What Is Uroflowmetry and Why Is It Performed?

A modern diagnostic method to evaluate urinary bladder function, urethral health, and urine flow rate.

What Is Uroflowmetry?

Uroflowmetry is a simple, painless, and non-invasive procedure (no needles or instruments are inserted into the body). It measures the speed, volume, and overall rate of urine flow during urination.

The patient is asked to urinate into a specialized funnel or electronic measuring device. This instrument calculates the volume of urine released per second and generates a precise flow rate graph on a computer screen.

Why Do Doctors Recommend Uroflowmetry?

Benign Prostatic Hyperplasia

It is highly effective in evaluating whether an enlarged prostate gland in older men is compressing the urethra, reducing urine flow, or causing a obstruction.

Urethral Stricture

If the urethra becomes narrowed due to prior infection or injury, this test measures the severity and location of the blockage.

Weak Bladder Muscle Function

It analyzes whether a neurogenic bladder or weakened bladder muscles prevent complete emptying through live flow tracking.

Preparation Before the Test

Full Bladder Requirement

Drink 3 to 4 glasses of water about 2 hours before the test so your bladder is comfortably full. An adequately filled bladder is essential to measure an accurate flow rate.

Urinate Naturally and Calmly

Do not strain or force urine flow during the test. Urinate naturally while sitting or standing so the computer graph records your actual flow pattern.

Inform About Urinary Infections

If you experience severe burning or a suspected urinary tract infection, inform your urologist or lab technician before testing, as infections can alter readings.

Disclose Urinary Medications

Inform your doctor if you take medications for an enlarged prostate or high blood pressure that relax the urinary tract, as these can affect urine flow speed.

Estimated Cost of Uroflowmetry Test in Bangladesh

Test Name Government Hospital Private Diagnostic Center
Uroflowmetry (Plain - Standard Flow Rate) ৳ 500 - ৳ 800 ৳ 1,500 - ৳ 2,000
Uroflowmetry with PVR (With Post-Void Residual Ultrasound) ৳ 400 - ৳ 800 ৳ 1,500 - ৳ 2,500
Advanced Urodynamic Studies (Including Bladder Pressure Testing) ৳ 1,500 - ৳ 3,000 ৳ 6,000 - ৳ 10,000

Urine Flow Measurement and Blockage Assessment

15–25 ml/s

Normal Urinary Flow Speed

What Is a Normal Urine Flow Rate?

In a healthy adult, the peak urinary flow rate is typically between 15 and 25 milliliters per second (ml/s).

 

How Urine Flow Rates Detect Blockages:

The computer calculates your flow rate by measuring the total volume of urine voided against the total time taken in seconds.

 

When Do Doctors Suspect an Obstruction?

If test results show that peak urine flow drops below 10 ml/s, a urinary tract obstruction or blockage is usually suspected.

Do you have any questions?

Uroflowmetry is an advanced, painless, and reliable test for evaluating urinary difficulties. Do not ignore symptoms like reduced flow or urinary hesitation; consult your doctor today.

Need help? Chat with us!