Adverse Occurrence type:
Time to detection:
Alerting signals, symptoms, evidence of occurrence:
Primary graft failure and epithelial defects and deterioration leading to graft failure
Demonstration of imputability or root cause:
Proven - Viral culture of swabs taken from corneas during the early postoperative period. Failed donor corneas were examined histopathologically by immunohistochemistry (IHC) for HSV-1 antigens, transmission electron microscopy (TEM), and by polymerase chain reaction (PCR) for HSV DNA. Infection confirmed.