图示：子宫颈黏膜上皮不典型增生
左侧的正常鳞状上皮转变为右侧的混乱排列模式，或称为不典型增生。此为癌变的更危险的信号，但不典型增生仍是一种潜在的可以逆转的过程。
This is cellular dysplasia in the uterine cervix. The normal cervical squamous epithelium has become transformed to a more disorderly growth pattern, or dysplastic epithelium. This is farther down the road toward neoplasia, but dysplasia is still a potentially reversible process.