Female infant with a mass protruding from the vagina

Clinical image of prolapsed ectopic ureterocele
Clinical image shows a purple mass protruding from the vagina. On ultrasound the mass was cystic and there was a left-sided duplicated kidney whose upper pole collecting system was extremely dilated.

The diagnosis was prolapse of an ectopic ureterocele into the vagina in a patient with a left duplicated kidney.