👉 Periureteritis is a condition in which there is inflammation of the ureters, or tubes that carry urine from the kidneys to the bladder. In this case, it's affecting the urethra, the tube that carries urine from the bladder to the body. Ureteritis is an inflammation of the outer wall of the urinary tract (the part inside the bladder and outside the pelvis). This can occur in many different conditions, including urinary tract infections such as UTIs (ur