Women who naturally deliver a singleton will be invited to participate the study. Weekly transabdominal and/or transvaginal ultrasound examinations will be offered until the uterus is completely involuted. The pattern of involution will be analyzed.
Women who naturally deliver a singleton in the Department of Obstetrics and Gynecology, Faculty of Medicine Siriraj Hospital will be invited to participate the study. Weekly transabdominal and/or transvaginal ultrasound examinations will be offered until the uterus is completely involuted. Transabdominal or transvaginal approach will be at the examiner's discretion. Uterine volume will be measured with 3-dimensional sonographic technologies. Ovaries will also be assessed, along with Doppler flow in several vessels in the pelvis. The pattern of involution will be analyzed.
Study Type
OBSERVATIONAL
Enrollment
80
Sequential three-dimension sonographic examination for the uterine size after vaginal delivery. The examination will be performed once a week, until the completion of 7 weeks after delivery.
Faculty of Medicine Siriraj Hospital
Bangkok, Thailand
To create the uterine involution curve after vaginal delivery
Time frame: 7 weeks
To assess an alteration in Doppler parameters in arcuate, uterine and ovarian arteries after vaginal delivery
Time frame: 7 weeks
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