Comparison of the effect of ranibizumab in retinal vein occlusion and macular edema with different optical coherence tomographic patterns

AIM: To explore the morphological and functional parameters to evaluate the effectiveness of intravitreal injections of ranibizumab (IVR) in treating macular edema (ME) secondary to retinal vein occlusion (RVO). METHODS: This retrospective study involved 65 RVO patients (65 eyes) who received IVR an...

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Main Authors: Yue Xu, Yue-Cong Yin, Ze-Yu Song, Xiao-Yu Zhou, Jia-Ju Zhang, Juan Liang
Format: Article
Language:English
Published: Press of International Journal of Ophthalmology (IJO PRESS) 2025-02-01
Series:International Journal of Ophthalmology
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Online Access:http://ies.ijo.cn/en_publish/2025/2/20250211.pdf
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author Yue Xu
Yue-Cong Yin
Ze-Yu Song
Xiao-Yu Zhou
Jia-Ju Zhang
Juan Liang
author_facet Yue Xu
Yue-Cong Yin
Ze-Yu Song
Xiao-Yu Zhou
Jia-Ju Zhang
Juan Liang
author_sort Yue Xu
collection DOAJ
description AIM: To explore the morphological and functional parameters to evaluate the effectiveness of intravitreal injections of ranibizumab (IVR) in treating macular edema (ME) secondary to retinal vein occlusion (RVO). METHODS: This retrospective study involved 65 RVO patients (65 eyes) who received IVR and were followed-up for more than 3mo. ME was categorized into cystoid macular edema (CME), diffuse retinal thickening (DRT), and serous retinal detachment (SRD) according to optical coherence tomography (OCT) images. The comparison of best corrected visual acuity (BCVA; logMAR) and central macular thickness (CMT) among different follow-up points and those among 3 groups were performed by Kruskal-Wallis test. The correlation between BCVA and baseline parameters during treatment was analyzed using Spearman correlation analysis. RESULTS: BCVA tended to improve in all groups, with marked improvement in CME and DRT groups. CMT showed the greatest reduction after 1wk, and remained stable over the following 3mo. DRT patients had the worst BCVA and the highest CMT at baseline, but the differences became smaller after IVR treatment. CMT in SRD group was significantly better than in CME and DRT groups 3mo after IVR. Most patients of CME and SRD groups transitioned to a normal pattern at 3mo follow-up. DRT patients were most likely to transform into the other morphological groups, while SRD patients showed minimal transitions. BCVA at baseline was identified as the most important prognostic indicator in all 3 groups. Additionally, DRT patients with a longer clinical course, higher CMT and central retinal vein occlusion (CRVO) tend to exhibit worse BCVA after treatment. In addition, CRVO patients are more likely to have worse BCVA at 2 and 3mo follow-up compared with branch retinal vein occlusion (BRVO) patients in CME group. SRD patients with higher baseline CMT were prone to experiencing worse BCVA after treatment. CONCLUSION: The effectiveness of IVR is strongly correlated with baseline BCVA in all 3 groups. Baseline parameters including clinical course, CMT, and RVO position are also useful in predicting the BCVA at different time points after treatment.
