Causes of female nocturnal urination

First, suffering from urinary tract infection, this time can show urinary tract mucosal congestion edema, especially acute cystitis or urethritis congestion edema is more serious, can lead to patients stubborn frequent micturition, accompanied by urgency, urination pain, accompanied by macroscopic hematuria symptoms, need to carry out urine routine examination to further identify whether there is infection. Second, female bladder function showed different degrees of obstacles, with age, pelvic floor muscle relaxation, bladder showed dehydration performance. At this time can show incomplete bladder emptying and lead to excessive residual urine, resulting in frequent night phenomenon. Residual urine B-ultrasound examination, often residual urine more than 50ml, while physical examination, can be accompanied by bladder prolapse performance. Third, women over the age of 60, or women who show cardiac insufficiency, can show frequent urination at night. Because the heart function improves slightly after lying down, the amount of blood returned to the heart increases, resulting in an increase in the amount of urine filtered by the kidneys. Or elderly women, showing a decrease in renal function concentration and dilution, showing frequent nocturnal urination.