HYALITIS PUNCTATA Meaning and
Definition
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Hyalitis punctata is a medical condition characterized by the presence of small, pinpoint-sized, yellowish-white deposits on the inside surface of the cornea, called the endothelium. The term "hyalitis" refers to the inflammation of the vitreous humor, a gel-like substance that fills the posterior chamber of the eye. "Punctata" indicates the punctate or dot-like appearance of the deposits.
These deposits, also known as "keratic precipitates," are made up of immune cells, inflammatory debris, and proteins. The formation of hyalitis punctata is typically an immune-mediated response, often occurring as a result of various underlying eye diseases such as uveitis or iritis. It can also be associated with systemic conditions like rheumatoid arthritis, sarcoidosis, or tuberculosis.
The presence of hyalitis punctata can cause visual disturbances such as blurred or hazy vision, sensitivity to light, or eye discomfort. The severity of symptoms may vary depending on the underlying condition and the extent of inflammation.
Diagnosis of hyalitis punctata involves a comprehensive eye examination, including a slit-lamp examination to visualize the cornea and identify the deposits. Treatment options depend on the underlying cause but may involve the use of anti-inflammatory medications, corticosteroids, or immunosuppressive drugs. In more severe cases, surgical intervention may be necessary.
Overall, hyalitis punctata is a specific clinical manifestation that indicates the presence of inflammation within the eye and warrants prompt examination and management by an ophthalmologist or an eye care professional.
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A condition in which minute opacities are present in the vitreous humor.
A practical medical dictionary. By Stedman, Thomas Lathrop. Published 1920.
Common Misspellings for HYALITIS PUNCTATA
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- hyalitis punct ata
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Etymology of HYALITIS PUNCTATA
The term "hyalitis punctata" is a combination of two words: "hyalitis" and "punctata". Here is the etymology of each word:
1. "Hyalitis":
- "Hyal" derives from the Greek word "hualos", meaning "glass" or "transparent".
- The suffix "-itis" is derived from the Greek word "itis", which signifies "inflammation" in medical terms.
- Therefore, "hyalitis" refers to "inflammation of the hyaloid", which is a gel-like substance in the back of the eye.
2. "Punctata":
- The word "punctata" originates from the Latin word "punctum", meaning "a point" or "a dot".
- The suffix "-ata" is a Latin suffix meaning "belonging to" or "related to".
