第四节尿道损伤（Fourth urethral injuries）.docVIP

第四节尿道损伤（Fourth urethral injuries） Fourth urethral injury,.Txt life, is used to run, rather than used to care about. Love is used to hold, not to test. Love is for love, not for hurt. Money is for enjoyment, not for measure. Lies are used to break, not to decorate. Trust is for precipitation, not for challenge. Fourth urethral injuries Urethral injuries (urethral, injuries) are classified into two types: open and closed. Open injuries are caused by shrapnel and sharp instrument injuries, often accompanied by penetrating injuries of the scrotum, penis or perineum. The closed injuries are contusion, laceration or direct injury of instruments in the cavity. Urethral injury is more common in male. Anatomically, the male urethra is divided into two segments: the anterior and the posterior segments. The anterior urethra includes the bulb and the penis, and the posterior urethra contains the prostate and the membranous portion. The injuries of bulb and membranous part are more common. Male urethra injury is a common emergency in Department of urology. Improper treatment in the early stage will cause urethral stricture, diaper rash and other complications. The anterior and posterior urethral injuries have their own characteristics, and are described separately. Anterior urethral injury The male anterior urethral injury occurs frequently in the bulb, and this urethra is fixed in the perineum. When the cross part of the perineum is injured, the urethra is pushed into the lower part of the pubic symphysis, causing the injury of the urethra bulb. Such lesions can be contusion, laceration or complete rupture. Urethral contusion when only oedema and haemorrhage, can from... The more. The laceration of urethra causes the hematoma around the urethra and urinary extravasation, resulting in paralytic urethral stricture after the healing. The urethra breaks completely, causes the broken end to withdraw and the separation, the haematoma is bigger, has the urine retention, forcibly urina