After urination, there is still a little bit of urine that is not discharged, which is called urinary incontinence, causing urinary incontinence for a variety of reasons.1, urinary tract infections can appear obvious urinary incontinence, because patients with bladder mucosal congestion and edema, a small amount of urine stimulation can produce the feeling of urination, so during the period of infection there will be a sense of incontinence accompanied by urinary frequency, urgency, urine routine laboratory tests can be diagnosed.2, if there is a If there are stones in the bladder or urethra, the feeling of incomplete urination can always occur. Patients still feel a sense of holding urine in the bladder after the completion of urination, which is the stone stimulation of the local mucosa and cause related symptoms, the need for ultrasound examination of the urinary system to further exclude. 3, male prostate hyperplasia, prostatitis will appear to have a sense of incomplete urination, accompanied by urinary effort, thinning of the urine line, urinary divergence, urethral secretion of white viscous prostatic fluid, etc., need to carry out the ultrasound examination of prostate, and the prostate fluid, and the prostatic ultrasound examination. Ultrasound of the prostate gland is needed, and routine prostate fluid should be performed to further confirm the diagnosis.