Table 4.
Etiology wound dehiscence vs. keratoplasty type
| Etiology | All | PK | DALK |
|---|---|---|---|
| Cases | 97 | 90 | 7 |
| Trauma | |||
| All | 47 (44.4%) | 45 (50.0%) | 2 (28.6%) |
| External trauma | 33 (34.0%) | 31 (34.4%) | 2 (28.6%) |
| Iatrogenic trauma | 14 (14.4%) | 14 (15.6%) | 0 |
| Ulceration | |||
| All | 35 (36.1%) | 34 (37.8% | 1 (14.3%) |
| Microbial keratitisa | 23 (23.7%) | 23 (30.0%) | 0 |
| Non-microbial keratitisb | 12 (12.4%) | 11 (12.2%) | 1 (14.3%) |
| Idiopathic | |||
| All | 15 (15.5%) | 11 (12.2%) | 4 (57.2%) |
| Acute | 9 (9.3%) | 7 (7.8%) | 2 (28.6%) |
| Chronic | 6 (6.2%) | 4 (4.4%) | 2 (28.6%) |
PK penetrating keratoplasty, DALK deep anterior lamellar keratoplasty
aBacteria = 17; fungi = 1; Polymicrobial = 3; Unavailable = 2
bHSV/VZV neuropathy + sterile ulceration = 5; sterile ulceration, other causes = 7