• Aims To compare the long-term outcomes of deep anterior lamellar keratoplasty (DALK) with penetrating keratoplasty (PK) in keratoconus. (bmj.com)
  • Deep anterior lamellar keratoplasty (DALK) and penetrating keratoplasty (PK) provide high mid-term graft survival and visual recovery in keratoconus eyes. (bmj.com)
  • Compared with penetrating keratoplasty (PK), deep anterior lamellar keratoplasty (DALK) presents several advantages that make it currently considered by many corneal surgeons as the first-choice surgical procedure in patients with keratoconus. (bmj.com)
  • On the basis of transplant type, the artificial cornea and corneal implants market is segmented into penetrating keratoplasty, endothelial keratoplasty, and other transplants (including anterior lamellar keratoplasty (ALK) and keratoprosthesis). (marketsandmarkets.com)
  • Purpose: To evaluate the effectiveness of repeat deep anterior lamellar keratoplasty (DALK) in patients of previous failed DALK. (bvsalud.org)
  • in a corneal transplant technique known as deep anterior lamellar keratoplasty (DALK) the donated corneal tissue replaces the corneal stroma and epithelium only. (merckmanuals.com)
  • The second chapter includes different treatment modalities for the management of ectatic corneal disorders including non-interventional (spectacle correction and contact lenses), interventional conductive keratoplasty (CK), penetrating keratoplasty and deep anterior lamellar keratoplasty (DALK), intracorneal rings (ICRs), corneal collagen cross- linking with indications and contraindications, phakic intraocular lenses (PIOLs) and combined treatment modalities with high-quality illustrations, tables and flow charts. (uk.com)
  • Keratoplasty surgery is a procedure in which the damaged cornea is replaced entirely (penetrating keratoplasty) or partially (lamellar keratoplasty) with a donated corneal graft [1,2]. (fortunejournals.com)
  • Groove and Peel" Deep Anterior Lamellar Keratoplasty: How Deep Can You Go? (johnshopkins.edu)
  • To clinically characterize some cases of lamellar keratoplasty performed in a referral center of Rio Grande do Norte state. (imed.pub)
  • it is cocluded that the main indicator condition for lamellar keratoplasty was keratoconus. (imed.pub)
  • Furthermore, the surgical technique predominantly used for lamellar transplantation was the deep lamellar keratoplasty due to its advantages over penetrating keratoplasty. (imed.pub)
  • Feizi S. Deep anterior lamellar keratoplasty: indications, surgical techniques and complications. (imed.pub)
  • Bhatt PR, Lim LT, Ramaesh K. Therapeutic deep lamellar keratoplasty for corneal perforations. (imed.pub)
  • Forty-three (69.35%) underwent penetrating keratoplasty and 19 (30.65%) deep anterior lamellar keratoplasty (using the big-bubble technique). (touchophthalmology.com)
  • More advanced uses of the femtosecond laser are moving beyond full-thickness keratoplasty and into posterior lamellar incisions for Descemet's stripping automated endothelial keratoplasty (DSAEK), Descemet's membrane endothelial keratoplasty (DMEK), anterior lamellar keratoplasty (ALK) without sutures, deep anterior lamellar keratoplasty (DALK) and astigmatic keratotomies. (reviewofophthalmology.com)
  • Deep Anterior Lamellar Keratoplasty is performed when scaring or corneal disease involves the front half of the cornea. (winvision.in)
  • it was found that of 18 patients who underwent keratoplasty, 55.56% were male, being all patients with deep anterior lamellar. (imed.pub)
  • On the basis of disease indication, the artificial cornea and corneal implants market is segmented into fungal keratitis, Fuchs dystrophy, keratoconus, and other diseases. (marketsandmarkets.com)
  • The indication of primary DALK was keratoconus with vernal keratoconjunctivitis (VKC) (n = 3), corneal amyloidosis (n = 2), Salzman nodular keratopathy (n = 1), and healed keratitis (n = 1). (bvsalud.org)
  • The main indications were keratoconus, followed by bullous keratopathy and keratitis. (bvsalud.org)
  • Keratoconus was the main indication for keratoplasty (9 eyes, 40.9%), followed by corneal opacities (5 eyes), and Fuchs endothelial dystrophy (4 eyes). (fortunejournals.com)
  • The main indication for keratoplasty is keratoconus, followed by Fuchs endothelial dystrophy, pseudophakic bullous keratopathy, fungal keratitis, corneal scarring and others [2,3]. (fortunejournals.com)
  • The final case introduced a patient with postoperative astigmatism (6.00 D) following penetrating keratoplasty for keratoconus. (crstodayeurope.com)
  • The indications for surgery were as follows: keratoconus in 18 cases, pseudophakic or aphakic keratopathy in 18 cases, Fuchs dystrophy in 10 cases, viral corneal scar in seven cases, re-graft in five cases and corneal oedema following closed angle glaucoma in four cases. (touchophthalmology.com)
