Results 61 to 70 of about 5,446 (161)

Ectasias corneales

open access: yes, 2020
Primary non-inflammatory ectatic corneal changes are all conditions that are accompanied by increased curvature and decreased corneal thickness, leading to progressive corneal protrusion. A Medline review of the latest information available on this topic, including its updated diagnosis and management, was carried out.
Galvis Ramírez, Virgilio   +3 more
openaire   +1 more source

Corneal ectasia following LASIK

open access: yesSaudi Journal of Ophthalmology, 2011
The cornea is a perplexing and enigmatic ocular structure. Its invigorating functions consist of conflicting demands. The cornea has to protect the eye, contain the intraocular pressure, and provide a smooth optical surface. These functions can be affected by a variety of diseases including immunologic, infectious, metabolic, genetic, and traumatic ...
openaire   +2 more sources

Interocular Differences in Corneal Asphericity Are Associated with Stereopsis in Myopic Astigmatism Candidates for Laser Vision Correction

open access: yesJournal of Ophthalmology, Volume 2026, Issue 1, 2026.
Purpose To investigate the relationship between stereoacuity and corneal topographic parameters in patients with compound myopic astigmatism who are candidates for laser vision correction (LVC). Methods In this analytical cross‐sectional study, LVC candidates aged 18 years or older with compound myopic astigmatism and corrected distance visual acuity ...
Alireza Peyman   +6 more
wiley   +1 more source

Surgical technique: coupling of intrastromal corneal ring segments for ectatic corneal disorders in eye bank corneas

open access: yesClinical Ophthalmology, 2011
Majid Moshirfar1 Maylon Hsu1 Yousuf M Khalifa21Moran Eye Center, Salt Lake City, UT, 2Flaum Eye Institute, Rochester, NY, USAAbstract: The management of corneal ectasia is evolving, with intrastromal corneal ring segments playing an important role in ...
Moshirfar M, Hsu M, Khalifa YM
doaj  

Comparison of Intraocular Lens Power Calculation Using Biometric Data From Pentacam AXL vs. IOLMaster 700 in Postphotorefractive Keratectomy Patients

open access: yesJournal of Ophthalmology, Volume 2026, Issue 1, 2026.
Purpose To compare intraocular lens (IOL) power calculation using biometric data from Pentacam AXL vs. IOLMaster 700 in postphotorefractive keratectomy (PRK) patients. Methods Patients with previous PRK and 1 year of postoperative follow‐up were included in the study.
Hossein Jamali   +4 more
wiley   +1 more source

Bilateral Terrien′s Marginal Degeneration and Posterior Polymorphous Dystrophy in a Patient with Rheumatoid Arthritis

open access: yesJournal of Ophthalmic & Vision Research, 2012
Purpose: To report an interesting case of concomitant bilateral Terrien′s marginal degeneration-like corneal ectasia and posterior polymorphous corneal dystrophy in a young man with quiescent rheumatoid arthritis.
Siamak Zarei-Ghanavati   +2 more
doaj  

Long‐Term Graft Survival and Visual Outcomes in Deep Anterior Lamellar Keratoplasty (DALK): A Narrative Review

open access: yesJournal of Ophthalmology, Volume 2026, Issue 1, 2026.
Deep anterior lamellar keratoplasty (DALK) selectively replaces the scarred or diseased corneal stroma, while preserving healthy endothelium, thus providing an alternative to penetrating keratoplasty (PK) for patients with stromal disorders. Despite its recognized advantages, DALK has not become as widely adopted as anticipated over the past decades ...
Sadegh Ghafarian   +2 more
wiley   +1 more source

Ectasia risk factors in refractive surgery

open access: yesClinical Ophthalmology, 2016
Marcony R Santhiago,1 Natalia T Giacomin,1 David Smadja,2 Samir J Bechara1 1Department of Ophthalmology, Federal University of São Paulo, São Paulo, Brazil, 2Ophthalmology Department, Tel Aviv Sourasky Medical Center, Tel Aviv, Israel ...
Santhiago MR   +3 more
doaj  

Novel Technique to Improve the Efficacy of Corneal Cross Linking in Cases of Post LASIK Ectasia

open access: yesClinical Ophthalmology, 2023
Mohamed Omar Yousif,1,2 Rania Serag Elkitkat,1,3– 5 Noha Abdelsadek Alaarag1 1Ophthalmology Department, Faculty of Medicine, Ain Shams University, Cairo, Egypt; 2Maadi Eye Subspecialty Center, Cairo, Egypt; 3Watany Eye Hospital, Cairo, Egypt; 4Watany ...
Omar Yousif M   +2 more
doaj  

Immediate sequential corneal allogeneic intrastromal ring segment transplantation and cataract surgery

open access: yesAmerican Journal of Ophthalmology Case Reports
Purpose: To report the combined approach of corneal allogeneic intrastromal ring segment (CAIRS) transplantation and cataract surgery in a cataract patient with corneal ectasia.
Gerd U. Auffarth   +5 more
doaj   +1 more source

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