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publisher Press of International Journal of Ophthalmology (IJO PRESS)
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spelling doaj-art-d274de0ef61241a2903a3f219b6146fd2025-01-16T07:54:35ZengPress of International Journal of Ophthalmology (IJO PRESS)International Journal of Ophthalmology2222-39592227-48982025-02-0118227528210.18240/ijo.2025.02.1120250211Comparison of the effect of ranibizumab in retinal vein occlusion and macular edema with different optical coherence tomographic patternsYue Xu0Yue-Cong Yin1Ze-Yu Song2Xiao-Yu Zhou3Jia-Ju Zhang4Juan Liang5Juan Liang. Department of Ophthalmology, The Fourth Affiliated Hospital of Soochow University, No.9 Chongwen Road, Suzhou 215000, Jiangsu Province, China. 1374439153@qq.comDepartment of Ophthalmology, the Fourth Affiliated Hospital of Soochow University, Suzhou 215000, Jiangsu Province, ChinaDepartment of Ophthalmology, the Fourth Affiliated Hospital of Soochow University, Suzhou 215000, Jiangsu Province, ChinaDepartment of Ophthalmology, the Fourth Affiliated Hospital of Soochow University, Suzhou 215000, Jiangsu Province, ChinaDepartment of Ophthalmology, the Fourth Affiliated Hospital of Soochow University, Suzhou 215000, Jiangsu Province, ChinaDepartment of Ophthalmology, the Fourth Affiliated Hospital of Soochow University, Suzhou 215000, Jiangsu Province, ChinaAIM: To explore the morphological and functional parameters to evaluate the effectiveness of intravitreal injections of ranibizumab (IVR) in treating macular edema (ME) secondary to retinal vein occlusion (RVO). METHODS: This retrospective study involved 65 RVO patients (65 eyes) who received IVR and were followed-up for more than 3mo. ME was categorized into cystoid macular edema (CME), diffuse retinal thickening (DRT), and serous retinal detachment (SRD) according to optical coherence tomography (OCT) images. The comparison of best corrected visual acuity (BCVA; logMAR) and central macular thickness (CMT) among different follow-up points and those among 3 groups were performed by Kruskal-Wallis test. The correlation between BCVA and baseline parameters during treatment was analyzed using Spearman correlation analysis. RESULTS: BCVA tended to improve in all groups, with marked improvement in CME and DRT groups. CMT showed the greatest reduction after 1wk, and remained stable over the following 3mo. DRT patients had the worst BCVA and the highest CMT at baseline, but the differences became smaller after IVR treatment. CMT in SRD group was significantly better than in CME and DRT groups 3mo after IVR. Most patients of CME and SRD groups transitioned to a normal pattern at 3mo follow-up. DRT patients were most likely to transform into the other morphological groups, while SRD patients showed minimal transitions. BCVA at baseline was identified as the most important prognostic indicator in all 3 groups. Additionally, DRT patients with a longer clinical course, higher CMT and central retinal vein occlusion (CRVO) tend to exhibit worse BCVA after treatment. In addition, CRVO patients are more likely to have worse BCVA at 2 and 3mo follow-up compared with branch retinal vein occlusion (BRVO) patients in CME group. SRD patients with higher baseline CMT were prone to experiencing worse BCVA after treatment. CONCLUSION: The effectiveness of IVR is strongly correlated with baseline BCVA in all 3 groups. Baseline parameters including clinical course, CMT, and RVO position are also useful in predicting the BCVA at different time points after treatment.http://ies.ijo.cn/en_publish/2025/2/20250211.pdfretinal vein occlusionoptical coherence tomographyserous retinal detachmentcystoid macular edemadiffuse retinal thickening
spellingShingle Yue Xu
Yue-Cong Yin
Ze-Yu Song
Xiao-Yu Zhou
Jia-Ju Zhang
Juan Liang
Comparison of the effect of ranibizumab in retinal vein occlusion and macular edema with different optical coherence tomographic patterns
International Journal of Ophthalmology
retinal vein occlusion
optical coherence tomography
serous retinal detachment
cystoid macular edema
diffuse retinal thickening
title Comparison of the effect of ranibizumab in retinal vein occlusion and macular edema with different optical coherence tomographic patterns
title_full Comparison of the effect of ranibizumab in retinal vein occlusion and macular edema with different optical coherence tomographic patterns
title_fullStr Comparison of the effect of ranibizumab in retinal vein occlusion and macular edema with different optical coherence tomographic patterns
title_full_unstemmed Comparison of the effect of ranibizumab in retinal vein occlusion and macular edema with different optical coherence tomographic patterns
title_short Comparison of the effect of ranibizumab in retinal vein occlusion and macular edema with different optical coherence tomographic patterns
title_sort comparison of the effect of ranibizumab in retinal vein occlusion and macular edema with different optical coherence tomographic patterns
topic retinal vein occlusion
optical coherence tomography
serous retinal detachment
cystoid macular edema
diffuse retinal thickening
url http://ies.ijo.cn/en_publish/2025/2/20250211.pdf
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