Health Encyclopedia - Disease

Search Health Information   


External and internal eye anatomy
External and internal eye anatomy


Choroidal dystrophies

Definition:

Choroidal dystrophy is an eye disorder involving a layer of blood vessels between the sclera and retina called the choroid .

In most cases, choroidal dystrophy is due to an abnormal gene, which is passed down through families. It most often affects males, starting in childhood.

The first symptoms are peripheral vision loss and vision loss at night. An eye surgeon who specializes in the back of the eye (retina specialist) can diagnose this disorder.



Alternative Names:

Choroideremia; Gyrate atrophy; Central areolar choroidal dystrophy



Exams and Tests:

The following tests may be needed to diagnose the condition:



References:

Noble KG. Pathogenesis of cataracts. In: Tasman W, Jaeger EA, eds. Duane's Foundations of Clinical Ophthalmology. 2013 ed. Philadelphia, Pa: Lippincott Williams & Wilkins; 2013: vol 2, chap 113.

Grover S, Fishman GA, Ganead MA. Choroidal dystrophies In: Yanoff M, Duker JS, eds. Ophthalmology. 4th ed. St. Louis, Mo: Mosby Elsevier; 2013:chap 6.




Review Date: 11/12/2013
Reviewed By: Franklin W. Lusby, MD, Ophthalmologist, Lusby Vision Institute, La Jolla, California. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.

The information provided herein should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. Links to other sites are provided for information only -- they do not constitute endorsements of those other sites. © 1997- A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.
adam.com