Scleral avulsion after Ahmed valve M4 removal
We report a case of intraoperative scleral avulsion that occurred during explantation of an Ahmed M4 valve. A 79-year-old female with open angle glaucoma with a history of glaucoma drainage device (GDD) implantation presented for routine follow-up. The ophthalmic examination indicated a focal implan...
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Wolters Kluwer Medknow Publications
2019-10-01
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Series: | Saudi Journal of Ophthalmology |
Online Access: | http://www.sciencedirect.com/science/article/pii/S1319453419300074 |
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doaj-3193d0ce3506493cbd6580473856d6772021-04-02T21:23:38ZengWolters Kluwer Medknow PublicationsSaudi Journal of Ophthalmology1319-45342019-10-01334420422Scleral avulsion after Ahmed valve M4 removalHafeezullah Najla0Ahmad Sameer1Corresponding author at: Glaucoma Divison, King Khaled Eye Specialist Hospital, PO Box 7191, Riyadh 11462, Saudi Arabia.; Glaucoma Division, King Khaled Eye Specialist Hospital, Riyadh, Saudi ArabiaGlaucoma Division, King Khaled Eye Specialist Hospital, Riyadh, Saudi ArabiaWe report a case of intraoperative scleral avulsion that occurred during explantation of an Ahmed M4 valve. A 79-year-old female with open angle glaucoma with a history of glaucoma drainage device (GDD) implantation presented for routine follow-up. The ophthalmic examination indicated a focal implant exposure. The patient was scheduled for explanation of tube and plate and placement of alternate GDD. During implant removal, a horse-shoe shaped scleral avulsion was noted with softening of the globe and uveal and vitreous prolapse. The case was converted to an open globe repair and further glaucoma intervention was deferred. The vitreoretinal service was consulted, and glaucoma drops were added as needed to control intraocular pressure. Removal of Ahmed M4 implant can carry the risk of intraoperative scleral avulsion. Keywords: Ahmed M4 implant, Scleral avulsion, Exposurehttp://www.sciencedirect.com/science/article/pii/S1319453419300074 |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Hafeezullah Najla Ahmad Sameer |
spellingShingle |
Hafeezullah Najla Ahmad Sameer Scleral avulsion after Ahmed valve M4 removal Saudi Journal of Ophthalmology |
author_facet |
Hafeezullah Najla Ahmad Sameer |
author_sort |
Hafeezullah Najla |
title |
Scleral avulsion after Ahmed valve M4 removal |
title_short |
Scleral avulsion after Ahmed valve M4 removal |
title_full |
Scleral avulsion after Ahmed valve M4 removal |
title_fullStr |
Scleral avulsion after Ahmed valve M4 removal |
title_full_unstemmed |
Scleral avulsion after Ahmed valve M4 removal |
title_sort |
scleral avulsion after ahmed valve m4 removal |
publisher |
Wolters Kluwer Medknow Publications |
series |
Saudi Journal of Ophthalmology |
issn |
1319-4534 |
publishDate |
2019-10-01 |
description |
We report a case of intraoperative scleral avulsion that occurred during explantation of an Ahmed M4 valve. A 79-year-old female with open angle glaucoma with a history of glaucoma drainage device (GDD) implantation presented for routine follow-up. The ophthalmic examination indicated a focal implant exposure. The patient was scheduled for explanation of tube and plate and placement of alternate GDD. During implant removal, a horse-shoe shaped scleral avulsion was noted with softening of the globe and uveal and vitreous prolapse. The case was converted to an open globe repair and further glaucoma intervention was deferred. The vitreoretinal service was consulted, and glaucoma drops were added as needed to control intraocular pressure. Removal of Ahmed M4 implant can carry the risk of intraoperative scleral avulsion. Keywords: Ahmed M4 implant, Scleral avulsion, Exposure |
url |
http://www.sciencedirect.com/science/article/pii/S1319453419300074 |
work_keys_str_mv |
AT hafeezullahnajla scleralavulsionafterahmedvalvem4removal AT ahmadsameer scleralavulsionafterahmedvalvem4removal |
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1714698491202109440 |