Cornea clinical features and news. - Ophthalmology Times
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Prepare for hyperopic shift following DSAEK graft surgery
A retrospective study including 45 eyes that underwent Descemet?s stripping automated endothelial keratoplasty (DSAEK) found an average refractive change of +0.88 D after surgery. That hyperopic shift after DSAEK has implications for management of patients undergoing cataract surgery simultaneously with or after DSAEK and for anticipating refractive outcomes in pseudophakic patients undergoing DSAEK.
Feature Articles
Vaccines may have future in ocular HZV and HPV
Ophthalmology Times
Vaccines may have a role in corneal and external ocular disease, specifically for herpes zoster virus and human papilloma virus infections, because of the successes of the vaccines in preventing systemic diseases.
Optical coherence tomography a useful addition to clinical practice, doctor finds
Noncontact device does not require pupil dilation, although learning curve is associated with its use
Ophthalmology Times
A proprietary device for optical coherence tomography (Visante, Carl Zeiss Meditec) seems to be a highly useful addition to clinical practice. The instrument, according to one physician, may be the best resource thus far to evaluate placement of intracorneal segments, femtosecond laser-enabled keratoplasty, and penetrating keratoplasty.
Riboflavin and UV treatment promotes collagen cross-linking in patients with ectasia
Combination may be beneficial in biomechanical stabilization
Ophthalmology Times
The combination of ultraviolet radiation and riboflavin treatment to achieve collagen cross-linking may be beneficial in biomechanical stabilization of ectasia, according to an expert who says the combined procedure has reduced the need for penetrating keratoplasty in his practice by 70%.
Oral treatment options abound for dry eye
Medical history, nutrition, other causes play important role in determining best therapy
Ophthalmology Times
The eyes can be affected by over-the-counter (OTC) systemic medications, nutrition habits, and systemic agents—all of which contribute to dry eye. Oral treatment options should be considered in these cases, whereas topical treatment with artificial tears is the best option for external causes.
Artificial tear delivers high-performance dry eye therapy
Ophthalmology Times
A new high-performance artificial tear product (Systane Ultra, Alcon Laboratories) was created with an intelligent delivery system designed to maximize comfort upon instillation and provide sustained symptomatic relief and ocular surface protection.
News
New artificial cornea research could promise increased availability
Ophthalmology Times
In an effort to make corneal transplants more available, researchers have designed an artificial cornea made from a water-filled polymer that resembles the eye's natural cornea.
TB4 can protect cornea against oxidative damage
Ophthalmology Times
Administering TB4 (Thymosin Beta 4, RegeneRx) up-regulates anti-oxidative enzymes in human corneal epithelial cells, helping to protect the cornea and resist oxidative damage, according to researchers.
UV rays don't just damage skin
Ophthalmology Times
Prevent Blindness has dedicated May as UV Awareness Month in an effort to educate the public on the best way to protect their eyes.
Old and young cornea donor tissue equally effective, according to study
Ophthalmology Times
University of Rochester researchers recently put to test the bias against corneas from older donors.
Corneal implants okayed for use in Canada
Ophthalmology Times
Addition Technology has received regulatory clearance from Health Canada to market its corneal implants (Intacs) for keratoconus and myopia indications.
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