A urachal cyst is a sinus from the allantois during embryogenesis. It is a cyst which occurs in the remnants between the umbilicus and bladder.
This is a type of cyst occurring in a persistent portion of the urachus, presenting as an extraperitoneal mass in the umbilical region.
Lower abdominal pain
Pain on urination
Persistent umbilical discharge
Diagnosis & Treatment
Ultrasound is an excellent diagnostic tool
Staged procedure : percutaneous drainage and delayed cyst removal.
Staged procedure remains the most effective surgical option in children with urachal cyst.
A renal screening ultrasound must be included in the preoperative work-up.
Ciro Pesce et al. Eur Urol 2000;38:457-460
Goldman I et al. Urology 1998;140:375-378