A herpetic ulcer is seen microscopically to have a sharp margin. 疱疹性溃疡有明显的界限。
At high magnification, the squamous mucosa at the margin of the herpetic ulcer shows pale pink "ground glass" inclusions within squamous epithelial cells. 高倍镜下,疱疹性溃疡边缘的鳞状上皮细胞内有浅粉红色的毛玻璃样物。