness or paralysis in your face, arm or leg, especially on one side of your body. Try to raise both your arms over your head at the same time. If one arm begins to fall, you may be having a stroke. Similarly, one side of your mouth may droop when you try to smile.
  • Trouble with seeing in one or both eyes. You may suddenly have blurred or blackened vision in one or both eyes, or you may see double.
    Headache. A sudden, severe headache, which may be accompanied by vomiting, dizziness or altered consciousness, may indicate you're having a stroke .
Stroke symptoms
Published by lee eem

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1 komentar:

  1. i'm affraid Stroke !!! i hope will not happen to me! ameen.

    BalasHapus

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