Table 1:
Clinical Characteristics of 102 Flat Choroidal Melanocytic Lesions
| Features | Number |
|---|---|
| Clinical Appearance | |
| Nevus | 62 (60.8%) |
| Ephelis | 40 (39.2%) |
| Symptoms | |
| Positive | 6 (5.8%) |
| None | 96 (94.1%) |
| Color | |
| Pigmented | 90 (88.2%) |
| Amelanotic | 5 (4.9%) |
| Halo | 7 (6.9%) |
| Location | |
| Macular | 53 (51.9%) |
| Extramacular | 49 (48.0%) |
| Juxtapapillary (border within 3 mm of disc) | 29 (28.4%) |
| Non-juxtapapillary | 73 (71.6%) |
| Mean Largest Basal Diameter (mm) | 2.9 (0.8 – 11.3) |
| Drusen | |
| Present | 33 (32.4%) |
| Absent | 69 (67.6%) |
| Orange Pigment | |
| Present | 14 (13.6%) |
| Absent | 88 (86.3%) |
| Infrared Appearance | |
| White | 26 (25.5%) |
| Pale | 42 (40.8%) |
| Dark | 13 (12.6%) |
| Not visible | 16 (15.5%) |
| With flecks | 5 (4.9%) |
| Not possible/not available | 5 (4.9%) |
| Hyper-autofluorescent flecks | 24 (23.3%) |
| Drusen | 13 (12.6%) |
| Orange pigment | 10 (9.7%) |
| Both | 1 (1.0%) |
| Subretinal Fluid | |
| Present | 8 (7.8%) |
| Absent | 94 (92.2%) |