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Photorefractive Keratectomy

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61. Visual rehabilitation in moderate keratoconus: combined corneal wavefront-guided transepithelial photorefractive keratectomy and high-fluence accelerated corneal collagen cross-linking after intracorneal ring segment implantation. (PubMed)

Visual rehabilitation in moderate keratoconus: combined corneal wavefront-guided transepithelial photorefractive keratectomy and high-fluence accelerated corneal collagen cross-linking after intracorneal ring segment implantation. To investigate the effects of combined corneal wavefront-guided transepithelial photorefractive keratectomy (tPRK) and accelerated corneal collagen cross-linking (CXL) after intracorneal ring segment (ICRS) implantation in patients with moderate keratoconus.Medical

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2017 BMC Ophthalmology

62. Predictors of myopic photorefractive keratectomy retreatment. (PubMed)

Predictors of myopic photorefractive keratectomy retreatment. To determine the factors associated with retreatment after photorefractive keratectomy (PRK) in myopic eyes.Care-Vision Laser Centers, Tel-Aviv, Israel.Retrospective cohort study.A large database on myopic PRK with mitomycin-C (MMC) performed from 2005 to 2012 was studied. Patients were divided into 2 groups according to whether they had retreatment. Multiple preoperative and intraoperative parameters were analyzed for association

2017 Journal of cataract and refractive surgery

63. Photorefractive Keratectomy With Mitomycin C in Meesmann's Epithelial Corneal Dystrophy. (PubMed)

Photorefractive Keratectomy With Mitomycin C in Meesmann's Epithelial Corneal Dystrophy. To describe a case of Meesmann's epithelial corneal dystrophy that underwent photorefractive keratectomy (PRK) with mitomycin C.Case report.A 36-year-old woman was evaluated for refractive surgery. She had a history of recurrent epithelial erosions and moderate visual loss over the past 10 years. Biomicroscopy revealed bilateral micro-cystic epithelial lesions and a diagnosis of Meesmann's epithelial

2017 Journal of Refractive Surgery

64. Four-Stage Procedure for Keratoconus: ICRS Implantation, Corneal Cross-linking, Toric Phakic Intraocular Lens Implantation, and Topography-Guided Photorefractive Keratectomy. (PubMed)

Four-Stage Procedure for Keratoconus: ICRS Implantation, Corneal Cross-linking, Toric Phakic Intraocular Lens Implantation, and Topography-Guided Photorefractive Keratectomy. To evaluate a four-stage combined treatment for keratoconus including intrastromal corneal ring segment (ICRS) implantation followed by corneal cross-linking (CXL), toric phakic intraocular lens (IOL) implantation, and topography-guided photorefractive keratectomy (TG-PRK).In this retrospective interventional case series

2017 Journal of Refractive Surgery

65. Topography-Guided Photorefractive Keratectomy in the Treatment of Corneal Scarring. (PubMed)

Topography-Guided Photorefractive Keratectomy in the Treatment of Corneal Scarring. To report the outcome of topography-guided photorefractive keratectomy (TG-PRK) in the treatment of patients with corneal scarring.A retrospective, interventional case series including 6 eyes of 6 patients with corneal scarring and irregular astigmatism who underwent TG-PRK. The etiologies for scarring were: infectious corneal ulcers, foreign body trauma, LASIK flap buttonhole, and lamellar keratoplasties

2017 Journal of Refractive Surgery

66. Effect of accelerated corneal crosslinking combined with transepithelial photorefractive keratectomy on dynamic corneal response parameters and biomechanically corrected intraocular pressure measured with a dynamic Scheimpflug analyzer in healthy myopic p (PubMed)

Effect of accelerated corneal crosslinking combined with transepithelial photorefractive keratectomy on dynamic corneal response parameters and biomechanically corrected intraocular pressure measured with a dynamic Scheimpflug analyzer in healthy myopic p To evaluate the effect of accelerated corneal crosslinking (CXL) combined with transepithelial photorefractive keratectomy (PRK) on changes in new dynamic corneal response parameters and the biomechanically corrected intraocular pressure (IOP

2017 Journal of cataract and refractive surgery

67. Regeneration of Defective Epithelial Basement Membrane and Restoration of Corneal Transparency After Photorefractive Keratectomy. (PubMed)

