Results 61 to 70 of about 104,219 (220)

Comparison of Descemet Stripping Automated Endothelial Keratoplasty and Penetrating Keratoplasty in a Patient with Fuchs Endothelial Dystrophy

open access: yes, 2013
To report a patient with Fuchs endothelial dystrophy (FED) who underwent Descemet stripping automated endothelial keratoplasty (DSAEK) on one eye and penetrating keratoplasty (PK) on the fellow eye.
Alime Güneş   +2 more
core   +1 more source

Characteristics of patients with repeat penetrating keratoplasty (PK) and their donors.

open access: yes, 2022
Characteristics of patients with repeat penetrating keratoplasty (PK) and their donors.
Passara Jongkhajornpong (6490631)   +5 more
core   +1 more source

Penetrating Keratoplasty in Children

open access: yes, 2006
Purpose: To evaluate the outcomes of penetrating keratoplasty in the pediatric age group. Method: Records of 17 eyes of 12 patients who had undergone penetrating keratoplasty at 14 years of age or younger betweeen February 1994 and January 2004, were ...
Ozbek, Zeynep   +3 more
core   +1 more source

A C‐Nucleoside Analogue of Cordycepin With High Metabolic Stability and Potent Anti‐Psoriatic Activity via Microneedle Delivery

open access: yesAdvanced Science, Volume 13, Issue 60, 28 October 2026.
This work identified CPD3a as a potent, stable C‐nucleoside cordycepin derivative. When formulated into microneedle array for topical treatment, it ameliorated psoriasis by rebalancing immunity and enhancing antioxidant defenses. ABSTRACT Psoriasis is a chronic inflammatory disorder characterized by immune dysregulation and epidermal hyperplasia ...
Wenfang Pan   +7 more
wiley   +1 more source

Photorefractive keratectomy for post-penetrating keratoplasty myopia and astigmatism

open access: yes, 2000
Purpose: To determine the safely, effectiveness, and predictability of photorefractive keratectomy (PRK) for the correction of myopia and astigmatism after penetrating ...
Akata, F   +7 more
core   +1 more source

Indications and outcome of repeat penetrating keratoplasty in India

open access: yesBMC Ophthalmology, 2005
Background Repeat penetrating keratoplasty is quite often required as there is high chance of failure of the primary graft particularly in the developing world.
Titiyal Jeewan S   +5 more
doaj   +1 more source

Study of a Frugal Design Picosecond Laser System for Laser‐Assisted Corneal Surgery

open access: yesJournal of Biophotonics, Volume 19, Issue 10, October 2026.
Stromal surface after extraction of the lamella cut with the studied frugal picosecond laser source. ABSTRACT Femtosecond lasers have long been the gold standard for corneal laser‐assisted surgery, but their high cost limits widespread use. This study challenges their supremacy by investigating a cost‐effective alternative: a frugal all‐fiber ...
Maxime Quirke   +9 more
wiley   +1 more source

Understanding higher‐order aberrations in keratoconus

open access: yesOptometry and Vision Science, Volume 103, Issue 10, October 2026.
ABSTRACT Keratoconus is characterized by progressive thinning and increasing irregularity of the cornea, leading to substantial degradation in optical quality through the induction of both lower‐ and higher‐order aberrations (HOAs). In addition to inducing myopic and astigmatic refractive error, asymmetric corneal steepening generates complex optical ...
Gavin Swartz   +3 more
wiley   +1 more source

Penetrating keratoplasty versus deep anterior lamellar keratoplasty for treating keratoconus [PDF]

open access: yes, 2012
This is the protocol for a review and there is no abstract. The objectives are as follows: To compare visual outcomes after penetrating keratoplasty and DALK for keratoconus and identify the factors contributing to poor outcomes.National Health and ...
Williams, Keryn Anne   +5 more
core   +1 more source

Aniridia‐associated keratopathy: Clinical and molecular mechanisms of disease progression and emerging therapeutic targets

open access: yesActa Ophthalmologica, Volume 104, Issue 6, Page 604-615, September 2026.
Abstract Congenital aniridia is a rare genetic disorder primarily caused by pathogenic variants of the PAX6 gene. It leads to various panocular anomalies, including aniridia‐associated keratopathy (AAK). This review highlights recent insights into its pathogenesis, focusing on clinical staging, microstructural changes in the cornea and molecular ...
N. Szentmáry   +27 more
wiley   +1 more source

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