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Types of images and their features visible in OCT images
| Symbol | Imaging type | Features visible in the image |
|---|---|---|
|
Z1 |
neovascular AMD or exudations secondary to diabetic or thrombotic edema |
characteristic layouts of shadows in the choroid caused by retinal changes |
|
Z2 |
diffuse macular edema without blood and exudations or ischemia of the inner retinal layers |
global reduction in brightness in the OCT image |
| Z3 | scarring fibrovascular tissue | uniform image is evidence of its presence |