Regeneration of Defective Epithelial Basement Membrane and Restoration of Corneal Transparency After Photorefractive Keratectomy. To study regeneration of the normal ultrastructure of the epithelial basement membrane (EBM) in rabbit corneas that had -9.00 D photorefractive keratectomy (PRK) and developed late haze (fibrosis) with restoration of transparency over 1 to 4 months after surgery and in corneas that had incisional wounds.Twenty-four rabbits had one of their eyes included in one

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2017 Journal of Refractive Surgery

68. Femtosecond laser-assisted laser in situ keratomileusis versus photorefractive keratectomy: Effect on ocular surface condition. (PubMed)

Femtosecond laser-assisted laser in situ keratomileusis versus photorefractive keratectomy: Effect on ocular surface condition. To compare ocular surface characteristics in eyes after femtosecond laser-assisted laser in situ keratomileusis (LASIK) or photorefractive keratectomy (PRK).Centro de Oftalmologia Barraquer, Barcelona, Spain.Prospective comparative observational study.Patients with myopia who had femtosecond laser-assisted LASIK or PRK were included. Tear osmolarity, the Ocular Surface

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2017 Journal of cataract and refractive surgery

69. Intraocular lens power calculations in eyes with previous hyperopic laser in situ keratomileusis or photorefractive keratectomy. (PubMed)

Intraocular lens power calculations in eyes with previous hyperopic laser in situ keratomileusis or photorefractive keratectomy. To evaluate the accuracy of 7 intraocular lens (IOL) calculation formulas in patients with previous hyperopic laser in situ keratomileusis (LASIK) or excimer laser photorefractive keratectomy (PRK).Retrospective case series.Cullen Eye Institute, Baylor College of Medicine, Houston, Texas, and private practice, Mesa, Arizona, USA.The 7 formulas evaluated were

2017 Journal of cataract and refractive surgery

70. Comparison of clinical outcomes between wavefront-optimized versus corneal wavefront-guided transepithelial photorefractive keratectomy for myopic astigmatism. (PubMed)

Comparison of clinical outcomes between wavefront-optimized versus corneal wavefront-guided transepithelial photorefractive keratectomy for myopic astigmatism. To evaluate and compare the clinical outcomes, including visual acuity, refractive errors, and aberrations, between aberration-free transepithelial photorefractive keratectomy (PRK) and corneal wavefront-guided transepithelial PRK in eyes with myopic astigmatism.Yonsei University College of Medicine and Eyereum Eye Clinic, Seoul, South

2017 Journal of cataract and refractive surgery

71. Risk factors predicting steroid-induced ocular hypertension after photorefractive keratectomy. (PubMed)

Risk factors predicting steroid-induced ocular hypertension after photorefractive keratectomy. To assess the risk factors contributing to steroid-induced ocular hypertension after photorefractive keratectomy (PRK).Care Laser Centers, Tel Aviv, Israel.Retrospective case series.Patients having PRK between January 2000 and December 2015 were followed for at least 3 months. Intraocular pressure (IOP) was measured using the Goldmann applanation tonometer after 1 week and after 1, 3, and 6 months

2017 Journal of cataract and refractive surgery

72. Visual Outcomes of Topography Guided Photorefractive Keratectomy (PRK) for Treatment of Patients With Irregular Cornea

Visual Outcomes of Topography Guided Photorefractive Keratectomy (PRK) for Treatment of Patients With Irregular Cornea Visual Outcomes of Topography Guided Photorefractive Keratectomy (PRK) for Treatment of Patients With Irregular Cornea - Full Text View - ClinicalTrials.gov Hide glossary Glossary Study record managers: refer to the if submitting registration or results information. Search for terms x × Study Record Detail Saved Studies Save this study Warning You have reached the maximum (...) number of saved studies (100). Please remove one or more studies before adding more. Visual Outcomes of Topography Guided Photorefractive Keratectomy (PRK) for Treatment of Patients With Irregular Cornea The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. of clinical studies and talk to your health care provider before participating. Read our for details

2017 Clinical Trials

73. Post photorefractive keratectomy corneal ectasia (PubMed)

Post photorefractive keratectomy corneal ectasia 28251095 2018 11 13 2222-3959 10 2 2017 International journal of ophthalmology Int J Ophthalmol Post photorefractive keratectomy corneal ectasia. 315-317 10.18240/ijo.2017.02.22 Roszkowska Anna M AM Cornea and Refractive Surgery Section, Ophthalmology Unit, Department of Specialized Surgeries, University Hospital of Messina, Messina 98125, Italy. Sommario Margherita S MS Cornea and Refractive Surgery Section, Ophthalmology Unit, Department

