Prepapillary Vascular Loops Complicated by Suspected Macroaneurysm Rupture

We present a case of prepapillary vascular loops complicated by a suspected macroaneurysm rupture which was treated with intravitreal bevacizumab (IVB). A 62-year-old woman presented with decreased vision and myodesopsia in her left eye. Her best-corrected visual acuity (BCVA) was 0.6 in the left ey...

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Main Authors: Kei Akaiwa, Yoshinori Mitamura, Takashi Katome, Kentaro Semba, Mariko Egawa, Takeshi Naito
Format: Article
Language:English
Published: Wiley 2014-01-01
Series:Case Reports in Ophthalmological Medicine
Online Access:http://dx.doi.org/10.1155/2014/157242
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author Kei Akaiwa
Yoshinori Mitamura
Takashi Katome
Kentaro Semba
Mariko Egawa
Takeshi Naito
author_facet Kei Akaiwa
Yoshinori Mitamura
Takashi Katome
Kentaro Semba
Mariko Egawa
Takeshi Naito
author_sort Kei Akaiwa
collection DOAJ
description We present a case of prepapillary vascular loops complicated by a suspected macroaneurysm rupture which was treated with intravitreal bevacizumab (IVB). A 62-year-old woman presented with decreased vision and myodesopsia in her left eye. Her best-corrected visual acuity (BCVA) was 0.6 in the left eye. Fundus examination disclosed an elevated, round, and reddish lesion, retinal hemorrhage at the superior aspect of the optic disc, retinal opacification along the superior branch retinal artery, and a small vitreous hemorrhage. Optical coherence tomography showed a serous retinal detachment, and indocyanine green angiography demonstrated prepapillary vascular loops and a hypofluorescent area with hyperfluorescent margins. These findings suggested the presence of a macroaneurysm. No filling of the dye in the aneurysm-like dilatation suggested a blockage of the lumen with a thrombus which might be associated with a branch retinal artery occlusion (BRAO). A diagnosis of prepapillary vascular loops complicated by a suspected macroaneurysm rupture and BRAO was made. Because of a persistent serous retinal detachment, IVB was performed. One month later, the BCVA improved to 1.0. Fundus examination disclosed an organized yellowish-white macroaneurysm and resolution of the serous retinal detachment. We recommend careful monitoring of patients with prepapillary vascular loops because of complications such as macroaneurysm rupture and BRAO.
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spelling doaj-art-3723f5f0d21845ffaf68d6df18e76d0f2025-02-03T07:25:19ZengWileyCase Reports in Ophthalmological Medicine2090-67222090-67302014-01-01201410.1155/2014/157242157242Prepapillary Vascular Loops Complicated by Suspected Macroaneurysm RuptureKei Akaiwa0Yoshinori Mitamura1Takashi Katome2Kentaro Semba3Mariko Egawa4Takeshi Naito5Department of Ophthalmology, Institute of Health Biosciences, The University of Tokushima Graduate School, 3-18-15 Kuramoto-cho, Tokushima 770-8503, JapanDepartment of Ophthalmology, Institute of Health Biosciences, The University of Tokushima Graduate School, 3-18-15 Kuramoto-cho, Tokushima 770-8503, JapanDepartment of Ophthalmology, Institute of Health Biosciences, The University of Tokushima Graduate School, 3-18-15 Kuramoto-cho, Tokushima 770-8503, JapanDepartment of Ophthalmology, Institute of Health Biosciences, The University of Tokushima Graduate School, 3-18-15 Kuramoto-cho, Tokushima 770-8503, JapanDepartment of Ophthalmology, Institute of Health Biosciences, The University of Tokushima Graduate School, 3-18-15 Kuramoto-cho, Tokushima 770-8503, JapanDepartment of Ophthalmology, Institute of Health Biosciences, The University of Tokushima Graduate School, 3-18-15 Kuramoto-cho, Tokushima 770-8503, JapanWe present a case of prepapillary vascular loops complicated by a suspected macroaneurysm rupture which was treated with intravitreal bevacizumab (IVB). A 62-year-old woman presented with decreased vision and myodesopsia in her left eye. Her best-corrected visual acuity (BCVA) was 0.6 in the left eye. Fundus examination disclosed an elevated, round, and reddish lesion, retinal hemorrhage at the superior aspect of the optic disc, retinal opacification along the superior branch retinal artery, and a small vitreous hemorrhage. Optical coherence tomography showed a serous retinal detachment, and indocyanine green angiography demonstrated prepapillary vascular loops and a hypofluorescent area with hyperfluorescent margins. These findings suggested the presence of a macroaneurysm. No filling of the dye in the aneurysm-like dilatation suggested a blockage of the lumen with a thrombus which might be associated with a branch retinal artery occlusion (BRAO). A diagnosis of prepapillary vascular loops complicated by a suspected macroaneurysm rupture and BRAO was made. Because of a persistent serous retinal detachment, IVB was performed. One month later, the BCVA improved to 1.0. Fundus examination disclosed an organized yellowish-white macroaneurysm and resolution of the serous retinal detachment. We recommend careful monitoring of patients with prepapillary vascular loops because of complications such as macroaneurysm rupture and BRAO.http://dx.doi.org/10.1155/2014/157242
spellingShingle Kei Akaiwa
Yoshinori Mitamura
Takashi Katome
Kentaro Semba
Mariko Egawa
Takeshi Naito
Prepapillary Vascular Loops Complicated by Suspected Macroaneurysm Rupture
Case Reports in Ophthalmological Medicine
title Prepapillary Vascular Loops Complicated by Suspected Macroaneurysm Rupture
title_full Prepapillary Vascular Loops Complicated by Suspected Macroaneurysm Rupture
title_fullStr Prepapillary Vascular Loops Complicated by Suspected Macroaneurysm Rupture
title_full_unstemmed Prepapillary Vascular Loops Complicated by Suspected Macroaneurysm Rupture
title_short Prepapillary Vascular Loops Complicated by Suspected Macroaneurysm Rupture
title_sort prepapillary vascular loops complicated by suspected macroaneurysm rupture
url http://dx.doi.org/10.1155/2014/157242
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