Loading...
Wide use of cervical cancer screening and subsequent treatment of cervical intraepithelial neoplasia (CIN) have significantly lowered the incidence of cervical cancer. However, removal or destruction of cervical tissue modifies the integrity of the cervix and raises the potential risk for preterm delivery. Results from two studies confirm this assumption.
In one study, researchers used data from the Norwegian birth and medical registries from 1967 to 2003 to assess the effects of cervical conization on gestational age at delivery in three cohorts: women who delivered after conization, those who delivered before conization, and those who delivered without ever undergoing conization. Among women with prior conization, 17% of deliveries were pr…