Autologous Scleral Pocket Technique for Ahmed Glaucoma Valve Implantation with Pars Plana Tube Insertion for Neovascular Glaucoma

Specific postoperative complications, such as tube exposure and conjunctival erosion, have occurred despite the favorable surgical outcomes of tube shunt surgeries for refractory glaucoma. The new autologous scleral pocket technique is performed by inserting the tube into the vitreous cavity without...

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Main Authors: Hitomi Maki, Sotaro Mori, Hisanori Imai, Hiroko Yamada, Keiko Otsuka, Akiko Miki, Sentaro Kusuhara, Makoto Nakamura
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Journal of Clinical Medicine
Subjects:
Online Access:https://www.mdpi.com/2077-0383/10/8/1606
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author Hitomi Maki
Sotaro Mori
Hisanori Imai
Hiroko Yamada
Keiko Otsuka
Akiko Miki
Sentaro Kusuhara
Makoto Nakamura
author_facet Hitomi Maki
Sotaro Mori
Hisanori Imai
Hiroko Yamada
Keiko Otsuka
Akiko Miki
Sentaro Kusuhara
Makoto Nakamura
author_sort Hitomi Maki
collection DOAJ
description Specific postoperative complications, such as tube exposure and conjunctival erosion, have occurred despite the favorable surgical outcomes of tube shunt surgeries for refractory glaucoma. The new autologous scleral pocket technique is performed by inserting the tube into the vitreous cavity without using a donor scleral patch. The purpose of this study was to evaluate the surgical results of Ahmed glaucoma valve (AGV) implantation using this technique for neovascular glaucoma (NVG), which is one of the representative refractory types of glaucoma. This observational retrospective case series included 15 consecutive eyes of 15 patients with NVG who had undergone AGV implantation at Kobe University between January 2018 and December 2019. The mean preoperative intraocular pressure (IOP) was 37.2 ± 13.8 mmHg and the glaucoma drug score was 4.2 ± 2.2. The mean IOP and glaucoma drug score at 1 year postoperatively decreased to 15.0 ± 4.6 mmHg and 1.3 ± 2.0, respectively (<i>p</i> < 0.001). No significant change in the corneal endothelial cell density following surgery was observed (<i>p</i> = 0.09); however, one patient required an additional trabeculectomy at 7 months postoperatively. No cases of tube exposure or conjunctival erosion were observed at 1 year postoperatively. These results indicated the effectiveness and safety of this technique in patients with NVG.
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spelling doaj.art-77ac529f0d77405b9daec3aa960ba3c72023-11-21T14:57:46ZengMDPI AGJournal of Clinical Medicine2077-03832021-04-01108160610.3390/jcm10081606Autologous Scleral Pocket Technique for Ahmed Glaucoma Valve Implantation with Pars Plana Tube Insertion for Neovascular GlaucomaHitomi Maki0Sotaro Mori1Hisanori Imai2Hiroko Yamada3Keiko Otsuka4Akiko Miki5Sentaro Kusuhara6Makoto Nakamura7Division of Ophthalmology, Department of Surgery, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Chuo-ku, Kobe 650-0017, JapanDivision of Ophthalmology, Department of Surgery, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Chuo-ku, Kobe 650-0017, JapanDivision of Ophthalmology, Department of Surgery, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Chuo-ku, Kobe 650-0017, JapanDivision of Ophthalmology, Department of Surgery, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Chuo-ku, Kobe 650-0017, JapanDivision of Ophthalmology, Department of Surgery, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Chuo-ku, Kobe 650-0017, JapanDivision of Ophthalmology, Department of Surgery, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Chuo-ku, Kobe 650-0017, JapanDivision of Ophthalmology, Department of Surgery, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Chuo-ku, Kobe 650-0017, JapanDivision of Ophthalmology, Department of Surgery, Kobe University Graduate School of Medicine, 7-5-2 Kusunoki-cho, Chuo-ku, Kobe 650-0017, JapanSpecific postoperative complications, such as tube exposure and conjunctival erosion, have occurred despite the favorable surgical outcomes of tube shunt surgeries for refractory glaucoma. The new autologous scleral pocket technique is performed by inserting the tube into the vitreous cavity without using a donor scleral patch. The purpose of this study was to evaluate the surgical results of Ahmed glaucoma valve (AGV) implantation using this technique for neovascular glaucoma (NVG), which is one of the representative refractory types of glaucoma. This observational retrospective case series included 15 consecutive eyes of 15 patients with NVG who had undergone AGV implantation at Kobe University between January 2018 and December 2019. The mean preoperative intraocular pressure (IOP) was 37.2 ± 13.8 mmHg and the glaucoma drug score was 4.2 ± 2.2. The mean IOP and glaucoma drug score at 1 year postoperatively decreased to 15.0 ± 4.6 mmHg and 1.3 ± 2.0, respectively (<i>p</i> < 0.001). No significant change in the corneal endothelial cell density following surgery was observed (<i>p</i> = 0.09); however, one patient required an additional trabeculectomy at 7 months postoperatively. No cases of tube exposure or conjunctival erosion were observed at 1 year postoperatively. These results indicated the effectiveness and safety of this technique in patients with NVG.https://www.mdpi.com/2077-0383/10/8/1606Ahmed glaucoma valve implantationautologous scleral pocket techniqueneovascular glaucomapars plana tube insertion
spellingShingle Hitomi Maki
Sotaro Mori
Hisanori Imai
Hiroko Yamada
Keiko Otsuka
Akiko Miki
Sentaro Kusuhara
Makoto Nakamura
Autologous Scleral Pocket Technique for Ahmed Glaucoma Valve Implantation with Pars Plana Tube Insertion for Neovascular Glaucoma
Journal of Clinical Medicine
Ahmed glaucoma valve implantation
autologous scleral pocket technique
neovascular glaucoma
pars plana tube insertion
title Autologous Scleral Pocket Technique for Ahmed Glaucoma Valve Implantation with Pars Plana Tube Insertion for Neovascular Glaucoma
title_full Autologous Scleral Pocket Technique for Ahmed Glaucoma Valve Implantation with Pars Plana Tube Insertion for Neovascular Glaucoma
title_fullStr Autologous Scleral Pocket Technique for Ahmed Glaucoma Valve Implantation with Pars Plana Tube Insertion for Neovascular Glaucoma
title_full_unstemmed Autologous Scleral Pocket Technique for Ahmed Glaucoma Valve Implantation with Pars Plana Tube Insertion for Neovascular Glaucoma
title_short Autologous Scleral Pocket Technique for Ahmed Glaucoma Valve Implantation with Pars Plana Tube Insertion for Neovascular Glaucoma
title_sort autologous scleral pocket technique for ahmed glaucoma valve implantation with pars plana tube insertion for neovascular glaucoma
topic Ahmed glaucoma valve implantation
autologous scleral pocket technique
neovascular glaucoma
pars plana tube insertion
url https://www.mdpi.com/2077-0383/10/8/1606
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