Incontinentia Pigmenti Glossary of Terms

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

Abnormal: Outside the expected norm, or uncharacteristic of a particular patient.

Anesthesia: Loss of feeling or awareness, as when an anesthetic is administered before sur...

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Blindness: Loss of useful sight. Blindness can be temporary or permanent. Damage to any p...

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Brain: The portion of the central nervous system that is located within the skull. It func...

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Bullae: More than one bulla, a bulla being a blister more than 5 mm (about 3/16 inch) in d...

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Chest: The area of the body located between the neck and the abdomen. The chest contains t...

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Chromosome: A carrier of genetic information that is visible under an ordinary light micro...

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Chromosomes: The microscopically visible carriers of the genetic material. They are compos...

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Complication: In medicine, an unanticipated problem that arises following, and is a result...

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

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Dilate: To stretch or enlarge. Also known as dilatate.

Gene: The basic biological unit of heredity. A segment of deoxyribonucleic acid (DNA) need...

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Genetic: Having to do with genes and genetic
information.

Genetic disease: A disease caused by an abnormality in an individual's genome.

Hyperpigmentation: Dark spots on the skin. Hyperpigmentation is primarily a cosmetic conce...

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Incontinentia pigmenti: One of the genetic diseases known as neurocutaneous disorders, whi...

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Intervention: The act of intervening, interfering or interceding with the intent of modify...

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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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Leg: In popular usage, the part of the body from the top of the thigh down to the foot, an...

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Lens: The transparent structure inside the eye that focuses light rays onto the retina.

Lethal: Deadly.

Neonate: A newborn baby, specifically a baby in the first 4 weeks after birth. After a mon...

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Nerve: A bundle of fibers that uses electrical and chemical signals to transmit sensory an...

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Neurological: Having to do with the nerves or the nervous system as, for example, a neurol...

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NINDS: Stands for the National Institute of Neurological Disorders and Stroke, one of the ...

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Ophthalmologist: A physician who practices ophthalmology.

Optic: Having to do with vision.

Optic nerve: The optic nerve connects the eye to the brain. The optic nerve carries the...

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Organ: A relatively independent part of the body that carries out one or more special func...

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Peripheral: Situated away from the center, as opposed to centrally located.

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Periphery: 1. The outside or surface of a structure; the portion outside the centr...

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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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Rash: Breaking out (eruption) of the skin. A rash can be caused by an underlying medical c...

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Retina: The retina is the nerve layer that lines the back of the eye, senses light, and cr...

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Retinal: Pertaining to the retina, the extraordinary layer of neurons (nerve cells) that ...

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Retinal detachment: A separation of the retina from its connection at the back of the eye....

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Retinal disease: In medicine, called retinopathy. See: Retinopathy.

Spinal cord: The major column of nerve tissue that is connected to the brain and lies with...

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Stroke: The sudden death of brain cells due to lack of oxygen, caused by blockage of blood...

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Syndrome: A combination of symptoms and signs that together represent a disease process.

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

Vesicles: In dermatology, vesicles are small blisters, most often on the skin. Vesicles al...

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X chromosome: The sex chromosome that is found twice in normal females and singly, along w...

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X-linked: A gene on the X chromosome that is located on the X chromosome. An X-linked diso...

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