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Original Research

Outcome of Off-Label AREDS 2 Supplementation for the Treatment of Macular Degeneration in Non-Proliferative Idiopathic Type 2 Macular Telangiectasia

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Pages 1133-1143 | Published online: 15 Mar 2021

Figures & data

Table 1 Demographics and Baseline Characteristics for AREDS2 in the Non-Comparative Study Arm

Table 2 Demographics and Baseline Characteristics for Comparative Analysis of AREDS2 and Untreated Eyes

Figure 1 Study schematic demonstrating study design and cohort composition.

Abbreviations: AREDS2, Age-Related Eye Disease Study 2; AMD, age-related macular degeneration; IMT2, Idiopathic Macular Telangiectasia Type 2.
Figure 1 Study schematic demonstrating study design and cohort composition.

Table 3 Non-Comparative Study Arm Visual and OCT Outcomes for AREDS2 Eyes After 24 Months of Supplementation

Table 4 AREDS2 vs Untreated Eyes BCVA and Optical Coherence Tomography Outcomes

Table 5 OCT and Visual Outcomes After Better/Worse Baseline Visual Acuity Analysis for AREDS vs Untreated Eyes

Figure 2 Representative examples of ellipsoid zone (EZ) loss on spectral domain optical coherence tomography (SD-OCT) for untreated (AB) and Age-Related Eye Disease Study 2 (AREDS2) treated eyes (CD). SD-OCT images on the right show baseline imaging while the left is from 2-year follow-up. (A) showing an untreated eye at baseline with 20/30−1 visual acuity and an EZ defect of 488 mm. Subsequent 2 years follow-up reveals a worsening EZ defect of 617 mm and stable VA of 20/30−1. (B) depicts an untreated eye with 20/30−2 vision and 262 mm of EZ loss. At 2 years, vision acuity declines to 20/40+2 and EZ loss progressed to 568 mm. (C) is of a AREDS2 treated eye with baseline visual acuity of 20/25+2 and EZ defect of 467, both of which remain relatively similar at 2 years (20/20 and 474 mm). (D) showing an AREDS2 treated eye with 20/30−1 baseline visual acuity and 272 mm EZ loss length. Visual acuity and EZ loss length remain stable at 2 years at 20/30 and 285 mm, respectively.

Figure 2 Representative examples of ellipsoid zone (EZ) loss on spectral domain optical coherence tomography (SD-OCT) for untreated (A–B) and Age-Related Eye Disease Study 2 (AREDS2) treated eyes (C–D). SD-OCT images on the right show baseline imaging while the left is from 2-year follow-up. (A) showing an untreated eye at baseline with 20/30−1 visual acuity and an EZ defect of 488 mm. Subsequent 2 years follow-up reveals a worsening EZ defect of 617 mm and stable VA of 20/30−1. (B) depicts an untreated eye with 20/30−2 vision and 262 mm of EZ loss. At 2 years, vision acuity declines to 20/40+2 and EZ loss progressed to 568 mm. (C) is of a AREDS2 treated eye with baseline visual acuity of 20/25+2 and EZ defect of 467, both of which remain relatively similar at 2 years (20/20 and 474 mm). (D) showing an AREDS2 treated eye with 20/30−1 baseline visual acuity and 272 mm EZ loss length. Visual acuity and EZ loss length remain stable at 2 years at 20/30 and 285 mm, respectively.