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The essential iris atrophies.

M B Shields, D G Campbell, R J Simmons

American Journal of Ophthalmology

|June 1, 1978

Summary

This summary is machine-generated.

Essential iris atrophy is a spectrum of disorders, often beginning with corneal issues. This condition can lead to vision loss through corneal edema and secondary glaucoma, frequently requiring medical or surgical intervention.

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Area of Science:

Ophthalmology
Genetics

Background:

Essential iris atrophy (EIA) is a rare, progressive disorder affecting the iris and cornea.
Its exact etiology and progression remain incompletely understood, necessitating further clinical investigation.

Purpose of the Study:

To characterize the clinical spectrum and progression of essential iris atrophy.
To identify early indicators and long-term outcomes in patients with EIA.

Main Methods:

Retrospective analysis of 82 patients diagnosed with essential iris atrophy.
Ophthalmic examinations including gonioscopy to assess anterior chamber structures.
Documentation of corneal and iris abnormalities, intraocular pressure (IOP), and treatment interventions.

Main Results:

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Corneal abnormalities were frequently observed early, suggesting a potential primary role.
Corneal endothelial disturbance (55%) and edema (50%) were common findings.
Peripheral anterior synechiae (99%) and distorted pupils (71%) were prevalent, correlating with iris atrophy (71%) and holes (33%).
Elevated IOP requiring treatment occurred in 77% of cases, with 44% needing surgery.

Conclusions:

Essential iris atrophy presents as a spectrum of corneal and iris changes, with corneal issues potentially initiating the disease.
The condition typically progresses slowly, leading to vision impairment due to corneal edema or secondary glaucoma.
Management often involves controlling IOP, with a significant proportion of patients requiring surgical intervention.