Characteristics | n (percentage of total) |
BCVA | |
20/15 to 20/25 | 13 (36.1) |
20/30 to 20/60 | 15 (41.7) |
20/70 to 20/100 | 0 (0.0) |
<20/100 | 8 (22.2) |
Keratometric astigmatism (D) | |
1.0 to 4.0 | 5 (13.9) |
4.1 to 8.0 | 13 (36.1) |
8.1 to 12.0 | 6 (16.7) |
12.1 to 16.0 | 8 (22.2) |
>16.1 | 3 (8.3) |
NA | 1 (2.8) |
Signs of recurrent keratoconus | |
Rizzuti sign | 4 (11.1) |
Munson sign | 2 (5.5) |
Vogt striae | 3 (8.3) |
Fleischer ring | 3 (8.3) |
GHJ thinning | 8 (22.2) |
Location of ectasia | |
Inferior | 17 (47.2) |
Infero-nasal | 3 (8.3) |
Infero-temporal | 4 (11.1) |
Nasal | 1 (2.8) |
Supero-nasal | 1 (2.8) |
Unrecorded | 10 (27.8) |
Regraft | |
Yes | 15 (41.7) |
No | 21 (58.3) |
BCVA, best corrected visual acuity; D, dioptres; GHJ, graft–host junction; NA, not available.