How to detect whether the bladder is ruptured: 1, bladder rupture occurs in the case of holding urine, if the bladder does not hold urine it is difficult to occur spontaneous rupture of the phenomenon. Therefore, when the state of holding back urine suddenly appeared lower abdominal pain, this time may be bladder rupture. 2, bladder rupture urine will overflow out of the bladder, into the abdominal cavity or into the extraperitoneal tissues, at this time must be accompanied by a decrease in the amount of urine, at the same time, may be accompanied by abdominal pain or lower abdominal distension, etc.. If you suffer some external injury under the condition of holding urine, and then there is a decrease in urine output accompanied by abdominal pain, then there may be bladder rupture. 3, bladder rupture may lead to elevated body temperature, because the urine enters the intestinal canal and enters the abdominal cavity can cause peritonitis changes, elevated temperature, abdominal pain, accompanied by a decrease in urine output, then there may be a rupture of the bladder, but ultimately, we must go to the hospital to conduct the relevant examination to confirm the diagnosis. But ultimately, it is necessary to go to the hospital for relevant examinations to confirm the diagnosis.