Characteristics of primary RRD in the south west subregion during 1999
| Characteristics | No (%) of retinal detachments |
|---|---|
| PVR = proliferative vitreoretinopathy. | |
| *Breaks in the 4 clock hours from 4 to 8 o'clock. | |
| Macula attached | 60 (47) |
| Phakic | 97 (76) |
| >6D myopia | 33 (26) |
| Single retinal break | 72 (57) |
| Inferior retinal breaks* | 29 (23) |
| PVR (grade C1 or worse)3 | 6 (5) |
| Total retinal detachment | 11 (9) |
| Types of retinal breaks: | |
| Horseshoe tears | 83 (65) |
| Round holes | 22 (17) |
| Dialysis | 8 (6) |
| Combined schisis detachment | 3 (2) |
| Giant tear | 3 (2) |