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    Cervical Effacement

    Cervical Effacement

    Picture of cervical effacement

    As labor nears, the fetus's head drops down into the pelvis and pushes against the cervix. The cervix begins to thin (efface) and open (dilate), sometimes over a few weeks.

    By Healthwise Staff
    Primary Medical Reviewer Sarah Marshall, MD - Family Medicine
    Specialist Medical Reviewer Kirtly Jones, MD - Obstetrics and Gynecology
    Last Revised November 2, 2011

    Last Revised: November 2, 2011

    Author: Healthwise Staff

    Medical Review: Sarah Marshall, MD - Family Medicine & Kirtly Jones, MD - Obstetrics and Gynecology

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