| Word | Definition |
|---|---|
| Haematoma | A blot clot forms after bleeding from a burst blood vessel. A haemorrhagic stroke can cause a haematoma to form within the skull.
For similar information see Types of stroke |
| Haemorrhage | When a blood vessel bursts, causing bleeding into the surrounding tissues.
For similar information see Types of stroke |
| Haemorrhagic stroke |
Occurs when a blood vessel or an aneurysm bursts in the brain, causing bleeding inside the brain.
For similar information see Types of stroke |
| Hemianopia | Loss of one half of the visual field in each eye. It may feel like the person is unable to see out of one eye, but in fact, both eyes are affected. People may experience other people appearing to have only half a face. When reading, words and sentences disappear once they fall into the missing visual field.
For similar information see Sensory changes |
| Hemiparesis | Weakness on one side of the body, affecting the arm, the leg or both.
For similar information see Arm and hand function or Leg functioning |
| Hemiplegia | Paralysis on one side of the body, affecting the arm, the leg or both.
For similar information see Arm and hand function or Leg functioning |
| Hemisphere | The brain is divided into two halves – a left hemisphere and a right hemisphere. The left hemisphere controls most functions on the right side of the body, while the right hemisphere controls most functions on the left side.
For similar information see Brain and Arteries |
| Heparin | An anticoagulant medication that stops the blood from forming clots.
For similar information see Procedures |
| High-Density Lipoprotein | Also known as the good cholesterol; a compound consisting of a lipid and a protein that carries a small percentage of the total cholesterol in the blood and deposits it in the liver.
For similar information see Prevention |
| Hydrotherapy | Therapy in warm water, which allows the body to float and strengthens the power in those muscles that need it. It provides gentle resistance to movement in the water for exercise and enables relaxation of the muscles.
For similar information see Exercise or Rehabilitation |
| Hypercholesterolaemia |
| Hypertension |
| Hypertonia | Also known as spasticity. High muscle tone where the affected muscles are stiff or tight.
For similar information see Arm and hand function or Leg functioning |
| Hypotension |
| Hypotonia | Low muscle tone where affected muscles are floppy or loose.
For similar information see Rehabilitation or Exercise |
| Hypoxia | Also known as anoxia. Lack of oxygen delivery to a cell, resulting in low energy production and possible cell death.
For similar information see Types of stroke |