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Photorefractive Keratectomy

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161. Factors that Influence Intraocular Pressure Changes after Myopic and Hyperopic LASIK and Photorefractive Keratectomy: A Large Population Study. (PubMed)

Factors that Influence Intraocular Pressure Changes after Myopic and Hyperopic LASIK and Photorefractive Keratectomy: A Large Population Study. To describe the factors that influence the measured intraocular pressure (IOP) change and to develop a predictive model after myopic and hyperopic LASIK and photorefractive keratectomy (PRK) in a large population.Retrospective, observational case series.Patients undergoing primary PRK or LASIK with a refractive target of emmetropia between January 1

2014 Ophthalmology

162. Outcomes of photorefractive keratectomy enhancement after LASIK. (PubMed)

Outcomes of photorefractive keratectomy enhancement after LASIK. To report the outcomes of photorefractive keratectomy (PRK) enhancement after LASIK for patients diagnosed as having hyperopic and myopic refractive errors.In this retrospective case series at a single private practice in the United States, all patients undergoing PRK enhancement after LASIK were identified. Patients with visually significant cataract, non-plano targets, and follow-up of fewer than 226 days were excluded

2014 Journal of Refractive Surgery

163. Wavefront-Guided versus Non-Wavefront-Guided Photorefractive Keratectomy for Myopia: Meta-Analysis of Randomized Controlled Trials. (PubMed)

Wavefront-Guided versus Non-Wavefront-Guided Photorefractive Keratectomy for Myopia: Meta-Analysis of Randomized Controlled Trials. To compare the efficacy, predictability, safety, and induced higher-order aberrations (HOAs) between wavefront-guided and non-wavefront-guided photorefractive keratectomy (PRK).The Cochrane Central Register of Controlled Trials, PubMED, and EMBASE were searched for randomized controlled trials. Trials meeting the selection criteria were quality appraised, and data

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2014 PloS one

164. Photorefractive Keratectomy and Corneal Cross-linking in Keratoconus

Photorefractive Keratectomy and Corneal Cross-linking in Keratoconus Photorefractive Keratectomy and Corneal Cross-linking in Keratoconus - 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. Photorefractive (...) by (Responsible Party): The Eye Center and The Eye Foundation for Research in Ophthalmology Study Details Study Description Go to Brief Summary: Evaluation of the safety and efficacy of surface ablation followed by Collagen Cross-linking in patients with keratoconus Condition or disease Intervention/treatment Phase Keratoconus Procedure: Simultaneous Photorefractive Keratectomy and Collagen Cross-linking in patients with keratoconus Not Applicable Study Design Go to Layout table for study information Study

2014 Clinical Trials

165. Diadenosine polyphosphates after laser in situ keratomileusis and photorefractive keratectomy refractive techniques. (PubMed)

Diadenosine polyphosphates after laser in situ keratomileusis and photorefractive keratectomy refractive techniques. To study the concentrations of diadenosine polyphosphates in the ocular surface after PRK and LASIK.Sixty-one patients (30 males and 31 females) with ages ranging from 20 to 63 (34.04 ± 9.13 years) were recruited in Balear Institute of Ophthalmology, Palma de Mallorca, Spain. LASIK was performed in 92 eyes of 46 patients and PRK in 25 eyes of 15 patients. Variations in the levels

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2014 Acta ophthalmologica

166. Management of residual refractive error after laser in situ keratomileusis and photorefractive keratectomy. (PubMed)

Management of residual refractive error after laser in situ keratomileusis and photorefractive keratectomy. To review the various steps and methods in managing residual refractive error after laser in situ keratomileusis and photorefractive keratectomy (PRK).Past studies have shown the efficacy and safety of flap relifts over recuts and for surface ablation over the flap. Other previous and also more recent studies show the use of a femtosecond laser for side cuts only. Recently, the creation

2014 Current Opinion in Ophthalmology

167. Changes in custom biomechanical variables after femtosecond laser in situ keratomileusis and photorefractive keratectomy for myopia. (PubMed)

Changes in custom biomechanical variables after femtosecond laser in situ keratomileusis and photorefractive keratectomy for myopia. To analyze changes in new biomechanical descriptors with myopic femtosecond laser-assisted laser in situ keratomileusis (LASIK), compare them with the biomechanical response after photorefractive keratectomy (PRK) with similar levels of myopic ablation, and evaluate correlations between changes in custom variables and biomechanically relevant variables.Cleveland

