Vitiligo Glossary of Terms

The following are health and medical definitions of terms that appear in the Vitiligo article.

Albinism: A group of genetic disorders in which there is partial or total lack of the pigm...

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Autoimmune: Pertaining to autoimmunity, a misdirected immune response that occurs when the...

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Biopsy: The removal of a sample of tissue for examination under a microscope to check for ...

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Contrast: Short for "contrast media." Contrast media are X-ray dyes used to provide contra...

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Cure: 1. To heal, to make well, to restore to good health. 2. A time withou...

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Diagnosis: 1 The nature of a disease; the identification of an illness. 2 A ...

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Etiology: The study of causes, as in the causes of a disease. The form aetiology is genera...

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Excimer laser: A laser that emits very concentrated light in the ultraviolet (UV) region o...

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Family history: The family structure and relationships within the family, including inform...

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Fungus: A single-celled or multicellular organism. Fungi can be true pathogens (such as hi...

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Genes: The basic biological units of heredity. Segments of deoxyribonucleic acid (DNA) nee...

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Genetic: Having to do with genes and genetic
information.

Genitalia: The male or female reproductive organs. The genitalia include internal and exte...

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Infection: The invasion and multiplication of microorganisms such as bacteria, viruses, an...

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Inflammation: A localized reaction that produces redness, warmth, swelling, and pain as a ...

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Laboratory: A place for doing tests and research procedures, and for preparing chemicals a...

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Laser: A powerful beam of light that is used in some types of surgery to cut or destroy ti...

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Lightening: Not to be confused with a discharge of atmospheric electricity, lightening re...

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Limb: An arm or a leg.

Melanin: The pigment that gives human skin, hair, and eyes their color. Dark-skinned peopl...

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Ointment: An oil-based preparation that is applied to the skin. Whereas an ointment has an...

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Onset: In medicine, the first appearance of the signs or symptoms of an illness as, for ex...

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Pigment: A substance that gives color to tissue. Pigments are responsible for the colors o...

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Pigmentation: The coloring of the skin, hair, mucous membranes, and retina of the eye. Pig...

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Prognosis: The forecast of the probable outcome or course of a disease; the patient's chan...

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Progressive: Increasing in scope or severity, advancing, or going forward. For example, a ...

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Recipient: In medicine, someone who is given something, such as a blood transfusion or an ...

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Rule out: Term used in medicine, meaning to eliminate or exclude something from considera...

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Skin biopsy: Removal of a piece of skin for the purpose of diagnostic examination. Skin bi...

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Sunburn: Sunburn is an inflammation of the skin that develops in response to exposure to u...

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Surgery: The branch of medicine that employs operations in the treatment of disease or inj...

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Systemic: Affecting the entire body. A systemic disease such as diabetes can affect the wh...

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Therapy: The treatment of disease. Therapy is synonymous with treatment.

Topical: Pertaining to a particular surface area. For example, a topical agent is applied ...

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Trauma: A physical or emotional injury.

Vital: Necessary to maintain life. For example, breathing is a vital function.

Vitiligo: A condition in which the skin turns white due to the loss of pigment from the me...

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Medical Dictionary