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FLUID-BASED VISUAL PROGNOSTICATION IN TYPE 3 MACULAR NEOVASCULARIZATION-FLIP-3 STUDY.

Ashish Sharma1, Chui Ming Gemmy Cheung2, Luis Arias-Barquet3

  • 1Department of Vitreoretina, Lotus Eye Hospital and Institute, Coimbatore, India.

Retina (Philadelphia, Pa.)
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Summary

Isolated intraretinal fluid in Type 3 macular neovascularization is linked to better visual acuity and fewer treatments. This contrasts with other fluid types, suggesting a potentially better prognosis for patients with isolated intraretinal fluid.

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Area of Science:

  • Ophthalmology
  • Retinal Diseases
  • Neovascularization

Background:

  • Type 3 macular neovascularization (MN) is a form of neovascular age-related macular degeneration.
  • Fluid accumulation in different retinal compartments impacts visual function.

Purpose of the Study:

  • To investigate the association between fluid location and visual acuity in treatment-naïve Type 3 MN.
  • To compare treatment outcomes based on fluid distribution.

Main Methods:

  • Retrospective cohort study of eyes with Type 3 MN.
  • Categorization into Group A (isolated intraretinal fluid) and Group B (intraretinal fluid with subretinal fluid and/or sub-RPE fluid).
  • Analysis of visual acuity, atrophy, and treatment requirements.

Main Results:

  • Group A (isolated intraretinal fluid) demonstrated significantly better visual acuity at baseline and resolution compared to Group B.
  • Group B showed higher rates of subfoveal atrophy and required more anti-VEGF injections for resolution.
  • Complete resolution was achieved with fewer anti-VEGF injections in Group A.

Conclusions:

  • Isolated intraretinal fluid in Type 3 MN may be associated with better visual acuity outcomes.
  • This finding contrasts with other neovascular AMD subtypes where intraretinal fluid is often detrimental.
  • Isolated intraretinal fluid might indicate a need for fewer treatments and be linked to less subfoveal atrophy.