Umbilical Sebaceous Cyst Mimicking Infected Urachal Sinus
Keywords
Umbilicus, sebaceous cyst, urachus, urachal sinus, CT, ultrasound scanAbstract
In addition to the most likely diagnoses for umbilical signs in adults (umbilical hernia, metastatic tumour, endometriosis, congenital abnormalities such as umbilical-urachal sinus and gallstones retained or spilled at the umbilicus), the differential diagnosis should also include epidermoid cyst arising from the skin of the umbilicus.We describe the case of a young man who presented with a persistent umbilical discharge which was initially thought to be umbilical-urachal sinus, but later found to be a sebaceous cyst.