“…Based on viral isolation, PCR and serologic tests, a definitive primary HSV-1 infection was diagnosed in Patient 1 in this study. Except one case in the pre-acyclovir era [7,8], most cases in the literature responded well to treatment with minimal residual sequelae, indicating that with early recognition of the sign and proper management, a good visual outcome can usually be anticipated [9][10][11][12][13][14][15].…”