Cerclage for the Management of Cervical Insufficiency
Cervical insufficiency: definition
The inability of the uterine cervix to retain a pregnancy in the absence of the signs and symptoms of clinical contractions, or labor, or both in the second trimester。
Uterine cervix
Absence of the signs and symptoms
Second trimester
A short cervical length in the second trimester is not sufficient for the diagnosis.
Cervical conizationLEEPMechanical dilationObstetric lacerationsCongenital müllerian anoma ...


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