Ultrasound-guided puncture of fetal urachal diverticulum

Ultrasound (US) evaluation of a fetal abdomen incidentally showed a large diverticulum of the frontal abdominal wall. The diverticulum passed the bladder, and a urachal diverticulum with a urethral stricture was suspected. At 20 weeks and 5 days gestational age. US-guided puncture of the diverticulum was performed. Preservation of renal function was successful.