Results 71 to 80 of about 23,342 (229)

Single‐Cell RNA Sequencing of Retina Reveals Nna1 Upregulation in Myopic Diabetic Retinopathy as a Protective Factor Against Diabetic Damage

open access: yesAdvanced Science, Volume 13, Issue 5, 27 January 2026.
This study investigates a schematic overview of the mechanistic pathways. The relationship between myopia and DR has long been of clinical interest. In diabetic mice, Nna1 expression is downregulated, whereas in diabetic mice with FDM, Nna1 expression is upregulated–particularly in Müller cells–accompanied by decreased vascular endothelial growth ...
Lihui Xie   +5 more
wiley   +1 more source

Rhegmatogenous retinal detachment masquerading as exudative panuveitis with intense anterior chamber inflammatory reaction. [PDF]

open access: yes, 2020
Purpose:This is a retrospective case report illustrating the diagnostic and therapeutic challenges associated with a chronic rhegmatogenous retinal detachment masquerading as a severe panuveitis with intense anterior chamber inflammation.
Bhisitkul, Robert B   +3 more
core  

Pars plana lensectomy combined with pars plana vitrectomy for dislocated cataract

open access: yesJournal of Cataract and Refractive Surgery, 2010
To assess the prognosis and complications after pars plana vitrectomy (PPV) combined with lensectomy as a primary procedure for visual correction of complicated cataract.Bascom Palmer Eye Institute, University of Miami, Miami, Florida, USA.This retrospective study reviewed the preoperative, intraoperative, and postoperative clinical features in eyes ...
unknown ( host institution )   +1 more
openaire   +3 more sources

Internal Limiting Membrane Flap Versus Conventional Peeling for Idiopathic Full Thickness Macular Holes: A Registry Analysis of 2990 Eyes

open access: yesClinical &Experimental Ophthalmology, Volume 54, Issue 1, Page 86-98, January/February 2026.
ABSTRACT Background To compare the anatomical and functional outcomes of internal limiting membrane (ILM) flap and conventional ILM peeling in idiopathic full‐thickness macular holes (FTMHs). Methods Retrospective cohort study of all eyes treated with vitrectomy and ILM peeling (ILM‐P) with or without ILM flap (ILM‐F) for primary idiopathic FTMH repair
Zi Jin   +13 more
wiley   +1 more source

A case of 25 gauge vitrectomy for malignant glaucoma with microphthalmos

open access: yesClinical Ophthalmology, 2013
Masami Nakajima, Yusuke Hara, Yoshio Yamazaki Department of Ophthalmology, Division of Visual Science, Nihon University School of Medicine, Tokyo, Japan Abstract: We report the first case report of pars plana lensectomy (PPL) and pars plana vitrectomy ...
Nakajima M, Hara Y, Yamazaki Y
doaj  

Inflammatory and angiogenic protein detection in the human vitreous : cytometric bead assay [PDF]

open access: yes, 2011
Introduction. To evaluate clinical feasibility and reproducibility of cytometric bead assay (CBA) in nondiluted vitreous samples of patients with age-related macular degeneration (ARMD), diabetic macular edema (DME), and central retinal vein occlusion ...
Koch, Frank H.   +2 more
core  

Anatomical success rate of pars plana vitrectomy for treatment of complex rhegmatogenous retinal detachment [PDF]

open access: yes, 2016
BACKGROUND: Pars plana vitrectomy (PPV) is preferred surgical procedure for the management of complex rhegmatogenous retinal detachment (RRD). The purpose of this study was to evaluate the anatomical results of primary PPV for the treatment of primary ...
Hawlina Marko   +4 more
core   +1 more source

Internal closure of a posterior perforation using amniotic membrane: A novel surgical technique

open access: yes
Acta Ophthalmologica, Volume 104, Issue 2, Page 236-238, March 2026.
J. S. Suwandi   +7 more
wiley   +1 more source

Early and Pronounced PVR Reaction After Revitrectomy With Allogeneic Platelet Concentrate in Persistent Macular Hole

open access: yesCase Reports in Ophthalmological Medicine, Volume 2026, Issue 1, 2026.
We report two cases of pronounced development of proliferative vitreoretinopathy (PVR) within a few days after 23G revitrectomy with allogeneic platelet concentrate (PC) in persistent macular hole in 2023–2024. None of the cases had relevant risk factors for PVR development such as intraoperative retinal tears.
Patrick C. Fisel   +4 more
wiley   +1 more source

Vitrectomy: A Pars Plana Approach [PDF]

open access: yesBritish Journal of Ophthalmology, 1976
It is now five years since Robert Machemer, MD, revolutionized surgery of the posterior segment of the eye. His vitreous infusion suction cutter (VISC) that is inserted through a small incision in the pars plana and manipulated under the direct visual control afforded by an operating microscope has led to capabilities in vitreoretinal surgery that are ...
openaire   +2 more sources

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