2014 Journal of cataract and refractive surgery

168. Biomechanical and optical behavior of human corneas before and after photorefractive keratectomy. (PubMed)

Biomechanical and optical behavior of human corneas before and after photorefractive keratectomy. To evaluate numerically the biomechanical and optical behavior of human corneas and quantitatively estimate the changes in refractive power and stress caused by photorefractive keratectomy (PRK).Athineum Refractive Center, Athens, Greece, and Politecnico di Milano, Milan, Italy.Retrospective comparative interventional cohort study.Corneal topographies of 10 human eyes were taken with a scanning

2014 Journal of cataract and refractive surgery

169. Change in keratometry after myopic laser in situ keratomileusis and photorefractive keratectomy. (PubMed)

Change in keratometry after myopic laser in situ keratomileusis and photorefractive keratectomy. To compare the change in keratometry (K), spherical equivalent (SE), and visual acuity after myopic laser in situ keratomileusis (LASIK) and photorefractive keratectomy (PRK).Academic tertiary care center.Retrospective review.The postoperative K, SE, and uncorrected and corrected distance visual acuities were measured 6 months, 9 months, 1 year, 2 years, 3 years, 4 to 5 years, 6 to 7 years, and 8

2014 Journal of cataract and refractive surgery

170. Effect of mitomycin-C on the variance in refractive outcomes after photorefractive keratectomy. (PubMed)

Effect of mitomycin-C on the variance in refractive outcomes after photorefractive keratectomy. To compare the variance in manifest refraction spherical equivalent (MRSE) after photorefractive keratectomy (PRK) with mitomycin-C (MMC), PRK without MMC, and laser in situ keratomileusis (LASIK) for the treatment of myopic astigmatism.Jules Stein Eye Institute, University of California, Los Angeles, Los Angeles, California, USA.Retrospective case series.Patients were classified into 3 groups

2014 Journal of cataract and refractive surgery

171. Comparison of analgesic effect of preoperative topical diclofenac and ketorolac on postoperative pain after photorefractive keratectomy. (PubMed)

Comparison of analgesic effect of preoperative topical diclofenac and ketorolac on postoperative pain after photorefractive keratectomy. To investigate changes in the pain-suppressing potency of 2 preoperatively applied topical nonsteroidal antiinflammatory drugs (NSAIDs) after photorefractive keratectomy (PRK) using a time-serial pain-scoring system.Saeyan Eye Center, Seoul, South Korea.Comparative case series.Ninety-four patients were randomly assigned to 2 groups: ketorolac group (ketorolac

2014 Journal of cataract and refractive surgery Controlled trial quality: uncertain

172. Comparison of analgesic effect of preoperative topical diclofenac and ketorolac on postoperative pain after photorefractive keratectomy. (PubMed)

Comparison of analgesic effect of preoperative topical diclofenac and ketorolac on postoperative pain after photorefractive keratectomy. To investigate changes in the pain-suppressing potency of 2 preoperatively applied topical nonsteroidal antiinflammatory drugs (NSAIDs) after photorefractive keratectomy (PRK) using a time-serial pain-scoring system.Saeyan Eye Center, Seoul, South Korea.Comparative case series.Ninety-four patients were randomly assigned to 2 groups: ketorolac group (ketorolac

2014 Journal of cataract and refractive surgery Controlled trial quality: uncertain

173. Comparison of 3 silicone hydrogel bandage soft contact lenses for pain control after photorefractive keratectomy. (PubMed)

Comparison of 3 silicone hydrogel bandage soft contact lenses for pain control after photorefractive keratectomy. To evaluate the relative pain with 3 U.S. Food and Drug Administration-approved bandage soft contact lenses (SCLs) applied after photorefractive keratectomy (PRK).Joint Warfighter Refractive Surgery Center, Lackland Air Force Base, Texas, USA.Prospective comparative case series.Patients having PRK were randomized to a senofilcon A (Acuvue Oasys), balafilcon A (Purevision

2014 Journal of cataract and refractive surgery Controlled trial quality: uncertain

174. Contralateral Eye-to-Eye Comparison of Wavefront-Guided and Wavefront-Optimized Photorefractive Keratectomy: A Randomized Clinical Trial. (PubMed)

Contralateral Eye-to-Eye Comparison of Wavefront-Guided and Wavefront-Optimized Photorefractive Keratectomy: A Randomized Clinical Trial. Wavefront-guided (WFG) and wavefront-optimized (WFO) platforms for refractive surgery are designed for improved visual outcomes. It is unclear which treatment profile is superior for patients undergoing photorefractive keratectomy (PRK).To compare the safety, efficacy, predictability, stability, and higher-order aberrations in eyes undergoing WFG and WFO

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2014 JAMA ophthalmology Controlled trial quality: predicted high

