what does blood between brain and skull mean?
<answer> A subdural haematoma is a serious condition where blood collects between the skull and the surface of the brain. <context> A subdural haematoma is a serious condition where blood collects between the skull and the surface of the brain. It's usually caused by a head injury. Symptoms of a subdural haematoma can include: a headache that keeps getting worse. feeling and being sick. confusion.