Table 2. Main diagnoses, distributions per modality of examination, and distribution of tests requested with no apparent indication.
| Diagnosis | Total | Dilated fundus exam | Color fundus photography | Examination with no apparent indication |
|---|---|---|---|---|
| n (%) | (%) | (%) | (%) | |
| Large cup/disc ratio | 401 (23.2) | 20.3 | 29.5 | 2 (3.4) |
| Peripheral modifications | 99 (5.7) | 8.2 | 0.4 | 7 (12.1) |
| AMD | 110 (6.4) | 5.9 | 7.4 | 4 (6.9) |
| Retinal detachment | 25 (1.4) | 1.8 | 0.7 | 0 (0) |
| Retinal dystrophies | 34 (2) | 1.3 | 3.3 | 2 (3.4) |
| Impossible | 18 (1) | 0.8 | 1.5 | 0 (0) |
| Toxic maculopathy | 8 (0.5) | 0.7 | 0 | 1 (1.7) |
| Degenerative myopia | 93 (5.4) | 6.6 | 2.8 | 0 (0) |
| Choroidal nevus | 45 (2.6) | 2.4 | 3.2 | 1 (1.7) |
| Normal | 170 (9.8) | 9.9 | 9.6 | 22 (37.9) |
| Retinal vascular occlusion | 55 (3.2) | 3.1 | 3.3 | 1 (1.7) |
| Diabetic retinopathy | 221 (12.8) | 13.1 | 12.1 | 0 (0) |
| Hypertensive retinopathy | 122 (7.1) | 8.5 | 3.9 | 2 (3.4) |
| Miscellaneous* | 275 (15.9) | 17.3 | 12.8 | 15 (25.8) |
| No data | 53 (3.1) | 0.2 | 9.5 | 1 (1.7) |
| Total | 1.729 (100) | 100 | 100 | 58 (100) |
* Includes: non-glaucomatous modifications of the optic nerve, pigmented modifications not associated with dystrophies, macular hole, congenital modifications, other maculopathy not classified in the items above, other retinal vascular diseases, epiretininal membrane, posterior uveitis, modification in the foveal reflex, choroidal folds, choroid drusen not associated with the age-related macular degeneration, posterior vitreous detachment, myelin fibers, asteroid hyalosis, phthisis bulbi, late postoperative period of vitreoretinal surgery, degenerative retinoschisis. AMD: age-related macular degeneration.