نتایج جستجو برای: deep vitrectomy

تعداد نتایج: 214132  

2017
Hirotsugu Takashina Akira Watanabe Hiroshi Tsuneoka

Background and Objective To evaluate full-thickness macular hole (MH) formation in the postoperative period after initial vitrectomy for rhegmatogenous retinal detachment (rRD). Materials and Methods We retrospectively reviewed the medical records of 4 consecutive eyes that required additional vitrectomy for full-thickness MH between April 2013 and March 2016 after undergoing an initial vitre...

Journal: :Güncel retina 2022

Vitreous hemorrhage is the most frequent finding in ocular trauma. In cases with obscured fundus visualization associated pathologies (retinal tear, choroidal detachment, intraocular foreign body, retinal etc.) should be evaluated by ultrasonography and vitreous motility monitored even if retina attached. A decrease points to development of proliferative vitreoretinopathy requires early vitrect...

Journal: :Japanese journal of ophthalmology 1997
Y Shimomura H Hosotani A Kiritoshi H Watanabe Y Tano

We evaluated the effectiveness of performing a core vitrectomy to prevent intraoperative posterior chamber pressure evaluation in eyes at high risk for development of this complication, prior to penetrating keratoplasty, extracapsular cataract extraction and posterior chamber lens (IOL) implantation. Results in 10 cases with core vitrectomy were compared with 10 cases without (controls); in all...

2016
David RP Almeida Eric K Chin Shaival S Shah Benjamin Bakall Karen M Gehrs H Culver Boldt Stephen R Russell James C Folk Vinit B Mahajan

BACKGROUND The role of pars plana vitrectomy (PPV) for endophthalmitis has evolved over recent decades but the literature is lacking on comparisons between small-gauge and 20-gauge vitrectomy. OBJECTIVE To evaluate evolving etiological and microbiological trends in patients undergoing vitrectomy for endophthalmitis and to compare culture-positive rates and visual outcomes between small-gauge ...

2010
Gary KY LEE Timothy YY LAI

Pars plana vitrectomy is one of the most common surgical procedures performed for the treatment of various vitreo-retinal diseases such as retinal detachment, vitreous haemorrhage, proliferative diabetic retinopathy, epiretinal membrane and macular hole. Traditionally, most vitrectomy surgical systems utilise the 20-gauge instruments pars plana vitrectomy includes multiple incisions including p...

Journal: :Archives of ophthalmology 2001
B H Doft S R Wisniewski S F Kelsey S G Fitzgerald

OBJECTIVES To determine whether there was a different response to vitrectomy and tap/biopsy with or without systemic antibiotic treatment in the Endophthalmitis Vitrectomy Study and whether the signs and symptoms of endophthalmitis differ between diabetic and nondiabetic patients. DESIGN A multicenter clinical trial in which patients with acute post-cataract extraction endophthalmitis were ra...

2018
Parag K Shah Vishma Prabhu Venkatapathy Narendran

AIM To report our initial experience with lens-sparing vitrectomy for stage 4 retinopathy of prematurity using the 27-gauge (G) system. METHODS This retrospective case series involved nine eyes of five babies with active stage 4 ROP, who underwent 27-G lens-sparing vitrectomy. Surgery was done using 27-G valved cannulas and sclerotomies were made 1.5 mm from the limbus. Bilateral sequential v...

Journal: : 2022

The article presents a literature review regarding the use of silicone oil tamponade (ST) in rhegmatogenous retinal detachment (RRD) treatment. Vitrectomy, which produces stable anatomical result most patients, is currently recognized as one main methods treating RRD. In complicated detachments, vitrectomy followed by ST vitreous cavity (VC). Despite many benefits ST, it carries risk number com...

2017
Peter Walter Martin Hellmich Sabine Baumgarten Petra Schiller Endrik Limburg Hansjürgen Agostini Amelie Pielen Horst Helbig Albrecht Lommatzsch Gernot Rössler Babac Mazinani

BACKGROUND It is unclear whether or not an additional encircling band improves outcome in vitrectomy for pseudophakic retinal detachment (PRD). Also unclear is whether small gauge transconjunctival trocar-guided vitrectomy is as successful as conventional 20 gauge (G) vitrectomy. METHODS 257 adult patients with uncomplicated PRD were enrolled in 14 vitreoretinal centres across Germany. Contin...

فروتن, علیرضا, میرصمدی, میرمنصور , وادی‌پور, علی ,

To investigale the topographic changes in the cornea after scleral buckling and vitrectommy. A prospective study was conducted. Thses changes were analyzed based on the type of surgical procedures performed. Design of this study was observational prospective case series. 49 eyes from 48 patients were stratified into four groups based on the type of surgical procedures performed. 10 un...

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