175. Pain, wound healing and refractive comparison of mechanical and transepithelial debridement in photorefractive keratectomy for myopia: Results of 1 year follow-up. (PubMed)

Pain, wound healing and refractive comparison of mechanical and transepithelial debridement in photorefractive keratectomy for myopia: Results of 1 year follow-up. To compare the efficacy, safety and postoperative pain of mechanical versus transepithelial photorefractive keratectomy (PRK) techniques.Cornea and refractive surgery subspecialty.Prospective clinical trial.This prospective comparative study included 84 eyes of 42 patients with myopia who received mechanical PRK (m-PRK) in 1 eye

2014 Contact lens & anterior eye : the journal of the British Contact Lens Association Controlled trial quality: uncertain

176. Twenty year follow-up of a randomized prospective clinical trial of Excimer laser photorefractive keratectomy. (PubMed)

Twenty year follow-up of a randomized prospective clinical trial of Excimer laser photorefractive keratectomy. To investigate the 20-year efficacy and safety of photorefractive keratectomy (PRK).Long-term observational case series.In the setting of a university hospital, a study population of 42 patients (42 eyes) who had, as part of a randomized prospective trial, undergone PRK 20 years previously were studied. All had received -3.0 or -6.0 diopter (D) corrections with either 5.0 or 6.0 mm

2014 American journal of ophthalmology Controlled trial quality: uncertain

177. Pregabalin Versus Placebo in Postoperative Pain Relief of Patients' Status Post Photorefractive Keratectomy: A Double-Masked, Randomized, Prospective Study. (PubMed)

Pregabalin Versus Placebo in Postoperative Pain Relief of Patients' Status Post Photorefractive Keratectomy: A Double-Masked, Randomized, Prospective Study. Gabapentinoids are currently being used anecdotally for postoperative pain following photorefractive keratectomy (PRK) despite the lack of evidence. The purpose of this study is to evaluate the effectiveness of pregabalin in mitigating pain after PRK compared to the standard of care.One hundred thirty-five patients scheduled for PRK

2014 Journal of ocular pharmacology and therapeutics : the official journal of the Association for Ocular Pharmacology and Therapeutics Controlled trial quality: predicted high

178. Prospective, randomized, contralateral eye comparison of tetracaine and proparacaine for pain control in laser in situ keratomileusis and photorefractive keratectomy. (PubMed)

Prospective, randomized, contralateral eye comparison of tetracaine and proparacaine for pain control in laser in situ keratomileusis and photorefractive keratectomy. Tetracaine and proparacaine are two of the most commonly used medications for providing topical anesthesia in laser in situ keratomileusis (LASIK) and photorefractive keratectomy (PRK). These agents have not been previously compared in a prospective manner to determine their efficacy in these settings.This prospective, single

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2014 Clinical ophthalmology (Auckland, N.Z.) Controlled trial quality: uncertain

179. The Effect of Silicone Hydrogel Bandage Soft Contact Lens Base Curvature on Comfort and Outcomes After Photorefractive Keratectomy. (PubMed)

The Effect of Silicone Hydrogel Bandage Soft Contact Lens Base Curvature on Comfort and Outcomes After Photorefractive Keratectomy. To evaluate the relative pain and the relative amount of contact lens loss experienced using two different base curvatures (BCs) of the Acuvue Oasys bandage soft contact lens (BSCL) after photorefractive keratectomy (PRK).One hundred forty patients undergoing PRK on either the Allegretto or the VISX laser at the Joint Warfighter Refractive Surgery Center

2014 Eye & contact lens Controlled trial quality: uncertain

180. Effect of topical diclofenac on postoperative photorefractive keratectomy pain: a randomized controlled trial. (PubMed)

Effect of topical diclofenac on postoperative photorefractive keratectomy pain: a randomized controlled trial. A major disadvantage of photorefractive keratectomy is postoperative pain and discomfort. This study aims to evaluate whether topical diclofenac 0.1% therapy adds any extra benefit to systemic diclofenac in controlling pain after photorefractive keratectomy.Prospective randomized, double-masked clinical trial applied in the Khatam-al-Anbia Eye Hospital, Mashhad University of Medical (...) Sciences, Mashhad, Iran.Sixty-eight individuals (age range, 18-35 years) having bilateral photorefractive keratectomy for myopic correction with or without astigmatism.All patients received 100 mg of extended-release oral diclofenac two times (12-h interval) before photorefractive keratectomy surgery. Postoperatively, patients were randomized into the case and control groups. Case group was administered the diclofenac 0.1% drop, one drop 2 h preoperatively and four times daily postoperatively for 3

2014 Clinical & experimental ophthalmology Controlled trial quality: uncertain

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