Retinal haemorrhages were graded according to Egge's classification2 3
| Grade | Description |
|---|---|
| Grade 1 | Small retinal haemorrhage confined to the area around the optic nerve, associated with dot or fine linear bleeding. |
| Grade 2 | Slightly larger amount of retinal haemorrhage than Grade 1; patchy, dot, blot or flame-shaped aemorrhage, size does not exceed the optic disc diameter. |
| Grade 3 | Retinal haemorrhage more than the diameter of the optic disc area, a line of flame-shaped haemorrhage along vessels, macular haemorrhage (alone constitutes Grade 3). |