Bladder function is mainly to store urine and expel urine. Symptoms of bladder dysfunction include frequent urination, urinary urgency, urinary retention and urinary incontinence. 1. Storage dysfunction: when the bladder stores urine dysfunction, symptoms such as frequent urination, urinary urgency, urinary incontinence, etc. may occur, and involuntary urination but without sensation may also occur. 2. Voiding dysfunction: Bladder voiding dysfunction is mainly due to weak bladder contraction and inability to expel urine from the bladder, which is prone to urinary retention, manifested by difficulty in urination and pain in the lower abdomen. Overall, if the bladder dysfunction need to go to the hospital in time to check, clear the cause of the disease under the guidance of the doctor for targeted treatment.