  • The indications for FLAK and conventional PKP are almost identical: previously failed PKP, corneal scarring or opacification, keratoconus or other types of ectasia and various corneal dystrophies. (reviewofophthalmology.com)
  • A common indication for keratoplasty is keratoconus. (regionaleye.com)
  • The indications for cross-linking today are corneal ectasia disorders such as keratoconus and pellucid marginal degeneration, iatrogenic keratectasia after refractive lamellar surgery, and corneal melting that is not responding to conventional therapy. (kpjhealth.com.my)
  • This procedure has the potential to become the standard treatment for keratoconus thus preventing the need for penetrating keratoplasty! (kpjhealth.com.my)
  • Some other common procedures for corneal transplant include Descemet membrane endothelial keratoplasty and Descemet stripping automated endothelial keratoplasty. (medscape.com)
  • Predictors of Receiving Keratoplasty for Fuchs' Endothelial Corneal Dystrophy among Medicare Beneficiaries. (medscape.com)
  • The report ' Artificial Cornea and Corneal Implant Market by Type (Human Cornea, Artificial Cornea), Transplant Type (Penetrating Keratoplasty, Endothelial Keratoplasty), Disease Indication, End Users (Hospitals, Specialty Clinics & ASCs) - Global Forecast to 2026' The global artificial cornea and corneal implant market is projected to reach USD 599 million by 2026 from USD 418 million in 2021, at a CAGR of 7.4% from 2021 to 2026. (marketsandmarkets.com)
  • Descemet stripping automated endothelial keratoplasty (DSAEK, 46%, n = 5918) was the most commonly performed technique, followed by penetrating keratoplasty (30%, n = 3886) and Descemet membrane endothelial keratoplasty (9%, n = 1838). (lu.se)
  • Fuchs endothelial dystrophy is the most common indication, vision improvement the leading reason, and DSAEK the predominant technique for corneal transplantation. (lu.se)
  • Diseases surgical technique developed since the start of the involving the corneal endothelium can be controlled twentieth century for the realization of corneal with endothelial or penetrating keratoplasties, and transplantation (CT). (bvsalud.org)
  • In corneal endothelium transplantation, there are 2 techniques: Descemet stripping endothelial keratoplasty (DSEK) and the newest technique, Descemet membrane endothelial keratoplasty (DMEK). (merckmanuals.com)
  • The commenst indication being advanced Keratoconous The goal of DALK is to retain the endothelial layer of the host if it is worth preserving. (winvision.in)
  • Knowledge of the clinical profile of patients who underwent penetrating keratoplasty enabled identification of the main ocular diagnoses that result in this type of transplant as a therapeutic indication. (bvsalud.org)
  • Re DALK offers the advantage of an easier dissection and lower chances of graft rejection compared to penetrating keratoplasty. (bvsalud.org)
  • Topography-guided ablations demonstrate good outcomes for the correction of astigmatism after penetrating keratoplasty, laser-assisted in-situ keratomileusis (LASIK) flap or interface complications, post-radial keratotomy eyes, and other highly aberrated corneas, many of which are poor candidates for wavefront-guided therapy. (nebraska.edu)
  • Emerging data suggests that FLAK provides better outcomes in terms of astigmatism, visual acuity and early visual recovery than conventional penetrating keratoplasty. (reviewofophthalmology.com)
  • [ 3 ] Thus, the management of penetrating keratoplasty and glaucoma (PKPG) remains controversial mainly because of the high risk for graft failure associated with the treatment. (medscape.com)
  • Glaucoma following penetrating keratoplasty (PKP) is one of the most common causes for irreversible visual loss and the second leading cause for graft failure after rejection. (medscape.com)
  • The management of penetrating keratoplasty and glaucoma (PKPG) remains controversial mainly because of the high risk of graft failure associated with the treatment. (medscape.com)
  • Preexisting clinical conditions for penetrating keratoplasty were found, such as changes in vascularization, glaucoma, previous surgery, aphakic and pseudophakic eyes and keratoplasties combined with other types of surgeries. (bvsalud.org)
  • Effect of Glaucoma on Corneal Graft Survival acoording to indication for Penetranting Keratoplasty. (imed.pub)
  • A corneal transplant, also known as a corneal graft, or as penetrating keratoplasty, involves the removal of the central portion (called a button) of the diseased cornea and replacing it with a matched donor button of the cornea . (regionaleye.com)
