Purpose: To investigate the short-term outcomes after intravitreal injection of ziv-aflibercept in the treatment of choroidal and retinal vascular diseases.
Methods: Thirty-four eyes of 29 patients with age-related macular degeneration (AMD), diabetic retinopathy, and retinal vein occlusion (RVO) received a single dose intravitreal injection of 0.05 ml ziv-aflibercept (1.25 mg). Visual acuity, spectral domain optical coherence tomography (SD-OCT) activity, and possible side effects were assessed before and at 1 week and 1 month after the intervention.
Results: At 1 month after treatment, mean central macular thickness (CMT) significantly decreased from 531.09 μm to 339.5 μm ( < 0.001), and no signs of side effects were observed in any subject. All patients responded to treatment in terms of reduction in CMT. The improvement in visual acuity was statistically non-significant.
Conclusion: Our findings suggest that a single dose intravitreal injection of ziv-aflibercept may have acceptable relative safety and efficacy in the treatment of patients with intraocular vascular disease. The trial was registered in the Iranian Registry of Clinical Trials (IRCT2015081723651N1).
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http://dx.doi.org/10.1016/j.joco.2017.01.005 | DOI Listing |
Medicina (Kaunas)
December 2024
BTI Biotechnology Institute, 01005 Vitoria, Spain.
: Age-related macular degeneration (AMD) is the leading cause of low vision and legal blindness in adults in developed countries. Wet AMD can be successfully treated using vascular endothelial growth factor (VEGF) inhibitors; however, dry AMD currently has no effective treatment. The purpose of this study is to analyze the efficacy of intraocular injection of plasma rich in growth factors (PRGF) in an AMD mouse model induced by intraperitoneal administration of sodium iodate.
View Article and Find Full Text PDFJ Clin Med
December 2024
Department of Ophthalmology, Faculty of Medical Sciences, University of Fukui, Eiheiji-cho, Yoshida-gun, Fukui-ken 910-1193, Fukui, Japan.
Microaneurysms (MAs) are important in the pathology of diabetic macular edema (DME) and its response to anti-vascular endothelial growth factor (VEGF) therapy. This study aimed to clarify the morphological characteristics of MAs in residual edema following consecutive faricimab injections, a bispecific antibody against angiopoietin-2 and VEGF. We selected patients with DME who exhibited residual edema after three monthly injections of faricimab.
View Article and Find Full Text PDFBiomedicines
December 2024
Tel Aviv Medical Center, Department of Ophthalmology, Tel Aviv University, Tel Aviv 6423906, Israel.
Background/objectives: To evaluate the impact of intravitreal bevacizumab (IVB) therapy on anatomical and visual outcomes in patients with macular neovascularization (MNV) secondary to chronic central serous chorioretinopathy (cCSC).
Methods: This retrospective observational study reviewed the medical records of treatment-naïve patients diagnosed with cCSC complicated by MNV and treated with IVB injections over a 5-year period. The presence of MNV was confirmed using optical coherence tomography angiography (OCTA).
Diagnostics (Basel)
December 2024
Eye Clinic, Department of Medical, Surgical Sciences and Health, University of Trieste, 34127 Trieste, Italy.
: The objectives of this study were to evaluate the structural and functional outcomes after the loading phase with brolucizumab in switched patients with diabetic macular edema (DME) and to identify potential predictive biomarkers of treatment response. : A total of 28 eyes with DME, switched to brolucizumab, were retrospectively reviewed. Main outcomes during the follow-up period, up to 6 weeks after the fifth injection, included changes in best-corrected visual acuity (BCVA), central subfield thickness (CST), macular volume, subfoveal choroidal thickness, intraretinal and subretinal fluid (IRF and SRF), cyst dimension including maximal horizontal cyst diameter (MHCD), maximal vertical cyst diameter (MVCD), width-to-height ratio (WHR), foveal avascular zone (FAZ) dimension, and vessel density (VD).
View Article and Find Full Text PDFEur J Ophthalmol
January 2025
School of Medicine, Vita-Salute San Raffaele University, Milan, Italy.
Intravitreal injections of anti-vascular endothelial growth factor (anti-VEGF) medications are the primary treatment for neovascular age-related macular degeneration (nAMD). However, frequent administrations pose significant burdens on patients, healthcare providers, and systems. The treat-and-extend (T&E) regimen, which adjusts treatment intervals based on patient response, aims to reduce injection frequency while maintaining disease control.
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