Diagnosis at PKP | No | HSV-1 | HSV-2 | VZV | ||||
---|---|---|---|---|---|---|---|---|
(positive results) | ||||||||
I | HSK, primary graft | 20 | 8 | 0 | 5 | |||
Allograft failure with initial HSK diagnosis | 11 | 2 | 1 | 1 | ||||
II | Allograft failure with initial non-HSK diagnosis | 17 | 8 | 0 | 1 | |||
Ulcers, non-specified | 9 | 3 | 0 | 1 | ||||
III | Keratoconus | 15 | 0 | 0 | 2 | |||
BKP | 14 | 2 | 0 | 2 | ||||
Corneal dystrophies | 16 | 0 | 0 | 1 | ||||
Corneal trauma, including chemical burns | 7 | 0 | 0 | 1 | ||||
IV | Eye bank corneas | 23 | 1 | 0 | 0 |
Statistical analysis (χ2) showed significant differences in the amount of positive results (HSV-1 PCR) when group I was compared with IV, p=0.012 and group II was compared with III, p=0.003, and II compared with IV, p=0.003.
↵Three dual infections and two single VZV infections;
↵triple infection;
↵dual infections.