Lens-Particle Glaucoma Glossary of Terms

The following are health and medical definitions of terms that appear in the Lens-Particle Glaucoma article.

Acute: Of abrupt onset, in reference to a disease. Acute often also connotes an illness th...

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Angle-closure glaucoma: This condition can be acute or chronic. It consists of increased ...

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Anterior: The front, as opposed to the posterior. The anterior surface of the heart is tow...

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Anterior chamber: The space in the eye that is behind the cornea and in front of the iris.

Aqueous humor: In medicine, humor refers to a fluid (or semifluid) substance. Thus, the aq...

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

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Capsule: Capsule has many meanings in medicine including the following:

  1. In medici...

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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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Cataract surgery: Removal of the clouded (cataractous) lens in its entirety via surgery an...

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Chronic: In medicine, lasting a long time. A chronic condition is one that lasts 3 months ...

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

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

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Cortex: The outer layer of any organ.

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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Glaucoma: A common eye condition in which the fluid pressure inside the eyes rises becaus...

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Humor: In medicine, a fluid or semifluid substance. For example, the aqueous humor is the ...

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

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Injury: Harm or hurt. To harm, hurt, or wound. The word injure may be in physical or emot...

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

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

Microscope: An optical instrument that augments the power of the eye to see small objects....

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Microscopic: So small it cannot be seen without the aid of microscope. As opposed to macro...

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

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Nucleus: 1) In cell biology, the structure that houses the chromosomes. 2) In neuroanato...

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Obstruction: Blockage of a passageway. See, for example: Airway obstruction; Intestinal o...

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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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Open-angle glaucoma: Glaucoma is a condition of the eye that leads to progressive atrophy ...

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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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Pain: An unpleasant sensation that can range from mild, localized discomfort to agony. Pa...

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

Peripheral vision: Side vision. The ability to see objects and movement outside of the di...

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Pharmacy: A location where prescription medications are sold. A pharmacy is constantly sup...

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Prevalence: The proportion of individuals in a population having a disease or characterist...

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

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Prostaglandin: One of a number of hormone-like substances that participate in a wide range...

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Protein: One of the three nutrients used as energy sources (calories) by the body. Protein...

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Pupil: The opening of the iris. The pupil may appear to open (dilate) and close (constrict...

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Residual: Something left behind. With residual disease, the disease has not been eradicate...

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

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

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

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

Tomography: The process for generating a tomogram, a two-dimensional image of a slice or s...

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

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

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

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Visual field: The entire area that can be seen when the eye is directed forward, including...

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Vitrectomy: Removal of the gel (called the vitreous) from within the eyeball. This may be ...

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Vitreous: A clear, jelly-like substance that fills the middle of the eye. Also called the ...

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