  • A keratoplasty is also known as a corneal transplant. (vision-institute.com)
  • This webinar will discuss the indications, techniques and outcomes of therapeutic keratoplasty in infectious keratitis. (uic.edu)
  • Nguyen MTB, Thakrar V, Chan CC. EyePrintPRO therapeutic scleral contact lens: indications and outcomes. (canadianeyecaretoday.com)
  • RECENT FINDINGS: Studies continue to document similar outcomes between topography-guided and wavefront-guided customized corneal ablations while exploring the indications for each modality. (nebraska.edu)
  • To analyse the efficacy and patient satisfaction of fitting a mini-scleral lens (SL) after keratoplasty surgery in patients unsatisfied with their visual outcomes. (fortunejournals.com)
  • Despite good graft clarity that can be achieved after keratoplasty, some patients can still present unsatisfactory visual outcomes. (fortunejournals.com)
  • Clinical outcomes of penetrating keratoplastyafterautologouscultivatedlimbalepithelialtransplantation for ocular surface burns. (springer.com)
  • The Boston type I keratoprosthesis: improving outcomes and expanding indications. (springer.com)
  • NOTE: Keratoprosthesis requires a more detailed postoperative follow up regimen than standard keratoplasty. (masseyeandear.org)
  • Filatov Memorial Lecture is presented by one of Ukrainian or International ophthalmologists who has contributed to the development of corneal transplantation, keratoplasty, keratoprosthesis, reconstructive surgery, and tissue therapy, which were primarily developed by academician Vladimir Filatov. (org.ua)
  • In certain cases, therapeutic keratoplasty is needed to control the disease or treat a perforation. (uic.edu)
  • The VICTUS Femtosecond Laser is a versatile platform with cataract, LASIK flap, and therapeutic indications . (bauschsurgical.eu)
  • Therapeutic indications were also discussed. (crstodayeurope.com)
  • The goal of using a KPro is to attempt to restore vision in patients who would otherwise have a very poor prognosis with penetrating keratoplasty. (hindawi.com)
  • Limbal stem cell deficiency (LSCD) can result in blindness in one or both eyes and has a poor prognosis for penetrating keratoplasty. (surajeyeinstitute.org)
  • Late numerical grading of alkali burns to determine keratoplasty prognosis. (springer.com)
  • To obtain miosis of the iris in seconds after delivery of the lens in cataract surgery, in penetrating keratoplasty, iridectomy and other anterior segment surgery where rapid miosis may be required. (druglib.com)
  • Additionally, individuals with a history of multiple previous graft failures, Stevens-Johnson syndrome, chemical burns, severe dry eyes, congenital aniridia, or limbal stem cell deficiency are indications for KPro. (marketsandmarkets.com)
  • Currently, bullous keratopathy is the most common indication for penetrating keratoplasty and regraft. (unifesp.br)
  • Penetrating keratoplasty (PK) was the first or subsequent procedure will be indicated. (bvsalud.org)
  • A cornea transplant (keratoplasty) is a surgical procedure to substitute part of the cornea with corneal tissue from a donor. (marketresearch.com)
  • Acid burns are generally less extensive than alkali burns because acids do not penetrate the eye as deeply. (visionfirsteyecenter.com)
  • PURPOSE: To evaluate the safety and the effectiveness of our novel penetrating keratoplasty for infectious keratitis. (bvsalud.org)
  • METHODS: Retrospective, noncomparative, interventional case series of patients with infectious keratitis who received the novel penetrating keratoplasty technique were analyzed. (bvsalud.org)
  • Alkali agents penetrate the eye more deeply and rapidly than acids, resulting in significant ocular damage. (visionfirsteyecenter.com)
  • 1 ] On the contrary, block excision in toto with tectonic penetrating keratoplasty is considered the therapy of choice by some microsurgeon in such cases [ 1 ], providing that the excision (and thus the involvement of the cystic extension) does not exceed 150°-or five clock hours-of the circumference of the ciliary body region, in order to prevent postsurgical ocular hypotony. (biomedcentral.com)
  • This is a cross-sectional, retrospective study, which is the review of the medical records of 18 patients who underwent keratoplasty of lamellar type in a referral service in Natal/RN. (imed.pub)
  • Indications of keratoplasty: a retrospective study in a University Hospital. (imed.pub)
  • Oral carbonic anhydrase inhibitors are equally effective in KPro eyes as in other postoperative indications. (masseyeandear.org)
  • The indications for repeat surgery, time elapsed since the first surgery, and pre- & postoperative best-corrected visual acuity (BCVA) were noted for all the patients. (bvsalud.org)
