Thursday, October 16, 2014

All that one needs to know about stroke

You can have a stroke without knowing it.
“Silent strokes” are real. They’re caused when blood flow to a part of the brain is cut off.  But you may not notice anything out of the ordinary. Typically, you learn you’ve had one when permanent damage is found on a brain scan that you may have for some other reason.

Silent and warning stroke are not the same

A “warning stroke,” or transient ischemic attack (TIA), happens when a clot briefly keeps blood from getting to part of the brain. Unlike a true stroke, it doesn't cause permanent damage.
TIAs come and go fast, lasting about a minute on average. If you have a TIA, you’re more likely to have a full stroke in the months that follow.

When one has a sign of stroke, you'ld call 911, note the time of the stroke also
When your brain is starved for oxygen, every second counts. If your stroke is caused by a clot, you may be given a drug called tPA to break it up. This can save brain cells and prevent permanent damage.
For the best chance of a full recovery, you must take tPA within 3 hours of the first signs of a stroke. Many people don't get to the hospital in time. Stroke remains the top cause of long-term disability in adults. 

If you're angry, you're more likely to have a stroke
Having an angry personality can cause your blood vessels to narrow and your blood pressure to rise. People with short tempers have more thickening of the neck arteries, which boosts the odds of having a stroke.
If you have trouble controlling your anger, talk to your health care provider about how to handle it.

You can't reverse the damage caused by a stroke
Rehabilitation can help you learn to work around problems after a stroke, but you can’t repair the damage. 
Physical therapy helps build strength and coordination. Occupational therapy helps you take charge of life skills like eating and dressing. Speech-language therapy helps you improve communication.  

Bleeding in the brain need not necessarily cause stroke

Brain bleeds, which happen when a blood vessel bursts, make up only 13% of strokes. It's much more common for a clot to block a blood vessel that leads to the brain. This can happen when blood vessels narrow from fatty buildup along their walls.

Slurred speech and trouble moving are signs of stroke
Signs of a stroke can include weakness on one side of the body and slurred speech. Chest pain may be a sign of a heart attack, which is also dangerous and needs medical attention right away. 

Stroke damage to the right side of the brain, causes weakness to the left side of the body
The right side of the brain controls the left side of the body, and vice versa. Any sudden changes that affect a single side of the body are red flags for stroke, including:
    Numbness in an arm or leg
    Drooping on one side of the face
    Trouble seeing with one eye

Women who get certain types of migraine are more likely to have stroke

Strokes are more common in women who get migraines with visual signs called auras. But the risk is still low, and doctors say these women are less likely to have disabilities after a stroke than survivors with no history of migraines. They’re not sure why.
If you have frequent migraines with auras, your doctor may tell you to stop taking birth control pills, to reduce your chance of a stroke.

Signs of stroke depends on what part of the brain loses its blood supply
When part of the brain stops receiving blood and oxygen, that part can no longer do its job. If it's an area linked to language, you may have trouble speaking. If it's an area that controls muscles, you may not be able to move an arm or a leg. 

Older men are more likely to have stoke than older women
Men over 65 are more likely to have a stroke than women of the same age. Other things that boost your risk include heart disease, diabetes, high blood pressure, and a family history of stroke.
African-Americans, Hispanics and Native Americans have more strokes than whites or Asians.

To lower your chances of getting stroke, you'ld quit smoking

Along with making your blood thicker and more likely to clot, smoking raises your blood pressure. You can also reduce your risk by exercising and maintaining a healthy weight.




 

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