Precautions after bladder surgery are as follows: 1, life: avoid strenuous exercise, avoid holding urine, need to promptly discharge urine when there is an urge to urinate, to prevent long-term accumulation of urine in the bladder, resulting in bladder volume expansion, resulting in trauma bleeding; 2, diet: no special dietary contraindications, rich in high-quality protein is appropriate to promote trauma healing; 3, review: patients have a high probability of recurrence after bladder surgery, need regular follow-up, observation, if there is a recurrence, further surgical treatment is required.