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| Level | Description | Action |
|---|---|---|
| M0—No maculopathy | No maculopathy | Annual rescreen |
| M1—Maculopathy | Exudate within 1DD of fovea Circinate or group of exudates within the macula Haemorraghe or microaneurysm in macula 1DD of fovea and VA 6/12 or worse Retinal thickening 1DD of centre of fovea if stereo available | Refer |
| MNR—Maculopathy non referrable | Haemmorhage or microaneurysm in macula and VA 6/9 or better | Annual rescreen |
