August 2012 Briefing - Ophthalmology
Here are what the editors at HealthDay consider to be the most important developments in Ophthalmology for August 2012. This roundup includes the latest research news from journal articles, as well as the FDA approvals and regulatory changes that are the most likely to affect clinical practice.
Low HDL Cholesterol Ups Risk of Diabetic Nephropathy
WEDNESDAY, Aug. 22 (HealthDay News) -- High-density lipoprotein cholesterol (HDL-C) is an independent risk factor for the development of diabetic nephropathy, but not retinopathy, in patients with type 2 diabetes, according to research published online Aug. 13 in Diabetes Care.
Vitreolytic Ocriplasmin Resolves Vitreomacular Traction
THURSDAY, Aug. 16 (HealthDay News) -- Intravitreal injection of the vitreolytic agent ocriplasmin resolves vitreomacular traction and closes macular holes significantly better than placebo, but with a higher incidence of adverse events, according to a study published in the Aug. 16 in the New England Journal of Medicine.
Contact Lens Sensor Measures 24-Hour Intraocular Pressure
WEDNESDAY, Aug. 15 (HealthDay News) -- A contact lens sensor (CLS) provides safe and tolerable 24-hour monitoring of intraocular pressure (IOP) patterns in patients with or suspected of having glaucoma, according to research published online Aug. 13 in the Archives of Ophthalmology.
Poor Follow-Up of Hospital Tests Often Due to Late Orders
TUESDAY, Aug. 14 (HealthDay News) -- Poor follow-up of test results at or after discharge from the hospital is often due to tests requested on the day of discharge, according to a letter to the editor published online Aug. 13 in the Archives of Internal Medicine.
Novel System Improves Retinal Prostheses in Mouse Model
TUESDAY, Aug. 14 (HealthDay News) -- A visual prosthetic that mimics normal retinal processing is able to improve retinal prosthetic capability in a mouse model of retinal degeneration, according to a study published online Aug. 13 in the Proceedings of the National Academy of Sciences.
Cataract Risk Up for Statin Users With Type 2 Diabetes
MONDAY, Aug. 13 (HealthDay News) -- Statin use, which is substantially higher in patients with type 2 diabetes, correlates with an increased risk of age-related (AR) cataracts, according to a study published in the August issue of Optometry and Vision Science.
Lucentis Approved for Diabetic Macular Edema
FRIDAY, Aug. 10 (HealthDay News) -- Lucentis (ranibizumab injection) has been approved by the U.S. Food and Drug Administration to treat diabetic macular edema (DME), an eye condition that can threaten the sight of those with diabetes, the agency said Friday in a news release.
Lack of Sleep Affects Speed, Not Accuracy of Visual Tasks
FRIDAY, Aug. 3 (HealthDay News) -- Sleep deprivation and circadian rhythm disruptions impact the speed, but not the accuracy, with which complex visual tasks are performed, according to a study published online July 26 in the Journal of Vision.
Clinicians Can Unintentionally Prompt Nocebo Effect
THURSDAY, Aug. 2 (HealthDay News) -- The nocebo effect, or induction of a symptom perceived as negative by sham treatment and/or the suggestion of negative expectation, may arise from suggestions by doctors and nurses, according to a study published in Deutsches Ärzteblatt International.
Hypertension Ups Retinopathy Risk With HCV Treatment
THURSDAY, Aug. 2 (HealthDay News) -- For patients with hepatitis C virus (HCV) treated with pegylated interferon alpha (PegIFNα) and ribavirin, retinopathy occurs frequently, especially in those with hypertension, according to a study published in the August issue of Hepatology.