Home > Contact Lens Problems: Hypoxia
Hypoxia occurs when the
cornea does not get enough oxygen. It is the most
common complication of contact lens wear, especially extended-wear
The cornea has no blood supply of its own, so it gets oxygen only
from tears and directly from the atmosphere. A contact lens reduces the oxygen
supply to the cornea, making the cornea swell. Wearing contacts overnight
further decreases the amount of oxygen that gets to the cornea.
Gas-permeable hard contact lenses have almost eliminated some
problems, such as overwearing syndrome and corneal clouding. Problems that still occur include hazy vision caused by mild corneal swelling
(edema) or warping. Over time, corneal hypoxia may cause serious problems with
ByHealthwise StaffPrimary Medical ReviewerAdam Husney, MD - Family MedicineSpecialist Medical ReviewerChristopher J. Rudnisky, MD, MPH, FRCSC - Ophthalmology
Current as ofMarch 3, 2017
Current as of:
March 3, 2017
Adam Husney, MD - Family Medicine & Christopher J. Rudnisky, MD, MPH, FRCSC - Ophthalmology
To learn more about Healthwise, visit Healthwise.org.
© 1995-2017 Healthwise, Incorporated. Healthwise, Healthwise for every health decision, and the Healthwise logo are trademarks of Healthwise, Incorporated.
Addiction is treated by our Behavioral Health Doctors.
4 Medical Blvd,
Hattiesburg, MS 39402
27 B South 6th Street
Bay Springs, MS 39422
Covington County Hospital
701 S. Holly Ave
Collins, MS 39428
CONNECT WITH FORREST HEALTH
Notice of Privacy Practices · PUBLIC RECORDS REQUEST · FINANCIAL ASSISTANCE · NON-DISCRIMINATION NOTICE
REQUEST FROM LAW ENFORCEMENT FOR RELEASE OF PROTECTED HEALTH INFORMATION 6051 US HIGHWAY 49, HATTIESBURG MS 39401 · 601-288-7000 · © FORREST HEALTH · ALL RIGHTS RESERVED ·