Uroflowmetry measures the rate and pattern of urine flow during voiding, recording peak flow, average flow and voided volume over time. It helps detect bladder outlet obstruction (e.g., enlarged prostate, urethral stricture), poor bladder contractility or neurogenic bladder, and abnormal voiding patterns that cause urinary symptoms. Results guide further diagnostic testing and treatment decisions for lower urinary tract dysfunction.

Before your uroflowmetry, drink enough fluid in the hour beforehand so your bladder feels comfortably full but not painful; don’t urinate until the test. Avoid caffeine or alcohol that can change urine flow. Take usual medications unless your clinic advises otherwise. Empty your bowels first, wear loose clothing, and tell staff about recent urinary infections, catheter use, incontinence, or medications affecting urination.

A uroflowmetry test is non‑invasive and generally not painful. You simply urinate into a special device that measures flow rate and volume; there are no needles or instruments inserted. Some people feel embarrassment, urgency, or mild bladder discomfort if they must wait to fill, and underlying urinary conditions can make voiding uncomfortable. The procedure is quick, outpatient, and requires no recovery.

Uroflowmetry itself is quick: the actual voiding usually takes under a minute while the device records flow for a few seconds. Plan on about 5–10 minutes for the test including instructions and measurement. If a bladder scan to measure post-void residual is also done, the appointment may take 15–30 minutes. Bring a full bladder or follow clinic instructions to avoid rescheduling.

Uroflowmetry costs vary by country and facility. In the UK it’s usually free on the NHS; private clinics charge about £30–£200. In the US outpatient fees commonly range $50–$300 (higher without insurance). In India it’s often ₹200–₹1,000. Actual price depends on hospital, location, added tests and specialist consultation—check with your provider for exact fees.

No — uroflowmetry cannot reliably detect a urinary tract infection. It measures urine flow rate and pattern to identify obstruction or voiding dysfunction, but it doesn’t detect bacteria or inflammation. UTIs require symptom assessment plus urinalysis and urine culture for diagnosis. If infection is suspected, clinicians order urine tests (and sometimes imaging) rather than relying on uroflowmetry alone.