The cervical squamatization zone contained groups of special cells covered with dense microvilli. 宫颈鳞化部出现表面被覆短而密集微绒毛的特殊细胞簇。
Calculus excites renipelvic mucous membrane for a long time, and causes the form of papillated hyperplasia squamatization and atypical hyperplasia of the organs, and then leads to the burst of cancer. 结石长期刺激肾盂粘膜,致使组织发生乳头样增生,鳞状化生和非典型性增生,进而导致癌变。