MSD Manual

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Cervical Dysplasia
Cervical Dysplasia

    Normal cells on the surface of the cervix may slowly change, becoming abnormal. Without treatment, these changes, called dysplasia or cervical intraepithelial neoplasia (CIN), may lead to cancer. CIN is classified as mild (CIN 1), moderate (CIN 2), or severe (CIN 3).

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Cervical Cancer