Prostatic hyperplasia hypertrophy main symptoms urinary frequency and urgency, urinary difficulty and urinary incontinence and other manifestations. 1. Symptoms of storage phase: the main symptoms of this phase include frequent urination, urinary urgency, urinary incontinence and increased nocturia. 2. Symptoms of voiding stage: with the enlargement of the gland, the mechanical obstruction is aggravated, and the difficulty of urination is aggravated, and the degree of lower urinary tract obstruction is not proportional to the size of the gland. Due to the increase of urethral resistance, patients with delayed onset of urination, prolonged urination time, not far, thin and weak urine line. The urine is divided and there is a feeling of incomplete urination. If the obstruction is further aggravated, the patient must increase abdominal pressure to help urination. 3. Post-voiding symptoms: incomplete urination, increased residual urine: residual urine is the result of the loss of compensation of the bladder urethra muscle. When the amount of residual urine is very large, the bladder is overinflated and the pressure is very high, higher than the urethral resistance, the urine will overflow from the urethra on its own, called overflow incontinence. Some patients usually residual urine is not much, but in the cold, drinking, holding urine, taking drugs or other causes of sympathetic excitation, acute urinary retention can suddenly occur. 4. Other symptoms: hematuria, urinary tract infection, bladder stones, renal impairment. Patients need to consult the doctor for examination and treatment in time if they have any discomfort.