Optical coherence tomography angiography characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy

AIM: To describe the optical coherence tomography angiography (OCTA) characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy (PNV). METHODS: Thirty-five patients with exudative treatment-naïve PNV and 13 with non-exudative treatment-naïve PNV between March 2020 an...

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Main Authors: Chun Yang, Zu-Hua Sun, Ting-Ye Zhou, Wei-Wei Zheng, Xiao-Ling Liu, Bing Lin
Format: Article
Language:English
Published: Press of International Journal of Ophthalmology (IJO PRESS) 2023-12-01
Series:International Journal of Ophthalmology
Subjects:
Online Access:http://ies.ijo.cn/en_publish/2023/12/20231215.pdf
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author Chun Yang
Zu-Hua Sun
Ting-Ye Zhou
Wei-Wei Zheng
Xiao-Ling Liu
Bing Lin
author_facet Chun Yang
Zu-Hua Sun
Ting-Ye Zhou
Wei-Wei Zheng
Xiao-Ling Liu
Bing Lin
author_sort Chun Yang
collection DOAJ
description AIM: To describe the optical coherence tomography angiography (OCTA) characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy (PNV). METHODS: Thirty-five patients with exudative treatment-naïve PNV and 13 with non-exudative treatment-naïve PNV between March 2020 and December 2021 were included. All patients underwent ophthalmologic examination, including fluorescein angiography (FA), indocyanine green angiography (ICGA), spectral-domain OCT, and OCTA. The clinical data of the patients were retrospectively analyzed. RESULTS: The study included 51 eyes from 46 patients, of whom 33 (71.7%) were male. The central macular thickness (CMT) in the exudative PNV group was significantly higher than that in the non-exudative PNV group (383.97±132.16 µm vs 213.13±51.63 µm; P<0.001). The maximum height of flat irregular pigment epithelial detachments (FIPED) was 45.40±11.86 μm in the non-exudative PNV group, significantly lower than the 71.58±20.91 μm (P<0.001) in the exudative PNV group. The area of PNV of the non-exudative PNV group was, significantly larger than that of the exudative PNV group (1.06±0.84 mm2 vs 0.63±0.80 mm2, P=0.016). There was a significant difference in PNV morphology between the two groups (P<0.001). Multivariate logistic regression analysis found that the maximum height of FIPED (OR=1.156, 95%CI: 1.019-1.312; P=0.024) and microvascular branches (OR=69.412, 95%CI: 3.538-1361.844; P=0.005) were independent predictors of PNV activity. CONCLUSION: The OCTA imaging finds that there are significant differences in CMT, maximum height of FIPED, PNV area, and morphology of exudative PNV and non-exudative PNV groups. OCTA can accurately identify the clinical and imaging features of exudative and non-exudative treatment-naïve PNV, and distinguish PNV activity.
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spelling doaj.art-4871750f46d84c66850ce02c589e93592023-11-23T08:41:41ZengPress of International Journal of Ophthalmology (IJO PRESS)International Journal of Ophthalmology2222-39592227-48982023-12-0116122027203310.18240/ijo.2023.12.1520231215Optical coherence tomography angiography characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathyChun Yang0Zu-Hua Sun1Ting-Ye Zhou2Wei-Wei Zheng3Xiao-Ling Liu4Bing Lin5Bing Lin. Eye Hospital of Wenzhou Medical University, Wenzhou 325000, Zhejiang Province, China. linbing@wmu.edu.cnEye Hospital of Wenzhou Medical University, Wenzhou 325000, Zhejiang Province, ChinaEye Hospital of Wenzhou Medical University, Wenzhou 325000, Zhejiang Province, ChinaEye Hospital of Wenzhou Medical University, Wenzhou 325000, Zhejiang Province, ChinaEye Hospital of Wenzhou Medical University, Wenzhou 325000, Zhejiang Province, ChinaEye Hospital of Wenzhou Medical University, Wenzhou 325000, Zhejiang Province, ChinaAIM: To describe the optical coherence tomography angiography (OCTA) characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy (PNV). METHODS: Thirty-five patients with exudative treatment-naïve PNV and 13 with non-exudative treatment-naïve PNV between March 2020 and December 2021 were included. All patients underwent ophthalmologic examination, including fluorescein angiography (FA), indocyanine green angiography (ICGA), spectral-domain OCT, and OCTA. The clinical data of the patients were retrospectively analyzed. RESULTS: The study included 51 eyes from 46 patients, of whom 33 (71.7%) were male. The central macular thickness (CMT) in the exudative PNV group was significantly higher than that in the non-exudative PNV group (383.97±132.16 µm vs 213.13±51.63 µm; P<0.001). The maximum height of flat irregular pigment epithelial detachments (FIPED) was 45.40±11.86 μm in the non-exudative PNV group, significantly lower than the 71.58±20.91 μm (P<0.001) in the exudative PNV group. The area of PNV of the non-exudative PNV group was, significantly larger than that of the exudative PNV group (1.06±0.84 mm2 vs 0.63±0.80 mm2, P=0.016). There was a significant difference in PNV morphology between the two groups (P<0.001). Multivariate logistic regression analysis found that the maximum height of FIPED (OR=1.156, 95%CI: 1.019-1.312; P=0.024) and microvascular branches (OR=69.412, 95%CI: 3.538-1361.844; P=0.005) were independent predictors of PNV activity. CONCLUSION: The OCTA imaging finds that there are significant differences in CMT, maximum height of FIPED, PNV area, and morphology of exudative PNV and non-exudative PNV groups. OCTA can accurately identify the clinical and imaging features of exudative and non-exudative treatment-naïve PNV, and distinguish PNV activity.http://ies.ijo.cn/en_publish/2023/12/20231215.pdfoptical coherence tomography angiographypachychoroid neovasculopathytype 1 choroidal neovascularization
spellingShingle Chun Yang
Zu-Hua Sun
Ting-Ye Zhou
Wei-Wei Zheng
Xiao-Ling Liu
Bing Lin
Optical coherence tomography angiography characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy
International Journal of Ophthalmology
optical coherence tomography angiography
pachychoroid neovasculopathy
type 1 choroidal neovascularization
title Optical coherence tomography angiography characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy
title_full Optical coherence tomography angiography characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy
title_fullStr Optical coherence tomography angiography characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy
title_full_unstemmed Optical coherence tomography angiography characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy
title_short Optical coherence tomography angiography characteristics of exudative and non-exudative treatment-naïve pachychoroid neovasculopathy
title_sort optical coherence tomography angiography characteristics of exudative and non exudative treatment naive pachychoroid neovasculopathy
topic optical coherence tomography angiography
pachychoroid neovasculopathy
type 1 choroidal neovascularization
url http://ies.ijo.cn/en_publish/2023/12/20231215.pdf
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