The symptoms of urethral injury are mainly manifested as urethral bleeding, pain, difficulty in urination, etc. The male urethra is relatively long and can be divided into anterior urethra and posterior urethra. Symptoms are a little different, the cause of anterior urethral injury is mostly riding across the injury, ball urethral injury is common, manifested as urethral bleeding, local pain in the urethra, perineal swelling, hematoma, etc., different degrees of urinary difficulty, urinary extravasation, etc. Posterior urethral injuries are mostly caused by pelvic fractures, and membranous urethral injuries are more common. In addition to the above-mentioned symptoms of bleeding from the urethra, pain, hematoma, and difficulty in urination, urinary extravasation may be more severe and extensive. In addition, because of the concomitant pelvic fracture, etc., which causes more bleeding and is often accompanied by hemorrhagic shock, the patient has a rapid heart rate and low blood pressure, and complications of urethral injury often include infection, urethral fistula, and urethral stricture.