A–Z Glossary

Ultrasound-indicated cerclage

An ultrasound-indicated cerclage is considered when imaging shows a short cervix in someone with a previous spontaneous preterm birth or second-trimester loss.

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Cervical insufficiency and cerclage procedure

Cervical insufficiency and cerclage procedure

Understanding cervical insufficiency The cervix is the lower, narrow portion of the uterus that opens into the vagina. In most pregnancies, it remains long and closed until late in the third trimester, when normal cervical ripening begins in preparation for labor. In cervical insufficiency, the cervix may shorten or dilate prematurely, sometimes without contractions, pain, […]