Asymptomatic rupture of the uterine scar – diagnosis during routine ultrasound check

Purpose: Asymptomatic ruptures of uterine scars after previous Caesarian Section (CS) are of utmost clinical importance even more so if a vaginal birth after CS (VBAC) is planned. Ultrasound is commonly used in pregnancy and widely available. The routine measurement of the lower uterine segment (LUS) could help detecting patients who should by no means attempt a VBAC as our case suggests. Case: A 38-year-old G4P3 was referred to our unit at 35 weeks and 2 days due to fetal renal pyelectasis seen in the second trimester ultrasound. In all previous pregnancies the children were delivered by CS using a longitudinal…