Combined Scleral Flap with Donor Scleral Patch Graft for Anterior Tube Placement in Glaucoma Drainage Device Surgery

Purpose. To report a new technique for anterior placement of tubes for glaucoma drainage devices to reduce the risk of tube erosions. Methods. Retrospective review of select cases of Ahmed Valve surgery combined with the novel method of a limbal-based scleral flap covered by a scleral patch graft to...

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Main Authors: Jea H. Yu, Chuck Nguyen, Esmeralda Gallemore, Ron P. Gallemore
Format: Article
Language:English
Published: Wiley 2016-01-01
Series:Case Reports in Ophthalmological Medicine
Online Access:http://dx.doi.org/10.1155/2016/2124581
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author Jea H. Yu
Chuck Nguyen
Esmeralda Gallemore
Ron P. Gallemore
author_facet Jea H. Yu
Chuck Nguyen
Esmeralda Gallemore
Ron P. Gallemore
author_sort Jea H. Yu
collection DOAJ
description Purpose. To report a new technique for anterior placement of tubes for glaucoma drainage devices to reduce the risk of tube erosions. Methods. Retrospective review of select cases of Ahmed Valve surgery combined with the novel method of a limbal-based scleral flap covered by a scleral patch graft to cover the tube at the entrance through the limbus. Intraoperative and postoperative illustrations are shown to highlight the method of tube placement. Results. In this retrospective case series, 3 patients are presented illustrating the technique. Two had neovascular glaucoma and one had primary open-angle glaucoma (POAG). On average, intraocular pressure was reduced from 39±14 mmHg to 15±2 mmHg and the number of glaucoma medications was reduced from 4±1 to 0. Preoperative and most recent visual acuities were hand-motion (HM) and HM, 20/60 and 20/50, and 20/70 and 20/30, respectively. Conclusion. The combination of a limbal-based scleral flap with scleral patch graft to cover the tube with glaucoma drainage devices may be an effective means to reduce erosion and protect against endophthalmitis.
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spelling doaj-art-392d990b1e794a15a378420876b659b52025-02-03T01:10:05ZengWileyCase Reports in Ophthalmological Medicine2090-67222090-67302016-01-01201610.1155/2016/21245812124581Combined Scleral Flap with Donor Scleral Patch Graft for Anterior Tube Placement in Glaucoma Drainage Device SurgeryJea H. Yu0Chuck Nguyen1Esmeralda Gallemore2Ron P. Gallemore3Clinical Research, Retina Macula Institute, Torrance, CA, USAClinical Research, Retina Macula Institute, Torrance, CA, USAClinical Research, Retina Macula Institute, Torrance, CA, USAClinical Research, Retina Macula Institute, Torrance, CA, USAPurpose. To report a new technique for anterior placement of tubes for glaucoma drainage devices to reduce the risk of tube erosions. Methods. Retrospective review of select cases of Ahmed Valve surgery combined with the novel method of a limbal-based scleral flap covered by a scleral patch graft to cover the tube at the entrance through the limbus. Intraoperative and postoperative illustrations are shown to highlight the method of tube placement. Results. In this retrospective case series, 3 patients are presented illustrating the technique. Two had neovascular glaucoma and one had primary open-angle glaucoma (POAG). On average, intraocular pressure was reduced from 39±14 mmHg to 15±2 mmHg and the number of glaucoma medications was reduced from 4±1 to 0. Preoperative and most recent visual acuities were hand-motion (HM) and HM, 20/60 and 20/50, and 20/70 and 20/30, respectively. Conclusion. The combination of a limbal-based scleral flap with scleral patch graft to cover the tube with glaucoma drainage devices may be an effective means to reduce erosion and protect against endophthalmitis.http://dx.doi.org/10.1155/2016/2124581
spellingShingle Jea H. Yu
Chuck Nguyen
Esmeralda Gallemore
Ron P. Gallemore
Combined Scleral Flap with Donor Scleral Patch Graft for Anterior Tube Placement in Glaucoma Drainage Device Surgery
Case Reports in Ophthalmological Medicine
title Combined Scleral Flap with Donor Scleral Patch Graft for Anterior Tube Placement in Glaucoma Drainage Device Surgery
title_full Combined Scleral Flap with Donor Scleral Patch Graft for Anterior Tube Placement in Glaucoma Drainage Device Surgery
title_fullStr Combined Scleral Flap with Donor Scleral Patch Graft for Anterior Tube Placement in Glaucoma Drainage Device Surgery
title_full_unstemmed Combined Scleral Flap with Donor Scleral Patch Graft for Anterior Tube Placement in Glaucoma Drainage Device Surgery
title_short Combined Scleral Flap with Donor Scleral Patch Graft for Anterior Tube Placement in Glaucoma Drainage Device Surgery
title_sort combined scleral flap with donor scleral patch graft for anterior tube placement in glaucoma drainage device surgery
url http://dx.doi.org/10.1155/2016/2124581
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