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2017 International journal of ophthalmology

74. Validity of Tono-pachymetry for Measuring Corrected Intraocular Pressure in Non-surgical and Post-photorefractive Keratectomy Eyes (PubMed)

Validity of Tono-pachymetry for Measuring Corrected Intraocular Pressure in Non-surgical and Post-photorefractive Keratectomy Eyes To assess the validity of central corneal thickness (CCT) and corrected intraocular pressure (IOP) values obtained by tono-pachymetry in non-surgical and post-photorefractive keratectomy (PRK) eyes.For the study, 108 young healthy participants and 108 patients who had PRK were enrolled. Measurements were randomly performed by tono-pachymetry, ultrasonic (US

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2017 Korean journal of ophthalmology : KJO

75. Effect of Mitomycin C on Myopic versus Astigmatic Photorefractive Keratectomy (PubMed)

Effect of Mitomycin C on Myopic versus Astigmatic Photorefractive Keratectomy Purpose. Long-term mitomycin C (MMC) effects on photorefractive keratectomy (PRK) were compared in simple myopic and astigmatic patients. Methods. In this observational cohort study, subjects were selected based on preoperative and postoperative data collected from medical records; they were divided into simple myopia with/without MMC and myopic astigmatism with/without MMC groups. Haze, uncorrected visual acuity

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2017 Journal of ophthalmology

76. Single-step transepithelial photorefractive keratectomy in high myopia: qualitative and quantitative visual functions (PubMed)

Single-step transepithelial photorefractive keratectomy in high myopia: qualitative and quantitative visual functions To investigate quantitative and qualitative optical outcomes of single-step transepithelial photorefractive keratectomy (TransPRK) in high myopia.In a prospective interventional case-series, 30 eyes with high myopia (-6.00 to -8.75 D) with (up to -3.00 D) or without astigmatism were enrolled from Bina Eye Hospital, Tehran, Iran. One-step TransPRK was performed with aberration

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2017 International journal of ophthalmology

77. Corneal densitometry after photorefractive keratectomy, laser-assisted in situ keratomileusis, and small-incision lenticule extraction (PubMed)

Corneal densitometry after photorefractive keratectomy, laser-assisted in situ keratomileusis, and small-incision lenticule extraction PurposeThe aim of this study was to gain greater insight into the corneal densitometry changes occurring as a result of refractive surgery and to compare these changes across three widely used surgical techniques, namely, photorefractive keratectomy (PRK), laser-assisted in situ keratomileusis with a femtosecond laser (LASIK-FS), or ReLEx small-incision

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2017 Eye

78. Photorefractive keratectomy in the management of postradial keratotomy hyperopia and astigmatism (PubMed)

Photorefractive keratectomy in the management of postradial keratotomy hyperopia and astigmatism The aim of this study is to evaluate the results of photorefractive keratectomy (PRK) in the management of postoperative hyperopia and astigmatism in patients with history of radial keratotomy (RK).This prospective nonrandomized noncomparative interventional case series enrolled consecutive eyes treated with PRK after RK. In cases, in which (1) wavefront (WF) scan was undetectable during primary

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2017 Journal of research in medical sciences : the official journal of Isfahan University of Medical Sciences

79. Risk Assessment for Corneal Ectasia following Photorefractive Keratectomy (PubMed)

Risk Assessment for Corneal Ectasia following Photorefractive Keratectomy To analyze the risk factors associated with a series of ectasia cases following photorefractive keratectomy (PRK) and all published cases.In a retrospective study on post-PRK ectasia patients, 9 eyes of 7 patients were included, in addition to 20 eyes of 13 patients from the literature. Risk of post-PRK ectasia was calculated using the ectasia risk score system (ERSS) for laser in situ keratomileusis (LASIK) patients

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2017 Journal of ophthalmology

80. Photorefractive Keratectomy for Residual Myopia after Myopic Laser In Situ Keratomileusis (PubMed)

Photorefractive Keratectomy for Residual Myopia after Myopic Laser In Situ Keratomileusis Purpose. To evaluate the safety, efficacy, and predictability of photorefractive keratectomy (PRK) on the corneal flap for correction of residual myopia following myopic laser in situ keratomileusis (LASIK). Patients and Methods. A retrospective study on eyes retreated by PRK on the corneal flap for residual myopia after LASIK. All eyes had no enough stroma after LASIK sufficient for LASIK enhancement

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2017 Journal of ophthalmology

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