Multimodal Imaging in Vitreo-retinal Surgery and Macular Dystrophies

Biometric measurements performed with IOL Master, if executable Contact or immersion echobiometry if IOL Master cannot be performed

Colour + AF: EIDON, if available (60° not modulable) Colour: COBRA (60° non-modifiable) AF: Spectralis-Heidelberg (choose 55°) Other if available (choose posterior pole examination between 50-60°)

"OCT B-scan:~2 scans (6 mm)~1 cross line~OCTA:~3x3 mm + 6x6 mm centred on the fovea 4.5 mm centred on the optic nerve"

1\) fixation pattern 2) retinal sensitivity map

Layer-by-layer assessment of the retina using focal ERG and pattern ERG according to standardised and published methods , For patients with visus \< 3/10 and unstable fixation a protocol based on component analysis of the photopic ERG from diffuse flash will be used.