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Chronic pain

The term ‘chronic pain’ includes a variety of pain syndromes that describe pain that has persisted beyond the expected period of recovery, for example, complex regional pain syndrome (CRPS), musculoskeletal pain, and persistent post-operative pain.

Chronic renal failure

Chronic renal failure (CRF) is a term used when the kidneys are not working as well as they should. The term implies that both kidneys are affected. This is because one normal kidney is enough to maintain normal kidney function throughout life.

Chylothorax 

This information from Great Ormond Street Hospital (GOSH) is on chylothorax – a condition where fluid called chyle builds up in the pleural space. Chyle is a milky fluid that is made when the body digests fat.

Cleft lip

A cleft is a hole or gap affecting the tissues in the lip. This information sheet from Great Ormond Street Hospital (GOSH) explains the causes, symptoms and treatment of cleft lip and where to get help. 

Cleft lip and palate

A cleft lip is a gap in the upper lip and can involve the gum as well. It can affect one side (unilateral) or both sides (bilateral) of the upper lip. It can be a small gap in the lip (incomplete cleft lip) or it can extend into the base of the nose (complete cleft lip).

Cleft palate

A cleft is a hole or gap affecting the tissues in the palate (roof of the mouth). This information sheet from Great Ormond Street Hospital (GOSH) explains the symptoms, causes and treatment of cleft palate and where to get help.