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Photorefractive Keratectomy

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41. Outcomes of laser in situ keratomileusis and photorefractive keratectomy in patients taking isotretinoin. (Abstract)

Outcomes of laser in situ keratomileusis and photorefractive keratectomy in patients taking isotretinoin. To determine the functional outcomes of laser in situ keratomileusis (LASIK) and photorefractive keratectomy (PRK) in patients taking isotretinoin, which is contraindicated for these procedures.Multicenter, retrospective, interventional case series.All patients taking isotretinoin who underwent LASIK or PRK from January 2003 to September 2017 were included (Group 1). Patients were compared

2018 American Journal of Ophthalmology

42. Transepithelial Photorefractive Keratectomy in Moderate to High Astigmatism With a Non-wavefront-Guided Aberration-Neutral Ablation Profile. (Abstract)

Transepithelial Photorefractive Keratectomy in Moderate to High Astigmatism With a Non-wavefront-Guided Aberration-Neutral Ablation Profile. To evaluate the outcomes of transepithelial photorefractive keratectomy (PRK) in moderate to high astigmatism with a non-wavefront-guided aberration-neutral ablation profile using SmartPulse allocation.In this retrospective study, myopic patients with a preoperative cylinder of 2.00 diopters (D) or greater were analyzed at 3 months of follow-up

2018 Journal of Refractive Surgery

43. Comparing corneal higher-order aberrations in corneal wavefront-guided transepithelial photorefractive keratectomy versus small-incision lenticule extraction. (Abstract)

Comparing corneal higher-order aberrations in corneal wavefront-guided transepithelial photorefractive keratectomy versus small-incision lenticule extraction. To evaluate the changes in corneal higher-order aberrations (HOAs) after corneal wavefront-guided transepithelial photorefractive keratectomy (PRK) and small-incision lenticule extraction (SMILE).Yonsei University College of Medicine and Eyereum Eye Clinic, South Korea.Retrospective case series.Medical records of patients having either

2018 Journal of cataract and refractive surgery

44. Evaluation of early postoperative ocular pain after photorefractive keratectomy and corneal crosslinking. (Abstract)

Evaluation of early postoperative ocular pain after photorefractive keratectomy and corneal crosslinking. To evaluate and compare early postoperative pain after photorefractive keratectomy (PRK) and corneal crosslinking (CXL).Khatam-al-Anbia Eye Hospital, Mashhad, Iran.Prospective case series.The PRK group included patients with simple refractive errors whereas the CXL group included patients with clinical keratoconus. The groups were compared regarding the level of pain based on the visual

2018 Journal of cataract and refractive surgery

45. Clinical outcomes of Transepithelial photorefractive keratectomy to treat low to moderate myopic astigmatism. (Full text)

Clinical outcomes of Transepithelial photorefractive keratectomy to treat low to moderate myopic astigmatism. To evaluate the refractive and visual outcomes of Transepithelial photorefractive keratectomy (TransPRK) in the treatment of low to moderate myopic astigmatism.This retrospective study enrolled a total of 47 eyes that had undergone Transepithelial photorefractive keratectomy. Preoperative cylinder diopters ranged from - 0.75D to - 2.25D (mean - 1.11 ± 0.40D), and the sphere was between

2018 BMC Ophthalmology PubMed abstract

46. Pain management after photorefractive keratectomy. (Abstract)

Pain management after photorefractive keratectomy. To review current concepts regarding the mechanisms of postoperative pain after photorefractive keratectomy (PRK) and review available treatment options.Many clinical studies have established the safety and efficacy of different topical and systematic therapeutic agents and techniques for the treatment of postoperative pain after PRK, especially topical nonsteroidal anti inflammatory agents and oral nonsteroidal and narcotic medications. New

2018 Current Opinion in Ophthalmology

47. Ability of a new crosslinked polymer ocular bandage gel to accelerate reepithelialization after photorefractive keratectomy. (Abstract)

Ability of a new crosslinked polymer ocular bandage gel to accelerate reepithelialization after photorefractive keratectomy. To evaluate the safety and performance of a crosslinked thiolated carboxymethyl hyaluronic acid liquid-gel (CMHA-S) ocular bandage gel in accelerating reepithelialization of corneal defects created for photorefractive keratectomy (PRK).Three community-based clinical research sites.Prospective case series.Patients scheduled for bilateral PRK had both eyes randomized

