Sequential Volume Measurement of Postpartum Uterus Using 3-dimensional Sonographies

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.

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Key information

Conditions

Healthy

Sex eligibility

Female

Study type

Observational

Primary location

Faculty of Medicine Siriraj Hospital

Bangkok, 10700, Thailand

About this study

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.

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

Women who deliver a singleton vaginally will be invited to participate the study.

Exclusion criteria

Women who deliver multiple gestation.
Women who deliver by Cesarean section
Women who have puerperal complications eg. postpartum hemorrhage or infection

Treatment and study plan

Ultrasound examination

Other

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.

Other names: Three dimensional ultrasound, postpartum

Primary outcomes

To create the uterine involution curve after vaginal delivery

Time frame: 7 weeks

Secondary outcomes

To assess an alteration in Doppler parameters in arcuate, uterine and ovarian arteries after vaginal delivery

Time frame: 7 weeks

Sponsors and collaborators

Lead sponsor

Mahidol University

Other

Registry information

Acronym: 3DUT

Important dates

Study start: 2009
Primary completion: 2009
Study completion: 2009
First posted: Jun 12, 2009
Registry last updated: May 4, 2010

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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