Table 4.
Fluorescein Leak and Staining, Microaneurysms, and Capillary Dilatation on Angiography within 4 Months from Onset
| Location | NI-CRVO (n=447) | I-CRVO at (n=72) first diagnosis | I-CRVO converted from NI-CRVO (n=23) | |||
|---|---|---|---|---|---|---|
| Present | Not determined due to hemorrhage* | Present | Not determined due to hemorrhage* | Present | Not determined due to hemorrhage* | |
| Foveal/Perifoveal/Macular staining | 325 (73%) | 5 (1%) | 52 (72%) | 13 (18%) | 19 (83%) | 3 (13%) |
| Posterior pole staining | 86 (19%) | 1 (0.2%) | 34 (47%) | 17 (24%) | 11 (48%) | 2 (9%) |
| Optic disc staining | 392 (88%) | 1 (0.2%) | 67 (93%) | 1 (1%) | 20 (87%) | 1 (4%) |
| Perivenous staining | 252 (57%) | 6 (1%) | 53 (74%) | 7 (10%) | 17 (74%) | 0 (0%) |
| Foveal/Perifoveal/Macular microaneurysms | 60 (13%) | 14 (3%) | 8 (11%) | 34 (47%) | 6 (26%) | 7 (30%) |
| Posterior pole microaneurysm | 8 (2%) | 12 (3%) | 6 (8%) | 34 (47%) | 2 (9%) | 6 (26%) |
| Retinal capillary dilatation | 269 (60%) | 12 (3%) | 52 (72%) | 12 (17%) | 16 (70%) | 4 (17%) |
*
Not able to evaluate because of overlying extensive retinal hemorrhages