Clinical outcomes of a treat-and-extend regimen with intravitreal aflibercept injections in patients with choroidal neovascularization secondary to chronic central serous chorioretinopathy

Authors

  • T. B. Kustryn SI "The Filatov Institute of Eye Diseases and Tissue Therapy of the NAMS of Ukraine"
  • O. S. Zadorozhnyy SI "The Filatov Institute of Eye Diseases and Tissue Therapy of the NAMS of Ukraine" https://orcid.org/0000-0003-0125-2456
  • I. O. Nasinnyk SI "The Filatov Institute of Eye Diseases and Tissue Therapy of the NAMS of Ukraine" https://orcid.org/0000-0002-1717-5777
  • A. O. Nevska SI "The Filatov Institute of Eye Diseases and Tissue Therapy of the NAMS of Ukraine" https://orcid.org/0009-0002-7303-6920
  • N. V. Pasyechnikova SI "The Filatov Institute of Eye Diseases and Tissue Therapy of the NAMS of Ukraine"
  • A. R. Korol SI "The Filatov Institute of Eye Diseases and Tissue Therapy of the NAMS of Ukraine" https://orcid.org/0000-0003-0516-308X

DOI:

https://doi.org/10.31288/oftalmolzh202444651

Keywords:

chronic central serous chorioretinopathy, occult type 1 choroidal neovascularization, intravitreal aflibercept, treat-and-extend, optical coherence tomography

Abstract

Purpose: To evaluate 12-month clinical outcomes of a treat-and-extend regimen with intravitreal aflibercept injections in patients with occult (type 1) choroidal neovascularization (CNV) secondary to chronic central serous chorioretinopathy (CSC).
Methods: This was a prospective observational single-center study involving 24 patients (24 eyes) with occult (type 1) CNV secondary to chronic CSC. All patients received three initial loading doses of intravitreal 2 mg (0.05 ml) aflibercept at 4-weekly intervals, followed by a treat-and-extend protocol. The primary outcome was best-corrected visual acuity (BCVA) at 12 months. Statistical analyses were conducted and graphs were created using Statistica 10.0 software.
Results: Mean BCVA increased significantly from 0.44 ± 0.35 at baseline to 0.58 ± 0.3 at month 12 (р = 0.01). At month 12, complete resolution of SRF was observed in 18 eyes (75%). The mean number of intravitreal aflibercept injections over 12 months was 7.5 ± 1.4.
Conclusion: Treat-and-extend intravitreal aflibercept is an effective and safe approach for managing patients with occult (type 1) CNV secondary to chronic CSC.

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Published

2024-08-26

How to Cite

1.
Kustryn TB, Zadorozhnyy OS, Nasinnyk IO, Nevska AO, Pasyechnikova NV, Korol AR. Clinical outcomes of a treat-and-extend regimen with intravitreal aflibercept injections in patients with choroidal neovascularization secondary to chronic central serous chorioretinopathy. J.ophthalmol. (Ukraine) [Internet]. 2024 Aug. 26 [cited 2024 Nov. 15];(4):46-51. Available from: https://ua.ozhurnal.com/index.php/files/article/view/189

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Section

Clinical Ophthalmology

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