前列腺肥大是老年男性常见病,是下尿路梗阻性疾病之一,由于前列腺腺体增生肥大而压挤后尿道使排尿受阻(部分或完全),产生不同程度的排尿障碍,轻者出现尿频(特别夜尿次数增多),排尿费力、费时,尿线变细,尿程缩短以致尿不成线呈点滴状,尿后仍感尿意等等排尿困 Prostatic hypertrophy is a common disease in elderly men, is one of the lower urinary tract obstruction, urinary tract obstruction (partial or complete) due to prostatic hyperplasia hypertrophy and squeeze the urethra, resulting in varying degrees of voiding dysfunction, mild urinary frequency ( Especially the number of nocturnal urination increased), urination laborious, time-consuming, thinner urine, urinary tract shortened so that the urine was not drip-like line, urinary bladder sensation is still feeling so sleepy