Status:

NOT_YET_RECRUITING

Study on Doppler Ultrasound Measurement of Changes in Uterine Artery Blood Flow in Normal First Trimester Pregnancies and Its Prediction on Abortion

Lead Sponsor:

Second Affiliated Hospital of Wenzhou Medical University

Conditions:

Abnormal Uteroplacental Circulation

Eligibility:

FEMALE

16-40 years

Brief Summary

Objective:To explore the study of Doppler ultrasound in first trimester pregnancies to measure the change of uterine artery blood flow in normal pregnancies and the prediction on abortion, which provi...

Eligibility Criteria

Inclusion

  • Healthy pregnant women Group
  • Intrauterine pregnancy sac and cardiac activity were confirmed by ultrasound examination at 6 weeks;
  • Complete maternal clinical data;

Exclusion

  • The level of chorionic gonadotropin (HCG) was static or decreased by ultrasonography;
  • multiple pregnancy;
  • Patients with congenital uterine malformations, uterine fibroids and any other uterine disease;
  • Patients who have chronic diseases or are receiving chronic treatment.
  • Pregnant women with recurrent pregnancy loss Group
  • Inclusion Criteria:
  • Intrauterine pregnancy sac and cardiac activity were confirmed by ultrasound examination at 6 weeks;
  • Complete maternal clinical data;
  • There has been a history of spontaneous abortion with the same sexual partner for two or more consecutive times;

Key Trial Info

Start Date :

October 1 2023

Trial Type :

OBSERVATIONAL

Allocation :

ESTIMATED

End Date :

April 30 2026

Estimated Enrollment :

200 Patients enrolled

Trial Details

Trial ID

NCT06043804

Start Date

October 1 2023

End Date

April 30 2026

Last Update

September 21 2023

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