A red blood cell, a type of cell in the bloodstream specialised for transporting oxygen.

Intense and widespread reddening of the skin due to inflammatory skin disease.

A rare condition that can cause redness and pain in all parts of the body, but most frequently the hands and feet.

An abbreviation for erythrocyte sedimentation rate, the speed with which red blood cells settle out of suspension in the blood. This indirectly measures inflammation in the body.

Abbreviation for Eustachian tube.

The passage that runs from the middle ear to the back of the nose. It acts as a drainage channel from the middle ear and maintains hearing by periodically opening to regulate air pressure.

A type of ECG recorder that is worn at home for a prolonged period, usually a month, and is set to record only when an event such as an arrhythmia occurs

A widespread rash, usually occurring in children. They can be caused by toxins or drugs, or microorganisms or they can result from an autoimmune disease.

The removal of a piece of tissue or an organ from the body.

An uncommon but serious condition resulting in widespread scaling of the skin.

A condition that causes the eye to bulge out of the socket.

A drug that aids in the the expulsion of sputum from the airways.

The surgical removal of the organs from a body cavity.

The canal in the outer ear that leads from the outside to the eardrum.

Body fluid that is not contained in the cells.

A procedure that uses high-energy shock waves to break down kidney stones into crystals small enough to be passed
out in the urine.

A group of lung diseases in which inflammation of the alveoli is caused by an allergic response to inhaled particles of dust of animal or vegetable origin. Prolonged exposure to such dust can lead to various types of the disease, such as 'farmer's lung' (from mouldy straw or hay) or 'bird fancier's lung' (from bird droppings). It is also known as hypersensitivity pneumonitis

Fluid discharge from blood vessels into surrounding tissues.

An abbreviation for the French, American, British system of classifying eight subtypes of acute myeloid leukaemia and three subtypes of acute lymphocytic leukaemia, by examining the cells under a microscope.

A group of disorders in which a person's symptoms mimic those of a true illness, but which have been invented by, and are controlled by that person.

A change in the gene for Factor V, one of the coagulation factors.

A coagulation factor, one of a group of proteins in the blood that help the blood to clot.

A mass of hard, dry stool that accumulates in the rectum as a result of severe and chronic constipation. It can be impossible to pass normally and may need treatment to clear.

One of two tubes in the female body that connect the ovaries to the uterus.