方法：运用图像分析系统将诊断性挖空细胞核与正常鳞状上皮细胞核比较。

Method: To compare nucleus of diagnosis hollow cells with normal squamous cells by using image analysis system.

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HPV感染的病理组织学特征是挖空细胞形成，这种病变在大部分的SPI和CIN患者中被发现(62例，74.6%)。

Histologically, HPV infection was characterized by koilocytosis, and the lesion was found in most (62, 74.6%) patients with SPI and CIN.

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