Benign prostatic hyperplasia three main

According to foreign reported in the literature and clinical conclusion, generally benign prostatic hyperplasia in three phases.
Phase 1: also known as symptoms of stimulation, there are nights frequency, posterior urethral perineal discomfort, prolonged voiding, and fine lines such as urinary symptoms, the number of residual urine volume was 50 ml, can be a normal urinary map curve.
Phase II: a period known as residual urine, the symptoms increase, at the same time be forced voiding the dark belly, residual urine volume in between 50 to 150 ml, and with residual urine flu, there may be sudden acute urinary retention or infection, urinary plans were more waveform curve.
Phase III: also known as the decompensated stage or expansion of urinary bladder closure period, residual urine volume of more than 150 ml, and there was imbued urinary incontinence or urinary retention, renal dysfunction, urinary map was curve.
On the first phase in the treatment of more conservative treatment; Phase II trial may be conservative treatment, such as ineffective treatment for early surgery; third phase should be the first choice surgery to relieve the obstruction to protect renal function.