A brain haemorrhage is where a blood vessel is broken and blood comes out into the brain. Now, there are different kinds of haemorrhages. There are small haemorrhages that occur like in concussion where they're really capillaries that are broken; it's the shearing of the capillary. There are haemorrhages from smaller vessels which might be from a hemorrhagic stroke. Or, there's a big haemorrhage. High blood pressure patients get a large pressure, the wall breaks down, and there's a big haemorrhage that occurs. Those haemorrhages occur, usually, in specific regions of the brain. That's probably the most common. Then there's traumatic haemorrhage which means you get hit in the head or in an automobile accident and you have a haemorrhage in your brain because of the fact that you not only had the contusions that occurred, but you've actually sheared off a vessel. It's blood in the brain, and when you rupture an aneurism that's blood in your brain it could go on the surface of your brain which means the blood vessel is going to go into spasm, or it can go into the ventricle, or it can go into the brain itself and produce a huge mass. When it goes into the brain it produces increased pressure in the brain, as well.
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