A<unk>  is internal damage to the urethra caused by injury, such as straddle or pelvic fracture trauma, or disease such as Balanitis Xerotica Obliterans.
Urethral stricture
Urethral diverticulum
Neurogenic bladder
Bladder outlet obstruction
Urethral syndrome
Urinary bladder hernia
Rectovaginal fistula
Vesicoureteral reflux