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Web MD
Also called as Brain bleeding; Brain
hemorrhage; Stroke - hemorrhagic
Cause
Hemorrhagic
stroke occurs when a blood vessel bursts inside the brain. The brain is
very sensitive to bleeding and damage can occur very rapidly, either
because of the presence of the blood itself, or because the fluid
increases pressure on the brain and harms it by pressing it against the
skull
Most often, hemorrhagic stroke is associated with high
blood pressure, which stresses the artery walls until they break.
Another cause of hemorrhagic stroke is
an aneurysm. This is a weak spot in an artery wall, which balloons out
because of the pressure of the blood circulating inside the affected
artery. Eventually, it can burst and cause serious harm. The larger the
aneurysm is, the more likely it is to burst. It is unclear why people
develop aneurysms, but genes may play a role, since aneurysms run in
families.
Stroke can also be caused by the
accumulation of a protein called amyloidal within the artery walls,
particularly in the elderly. This makes the arteries more prone to
bleeding.
Symptoms
Stroke symptoms are typically of sudden
onset and may quickly become worse. The following is a list of possible
problems:
 |
Weakness or inability to move a body
part |
 |
Numbness or loss of sensation
|
 |
Decreased or lost vision (may be
partial) |
 |
Speech difficulties |
 |
Inability to recognize or identify
familiar things |
 |
Sudden headache |
 |
Vertigo (sensation of the world
spinning around) |
 |
Dizziness |
 |
Loss of coordination |
 |
Swallowing difficulties |
 |
Sleepy, stupor us, lethargic,
comatose, or unconscious |
Treatment
Treatment includes life-saving measures, relieving
symptoms, repairing the cause of the bleeding, preventing complications,
and starting rehabilitation as soon as possible. Recovery may occur over
time as other areas of the brain take over functioning for the damaged
areas.
Immediate Treatment
Treatment is ideally administered in an intensive care
unit, where complications can immediately be detected. Medical personnel
pay careful attention to breathing because sometimes persons with brain
hemorrhage develop very irregular breathing patterns or even stop
breathing entirely.
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