Third degree cervical erosion must be cancerous?

Cervical erosion generally refers to cervical columnar epithelium ectopic, third degree cervical columnar epithelium ectopic itself will not be cancerous.

Cervical columnar epithelium ectopic essentially refers to the cervical columnar epithelium in the role of estrogen from the mouth of the cervical canal to the mouth of the cervical canal, third degree refers to the cervical columnar epithelium ectopic area more than 2/3 of the total area of the cervix

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