2018 Journal of cataract and refractive surgery Controlled trial quality: uncertain

48. Factors Influencing Cyclotorsion During Photorefractive Keratectomy. (Full text)

Factors Influencing Cyclotorsion During Photorefractive Keratectomy. To determine predictive factors for intra-operative cyclotorsion in photorefractive keratectomy (PRK).A retrospective statistical analysis of medical records pertaining to 3,996 eyes undergoing PRK was conducted. Outcome measures of this study were the likely existence of statistically significant relations between diverse and potentially influential factors and the occurrence of intraoperative cyclotorsion.A total of 96

2018 Journal of Refractive Surgery PubMed abstract

49. Facilitation of Corneal Re-epithelialization After Photorefractive Keratectomy

Facilitation of Corneal Re-epithelialization After Photorefractive Keratectomy Facilitation of Corneal Re-epithelialization After Photorefractive Keratectomy - 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 (...) . Facilitation of Corneal Re-epithelialization After Photorefractive Keratectomy 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. ClinicalTrials.gov Identifier: NCT03739255 Recruitment Status : Not yet recruiting First Posted : November 12, 2018 Last Update Posted

2018 Clinical Trials

50. Factors Associated With Ocular Cyclotorsion Detected by High-Speed Dual-Detection Eye Tracker During Single-Step Transepithelial Photorefractive Keratectomy. (Abstract)

Factors Associated With Ocular Cyclotorsion Detected by High-Speed Dual-Detection Eye Tracker During Single-Step Transepithelial Photorefractive Keratectomy. To determine demographic, surgical, and preoperative visual factors affecting the level of static and dynamic cyclotorsion (SC and DC) in eyes undergoing single-step transepithelial photorefractive keratectomy (TransPRK).In this cross-sectional study, 386 patients with different types of refractive errors scheduled for single-step TransPRK

2018 Journal of Refractive Surgery

51. Nepafenac Ophthalmic Suspension 0.3% for the Management of Ocular Pain After Photorefractive Keratectomy. (Full text)

Nepafenac Ophthalmic Suspension 0.3% for the Management of Ocular Pain After Photorefractive Keratectomy. To investigate the effect of nepafenac 0.3% in a once daily dosage regarding pain and healing after photorefractive keratectomy (PRK).This was a prospective, comparative, contralateral randomized study of 35 patients undergoing PRK for the correction of low to moderate myopia and myopic astigmatism. After randomization, patients received nepafenac 0.3% ophthalmic suspension once daily

2018 Journal of Refractive Surgery Controlled trial quality: uncertain PubMed abstract

52. Standard cross-linking versus photorefractive keratectomy combined with accelerated cross-linking for keratoconus management: a comparative study. (Full text)

Standard cross-linking versus photorefractive keratectomy combined with accelerated cross-linking for keratoconus management: a comparative study. To compare the safety and efficacy of standard 30 min epithelium-off cross-linking (CXL) versus photorefractive keratectomy (PRK) combined with accelerated epithelium-off cross-linking (AXL) for the treatment of progressive keratoconus (CXL-Plus).This study was a prospective multicentre comparative clinical study. A total of 125 eyes of 75 patients

2018 Acta ophthalmologica PubMed abstract

53. Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia

Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia Photorefractive Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia - 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 Keratectomy for Severe Anisometropia and Isoametropia Associated With Amblyopia 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. ClinicalTrials.gov Identifier: NCT03610997 Recruitment Status : Recruiting

2018 Clinical Trials

54. 5-year follow-up of combined non-topography guided photorefractive keratectomy and corneal collagen cross linking for keratoconus (Full text)

5-year follow-up of combined non-topography guided photorefractive keratectomy and corneal collagen cross linking for keratoconus To evaluate the visual outcomes of simultaneous non-topography guided photorefractive keratectomy (PRK) and corneal collagen cross-linking (CXL) in eyes with keratoconus 5y after the procedure.Prospective, interventional, non-randomized, and non-controlled case series design was used. Sixty eyes of 30 patients (16 males and 14 females; age: 21-41y) with mild, non

2018 International journal of ophthalmology PubMed abstract

55. The Effect of Topical Substance-P Plus Insulin-like Growth Factor-1 (IGF-1) on Epithelial Healing After Photorefractive Keratectomy in Rabbits (Full text)

