The evaluation of urinary frequency begins with a history and physical exam, including a pelvic exam in females.
The physical exam is usually normal in someone with urinary frequency.
Testing is often required to determine the underlying cause for urinary frequency.
Tests that may be used to evaluate urinary frequency include:
- Complete blood count
- Kidney function tests
- Urine culture
- Urine cytology
- Urine stress test
- Bladder metrics:
- Measures the amount of urine in the bladder after voiding
- Measures the urine flow rate
- Measures bladder capacity
- Bladder manometry
- Intravenous pyelogram
- CT scan of the abdomen and pelvis.
- Abdominal ultrasound
Additional tests that may be used to evaluate urinary frequency in men include:
For more information:
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- Czaja CA, Hooton TM. Update on acute uncomplicated urinary tract infection in women. Postgrad Med. 2006 Jun-Jul;119(1):39-45. 
- Hung MJ, Ho ES, Shen PS, Sun MJ, et al. Urgency is the core symptom of female overactive bladder syndrome, as demonstrated by a statistical analysis. J Urol. 2006 Aug;176(2):636-40. 
- Staskin DR. Overactive bladder in the elderly: a guide to pharmacological management. Drugs Aging. 2005;22(12):1013-28.