Objective: We report three new cases of müllerianosis of the urinary bladder.
Methods: We present three cases of women in the third decade of life, two of them presenting hematuria and pelvic pain, and the third was referred to perform a recto-vaginal endometriosis surgical procedure. Diagnosis was made by ultrasound and cystoscopy in the first and second case, and by CT scan in the endometriosis case.