NCT07165743View on ClinicalTrials.gov

Evaluation of Fetal Bladder Emptying During the 11-14 Weeks' Ultrasound Examination as a Negative Predictive Marker for Chromosomal Abnormalities

Active, not recruitingOBSERVATIONAL
Enrollment

270

Participants

Timeline

Start Date

August 28, 2025

Primary Completion Date

October 31, 2025

Study Completion Date

January 30, 2026

Conditions
Chromosomal Aneuploidies (e.g., Trisomy 21, Trisomy 18, Trisomy 13); Prenatal Screening Accuracy
Interventions
DIAGNOSTIC_TEST

40-Minute Real-Time First-Trimester Ultrasonography

A one-time midsagittal ultrasound performed between 11 +0 and 14 +0 weeks. Bladder emptying time and post-void longitudinal bladder diameter are recorded. No invasive procedures are performed.

Trial Locations (1)

34265

SBÜ Haseki Training and Research Hospital - Perinatology Department, Istanbul

All Listed Sponsors
lead

Haseki Training and Research Hospital

OTHER