04Dec 2021
Macular Telangiectasia type 2: multimodal assessment of retinal function and microstructure

Macular Telangiectasia type 2: multimodal assessment of retinal function and microstructure

To assess the impact of neurodegenerative morphologic alterations due to macular telangiectasia type 2 (MacTel) on microperimetry (MP) and multifocal electroretinography (mfERG).Thirty‐five eyes of 18 patients with MacTel were examined using spectral domain optical coherence tomography (SD‐OCT), fundus autofluorescence (FAF), mfERG and MP. Software was used to match SD‐OCT B‐scans with the corresponding retinal sensitivity map and multifocal electroretinograms (mfERGs), thus enabling direct structure/function correlation. Loss of the ellipsoid zone (EZ) had the strongest negative association with retinal sensitivity (16.77 dB versus 4.58 dB, adj. p < 0.001) of all parameters examined, and a limited negative effect on mfERGs (0.32 SD versus −1.97 SD adj. p = 0.121). Ellipsoid zone (EZ) irregularity was associated with reduced MP values but preserved mfERGs...

  • #ophthalmology

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