  • From this, it is possible to point out the main pre-existing medical conditions of penetrating keratoplasty that may represent potential risk factors for complications in the postoperative period and even lead to graft failure. (bvsalud.org)
  • Postoperative complications after primary adult optical penetrating keratoplasty: prevalence and impact on graft survival. (imed.pub)
  • Penetrating keratoplasty segment accounted for the largest share of artificial cornea and corneal implant market in 2020. (marketsandmarkets.com)
  • In 2020, the penetrating keratoplasty segment accounted for the largest share of the global artificial cornea and corneal implants market. (marketsandmarkets.com)
  • With the development of new surgical techniques, instrumentation and pharmacological advances, corneal transplant procedures can undergo changes directly in the clinical profile of patients with the indication for penetrating keratoplasty technique. (bvsalud.org)
  • Indication ratings reduced genetic fate mapping within Of sixteen people (clinical success 94%), from the indicate credit score of three.Some (average 4) to 1.4 (average One) (R less space-consuming than 2.01). (vegfr-signal.com)
  • As new technologies enter the market, clinicians should be aware of new indications and ongoing clinical trials. (medscape.com)
  • Previous studies have described different types of rigid gas-permeable lenses (corneal, semi-scleral, and mini or large scleral lenses) fitted on eyes after keratoplasty [6-23]. (fortunejournals.com)
  • Other factors that are peculiar to patients who have undergone keratoplasty exist. (medscape.com)
  • Ten patients had previously undergone failed penetrating keratoplasty. (springer.com)
  • Nevertheless, long-term studies have shown a high rate of sight-threatening complications with a device retention rate of only 67% at 7 years, highly dependent on the KPro indication [ 4 ]. (hindawi.com)
  • Olson and Kaufman, using a mathematical model, proposed that the elevated IOP following keratoplasty in an aphakic patient might be the result of angle distortion secondary to a roll of excess compressed tissue in the angle. (medscape.com)
  • The aim of this study 8 was to assess the incidence of MO following keratoplasty and to identify factors that are associated with oedema using optical coherence tomography (OCT). The device utilised was an OCT 3 (Stratus, Carl Zeiss Meditec, Dublin, California), the only device capable of providing a detailed analysis of retinal tissue, and an objective, reproducible and reliable measurement of retinal thickness. (touchophthalmology.com)
  • What makes the femtosecond laser appealing in keratoplasty is its ability to incise corneal tissue with greater precision and accuracy than hand trephination and to achieve interlocking edges in the graft-host interface that are not possible by hand. (reviewofophthalmology.com)
  • Macular oedema (MO) is an established complication of intraocular surgery and is one of the leading causes of poor post-operative visual acuity after keratoplasty. (touchophthalmology.com)
  • Contact lenses after keratoplasty. (imed.pub)
  • If transplantation involves the full thickness of the cornea (as in penetrating keratoplasty, or PKP), achievement of full visual potential may take up to 18 months because of changing refraction with wound healing and after suture removal. (merckmanuals.com)
  • Femtosecond laser-assisted keratoplasty yields visual comparable to PKP but with better healing and graft strength. (reviewofophthalmology.com)
  • Results with femtosecond laser-assisted keratoplasty-or FLAK-have shown this technique to provide increased resistance to wound leakage and excellent safety. (reviewofophthalmology.com)
  • I've been involved with two teams investigating the femtosecond laser in keratoplasty: presently at the Casey Eye Institute of the Oregon Health & Science University in Portland, and previously at the Gavin Herbert Eye Institute at the University of California, Irvine. (reviewofophthalmology.com)
  • In rabbits, femtosecond laser-induced microincisions have shown no indication of cataract formation. (crstodayeurope.com)
  • This is an epidemiological, cross-sectional, descriptive study performed using data from medical records of 241 patients who underwent keratoplasty between January/2010 and December/2014. (bvsalud.org)
  • In cases that can be controlled medically, residual corneal scarring may require keratoplasty for optical reasons. (uic.edu)
  • However, to prevent amblyopia and provide visual rehabilitation a penetrating keratoplasty (PKP) of the right eye was recommended. (eyerounds.org)