The Effect of Topical Substance-P Plus Insulin-like Growth Factor-1 (IGF-1) on Epithelial Healing After Photorefractive Keratectomy in Rabbits To determine whether topical Substance-P (SP) plus insulin-like growth factor-1 (IGF-1) can improve corneal healing after photorefractive surface ablation in a rabbit.After a 9.0-mm corneal de-epithelialization using a combination of chemical (18% alcohol) and mechanical debridement, excimer photorefractive surface ablation was performed bilaterally (...) in eight rabbits (16 eyes) with an 8.0-mm ablation zone and 70-μm depth. The right eye was treated with SP (250 μg/mL) and IGF-1 (25 ng/mL) in hyaluronic acid, one drop twice a day, and the other eye treated with only hyaluronic acid. The epithelial healing process was documented photographically twice a day until healing was complete. Six rabbits were sacrificed 6 weeks after photorefractive keratectomy (PRK) and corneas examined histologically.Seven of eight rabbit eyes treated with SP/IGF-1 healed

2018 Translational vision science & technology PubMed abstract

56. Evaluation of the Effectiveness of Cross-Linking Combined With Photorefractive Keratectomy for Treatment of Keratoconus (Full text)

Evaluation of the Effectiveness of Cross-Linking Combined With Photorefractive Keratectomy for Treatment of Keratoconus To evaluate the effectiveness and safety of combined epithelium-off cross-linking (CXL) with photorefractive keratectomy (CXL Plus) for correction of the myopic and astigmatic components of keratoconus.Seventy-nine eyes of 46 patients who underwent CXL Plus were enrolled in this retrospective, multicenter, noncomparative clinical study. Uncorrected distance visual acuity

2018 Cornea PubMed abstract

57. Comparison between Wavefront-optimized and corneal Wavefront-guided Transepithelial photorefractive keratectomy in moderate to high astigmatism. (Full text)

Comparison between Wavefront-optimized and corneal Wavefront-guided Transepithelial photorefractive keratectomy in moderate to high astigmatism. To compare the clinical outcomes of wavefront-optimized (WFO) transepithelial photorefractive keratectomy (trans-PRK) and corneal wavefront-guided (CWFG) trans-PRK for myopic eyes with moderate to high astigmatism.One hundred ninety-six eyes (196 patients) with moderate to high astigmatism (≥ 1.75 D) treated with WFO or CWFG trans-PRK (101 and 95 eyes

2018 BMC Ophthalmology PubMed abstract

58. Combined wavefront-guided transepithelial photorefractive keratectomy and corneal crosslinking for visual rehabilitation in moderate keratoconus. (Abstract)

Combined wavefront-guided transepithelial photorefractive keratectomy and corneal crosslinking for visual rehabilitation in moderate keratoconus. To present 24-month results from the transepithelial photorefractive keratectomy (PRK)-corneal crosslinking (CXL) trial using simultaneous accelerated CXL and a new tissue-saving ocular wavefront-guided transepithelial PRK algorithm aiming to reverse visual loss in early-stage keratoconus without compromise to stabilization of disease

2018 Journal of cataract and refractive surgery

59. Comparison of Single-Step Transepithelial Photorefractive Keratectomy With or Without Mitomycin C in Mild to Moderate Myopia. (Abstract)

Comparison of Single-Step Transepithelial Photorefractive Keratectomy With or Without Mitomycin C in Mild to Moderate Myopia. To compare efficacy and safety of single-step transepithelial photorefractive keratectomy (PRK) with or without mitomycin C (MMC) in patients with mild to moderate myopia.Patients with mild to moderate myopia (≤ -5.50 diopters [D]) underwent single-step transepithelial PRK using the Amaris laser (SCHWIND eye-tech-solutions GmbH, Kleinostheim, Germany). Total ablation

2018 Journal of Refractive Surgery

60. Topography-guided transepithelial photorefractive keratectomy to correct irregular refractive errors after radial keratotomy. (Abstract)

Topography-guided transepithelial photorefractive keratectomy to correct irregular refractive errors after radial keratotomy. To evaluate the efficacy and safety of topography-guided transepithelial photorefractive keratectomy (PRK) in a group of patients with post-radial keratotomy (RK) showing irregular corneas.Feiz University Hospital, Isfahan, Iran.Prospective case series.Consecutive patients who had irregular astigmatism after RK with stable refraction and topography for at least 1 year

2018 Journal of cataract and refractive surgery

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