A collection of symptoms and signs resulting from damage to the filtering units of the kidney. The main symptom is swelling of the face and legs.

Bundle of fibres that carries information in the form of electrical impulses.

Tests used to evaluate how well and how fast nerves conduct electrical signals.

Bundles of fibres that carry information in the form of electrical impulses.

The system that gathers and stores information and is in overall control of the body. The brain and spinal cord form the central nervous system.

Pain caused by irritation of or damage to a nerve.

Inflammation of a nerve.

The interaction between the nervous system and the endocrine system.

Collections of protein within nerve cells, which may have a role in Alzheimer’s disease and other forms of dementia.

An uncommon inherited disorder characterised by numerous, soft, fibrous swellings that grow from nerves, and by cafe au lait spots on the skin.

Associated with the nervous system and the brain.

A doctor who specialises in disorders of the nervous system.

Non-cancerous tumour of nerve tissues.

Nerve cell.

Damage to or disease of nerves.

A chemical that helps the communication between nerve cells (neurons).

A type of white blood cell that fights infection.

An addictive substance found in tobacco and nicotine replacement therapies.

One of a class of drugs that dilate the blood vessels.

A chemical present in urine that is infected (due to bacteria changing nitrates normally present in urine into nitrites).

Needing to get up to urinate at night.

A skin condition characterised by crops of small, tender nodules on the legs.

A severe form of acne characterised by cysts that may measure several centimetres in diameter. They occur over the face, neck, scalp, back, chest and shoulders and are often painful.

Any test or technique that does not involve penetration of the skin. The term 'non-invasive' may also describe tumours that do not invade surrounding tissues.