Purpose: To report on keratoectasia after laser in situ keratomileusis (LASIK) in two eyes of two patients who had no obvious preoperative risk factors, and treatment of keratoectasia by intrastromal corneal ring segments.
Method: Clinical interventional case report.
Results: Two patients underwent LASIK in both eyes at Shinagawa LASIK center, Tokyo. Preoperative standard ophthalmological examinations demonstrated no specific risk factors of keratoectasia. However, each eye of the two patients developed keratoectasia as defined by corneal topography. Treatment for keratoectasia was performed by inserting intrastromal corneal ring segments (ICRS) in the affected eyes. In one eye, KeraRing (MEDIPHACOS, Ltd, Brazil) was inserted, and Intacs SK (Addition Technology Inc, USA) was inserted in the other.
Conclusion: Even in eyes where no risk factors for keratoectasia were found following thorough preoperative examinations, keratoectasia could develop after LASIK. ICRS could be effective for the treatment of keratoectasia after LASIK.
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http://dx.doi.org/10.2147/opth.s11263 | DOI Listing |
Vestn Oftalmol
October 2022
Research Institute of Eye Diseases, Moscow, Russia.
Unlabelled: Intrastromal keratoplasty has recently been widely used in the surgical treatment of keratoconus (KC). In 2013, a new type of interlamellar keratoplasty operation was developed - bandage therapeutic-optical keratoplasty (BTOK).
Purpose: Evaluation of the long-term outcomes of surgical treatment of stages II and III progressive KC with BTOK technique.
Graefes Arch Clin Exp Ophthalmol
November 2021
Care-Vision Laser Centers, Tel-Aviv, Israel.
Purpose: To identify factors associated with changes in the posterior cornea curvature following laser refractive surgery.
Materials And Methods: This retrospective study included myopic astigmatic eyes that underwent PRK between January 2013 and December 2013 at Care-Vision Laser Centers, Tel-Aviv, Israel. The average posterior K was measured with the Sirius device at a radius of 3 mm from the center.
Cureus
October 2020
Ophthalmology, Brooke Army Medical Center, San Antonio, USA.
Corneal collagen cross-linking is a minimally invasive therapeutic technique indicated for the treatment of keratoectasia. Recently, it has also been utilized for a variety of other ophthalmologic conditions ranging from infectious keratitis to corneal edema. We report the novel application of corneal collagen cross-linking in the treatment of recurrent corneal erosions secondary to wound gaping after astigmatic keratotomy (AK).
View Article and Find Full Text PDFBMC Ophthalmol
July 2020
Department of Ophthalmology, Kangbuk Samsung Hospital, Sungkyunkwan University School of Medicine, 29 Saemunan-ro, Jongno-gu, Seoul, 03181, Republic of Korea.
Background: A larger optical zone for photorefractive keratectomy may improve optical quality and stability. However, there is need for limiting ablation diameter in that a larger ablation diameter requires greater ablation depth, and minimizing ablation depth may reduce adverse effects on postoperative wound healing, haze and keratoectasia. In this study, we compared the changes in clinical outcomes and the degree of regression between a 6.
View Article and Find Full Text PDFSemin Ophthalmol
January 2020
Department of Ophthalmology, Harvard Medical School,Massachusetts Eye and Ear Infirmary, Waltham, MA, USA.
: This is the first review article examining literature specific to the use of corneal cross-linking (CXL) to treat pellucid marginal degeneration (PMD). : CXL appears to be an effective treatment that may halt the progression of PMD to stabilize vision. This could postpone or eliminate the need for corneal transplantation in the management of these patients.
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