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remodelling

Restructuring.

renal

Relating to the kidney.

renal colic
Spasms of severe pain in one side of the back usually caused by a kidney stone passing down the ureter.
reperfusion

Restoration of blood flow through a previously blocked vessel.

replication

The process by which DNA makes copies of itself when a cell divides.

resection

The surgical removal of part of the body.

resistance

The ability of a microbe, such as a type of bacteria, to resist the effects of antibiotics or other drugs.

resistant

A microbe, such as a type of bacteria, that is able to resist the effects of antibiotics or other drugs.

respiratory tract

The parts of the body that are involved in respiration. The respiratory tract includes the nasal passages, throat (pharynx), windpipe (trachea), bronchi and lungs.

respite care

The provision of short-term relief for long-term carers.

retina
The light sensitive membrane that lines the back, inner surface of the eye and enables sight.
retinal

Relating to the retina, the innermost layer of the eye.

retinal detachment

Separation of the inner and outer layers of the retina, the innermost layer of the eye, with associated visual loss.

retinal photocoagulation

A technique using heat from a light source for destroying diseased tissue in the retina, the innermost layer of the eye. retinopathy

retinopathy

Any disorder of the retina, the innermost layer of the eye.

retinus pigmentosa

An inherited condition in which there is degeneration of the rods and cones of the retina at the back of both eyes.

retractile testicle

A condition of young boys in which the testicle moves between its normal position in the scrotum and a higher position in the groin.

retrobulbar neuritis

A form of optic neuritis in which the optic nerve becomes inflamed behind the eyeball.

retroverted uterus

A uterus that tilts backwards in the pelvis, instead of forwards as normal.

revascularisation

A surgical procedure to restore blood flow to tissues.

rheumatic fever

A disease that causes inflammation throughout the body, especially in the joints. It is rare in developed countries.

rheumatoid arthritis

A type of autoimmune arthritis featuring chronic inflammation of the small joints, especially in the hands and feet, and eventually leading to joint destruction and deformity

rheumatoid factor

An antibody often present in the blood in rheumatoid arthritis and sometimes in certain other conditions

rheumatoid nodules

Firm, non-tender nodules that occur in around 25% of rheumatoid arthritis sufferers,