Primary Congenital Glaucoma Glossary of Terms

The following are health and medical definitions of terms that appear in the Primary Congenital Glaucoma article.

Ablation: Removal or excision. Ablation is usually carried out surgically. For example, su...

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Amblyopia: Partial or complete loss of vision in one eye caused by conditions that affect ...

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

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Astigmatism: A common form of visual impairment in which part of an image is blurred due t...

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Bilateral: Affecting both sides. For example, bilateral arthritis affects joints on both t...

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Bleb: A bladder-like structure more than 5 mm in diameter with thin walls that may be full...

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Blepharospasm: The involuntary, forcible closure of the eyelids. The first symptoms may be...

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

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Bypass: An operation in which a new pathway is created for the transport of substances in ...

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Calipers: A metal or plastic tool similar to a compass used to measure the diameter of an ...

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Cataract: A clouding or loss of transparency of the lens in the eye as a result of tissu...

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Ciliary body: Part of the eye, the ciliary body is a circular structure just behind the ir...

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Congenital: A condition that is present at birth, whether or not it is inherited.See the entire definition of Congenital

Cornea: The clear front window of the eye, which transmits and focuses light into the eye....

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Cryotherapy: Literally, "cold therapy." Cryotherapy, sometimes referred to as cryosurgery,...

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

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Dilation: The process of enlargement, stretching, or expansion. The word "dilatation" mean...

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Drain: A device for removing fluid from a cavity or wound. A drain is typically a tube or ...

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Eyelid: The lid or cover of the eye, a movable fold of skin and muscle that can be closed ...

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

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Farsightedness: An error of refraction in the human eye that causes light rays to focus be...

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Fundus: In medicine, the bottom or base of an organ. For example, the fundus of the eye is...

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Genetic: Having to do with genes and genetic
information.

Genetic testing: Tests done for clinical genetic purposes. Genetic tests may be done for ...

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Glaucoma: A common eye condition in which the fluid pressure inside the eye rises to a lev...

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Hyperopia: Farsightedness; the eye is focused more clearly at far rather than at near.

Implant: 1. To embed; to set in firmly. In embryology, the fertilized egg implants ...

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Incision: A cut through skin or other tissue performed by a health care professional. ...

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Infant: A young baby, from birth to 12 months of age.

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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Intraocular: In the eye. For example, intraocular pressure is the pressure within the eye....

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Intraocular pressure: The pressure created by the continual renewal of fluids within the ...

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Iris: The circular, colored curtain of the eye. The opening of the iris forms the pupil. T...

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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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Lazy eye: An eye that diverges in gaze. A lazy eye is formally called strabismus. A lazy e...

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

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Myopia: Nearsightedness, the ability to see close objects more clearly than distant objec...

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Nearsightedness: The ability to see near objects more clearly than distant objects. Also ...

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Nerve: A bundle of fibers that uses electrical and chemical signals to transmit sensory 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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Operating room: A facility that is equipped for performing surgery. Abbreviated OR.See the entire definition of Operating room

Ophthalmologist: A physician who practices ophthalmology.

Ophthalmology: The art and science of eye ?medicine.

Ophthalmoscopy: Examination of the interior of the eye, including the lens, retina and opt...

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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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Pediatric: Pertaining to children.

Photophobia: Painful oversensitivity to light. For example, photophobia is often seen in m...

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Probe: 1: In surgery, a probe is a slender flexible rod with a blunt end used to explore, ...

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

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Recessive: A condition that appears only in individuals who have received two copies of a ...

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Recur: To occur again; to return. For example, a symptom, sign, or disease can recur.See the entire definition of Recur

Refraction: In opthalmology, the bending of light that takes place within the human eye. R...

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Regimen: A plan or a regulated course, such as a diet, exercise, or treatment, that is des...

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Sensitivity: 1. In psychology, the quality of being sensitive. As, for example, sen...

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Strabismus: A condition in which the visual axes of the eyes are not parallel and the eyes...

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Surgeon: A physician who treats disease, injury, or deformity via operative or manual meth...

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

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Tonometry: A standard eye test that is done to determine the fluid pressure inside the eye...

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Trait: In genetics, a trait refers to any genetically determined characteristic. In techni...

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Ultrasound: High-frequency sound waves. Ultra-sound waves can be bounced off tissues by us...

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Uveitis: Inflammation of the uvea. Uveitis is a serious form of eye inflammation and requi...

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