If you’re constantly going to the restroom or leaking urine, you may have a problem with your lower urinary tract. Fortunately, you don’t have to accept your condition as a normal part of life. Urodynamic testing can help identify the cause of your problem, so you can get treatment and move forward with confidence.
“Understanding the source of a bladder or urine problem can be life-changing,” says Dr. Maurizio Buscarini, an experienced, board-certified urologist at Beaufort Memorial Urology Specialists. “It can lead to proper treatment and relief for symptoms that have slowed you down for months or even years.”
What Is Urodynamic Testing?
Your urinary tract is made of two sections: the upper and lower tracts. The upper part consists of your kidneys and ureters. Kidneys extract waste and fluid from your blood to form urine. The urine is then transported to the lower urinary tract, which consists of the bladder and urethra. The bladder stores urine before it is excreted through the urethra.
Urodynamic testing is a series of tests that helps identify problems with the lower urinary tract. Depending on your specific situation, you may benefit from one or more of these tests.
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The Different Types of Urodynamics Testing
There are many types of urodynamic testing:
- Cystometric test — After emptying your bladder with a thin, flexible tube (catheter), a urologist or other specialist fills the bladder with water through a second catheter. When you feel the need to urinate, the urologist measures the pressure in your bladder and the amount of fluid it contains. In some cases, an additional catheter inserted into your vagina or rectum is used to measure pressure.
- Electromyography — A series of sensors measures the electrical activity of muscles and nerves that control your lower urinary tract. The purpose is to find communication problems between your bladder and pelvic floor.
- Leak point pressure measurement — This is performed along with a cystometric test. The goal is to see how much fluid your bladder can hold before leaking. An instrument called a manometer notes the precise moment urine leaks, known as the leak point pressure.
- Postvoid residual urine measurement — After urinating, this test measures the amount of urine left in your bladder. Your urology care provider may use an ultrasound or a catheter-based exam for this residual measurement.
- Pressure flow study — “Pressure is necessary to push urine out of the bladder,” Dr. Buscarini says. “A pressure flow study determines the amount of pressure needed to urinate. It also measures how quickly urine flows from your bladder, which is known as your flow rate.” This test can help detect blockages that slow urine flow.
- Uroflowmetry — You urinate into a container that measures the flow of your urine. This helps determine how much urine your bladder holds and your flow rate. Test results help identify weak bladder muscles or an obstruction to urine flow.
- Video urodynamic tests — While filling and emptying your bladder, a radiologist or other specialist uses X-ray imaging services to record how your bladder responds. Contrast dye may be added to improve image clarity.
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Who Needs Urodynamic Testing?
“For the right person, urodynamic testing is a powerful tool,” Dr. Buscarini says. “It allows us to diagnose all sorts of urinary tract problems, including overactive bladder, urinary tract obstruction and urinary incontinence.”
The Urology Care Foundation states that your healthcare provider may recommend urodynamic testing for the following reasons:
- Difficulty completely emptying your bladder
- Frequent urinary tract infections (UTIs)
- Intermittent urine flow (repeated starts and stops while attempting to urinate)
- Problems with leaking urine
- Sudden urge to urinate
- Urinating an excessive number of times daily
- Weak urine flow
Read More: Bladder Control Medication to Tame Urge Urinary Incontinence
Your Urodynamic Testing Experience
If you’re considering urodynamic testing, here’s what to expect, during and afterward.
- Pre-testing — Before urodynamic testing, many do not need to take any special precautions. However, you may undergo a physical depending on your particular situation. Your provider may perform a pelvic exam (for women) or a digital rectal exam (for men). You may also provide a urine sample for analysis or track your bathroom habits for a few days.
- Preparing for your test — On the day of your test, your healthcare provider may ask you to arrive with your bladder full of urine. This allows testing to begin immediately.
- Managing discomfort — Most urodynamic tests are painless. Tests that use catheters may be uncomfortable, but they shouldn’t hurt. A numbing gel can help reduce pain during catheter use.
- Recovering and resuming life — You may experience slight discomfort when urinating after the test, but this should improve within a few hours. Since no anesthesia is used, you can drive yourself home immediately after the test and return to normal life. Some test results are ready immediately. Others may take a few days.
“Often, the biggest obstacle to treating urinary tract problems is overcoming embarrassment,” Dr. Buscarini says. “By admitting your symptoms to your primary care provider, you take a giant step toward regaining control of your bladder and life, so don’t wait.”
Read More: Interstitial Cystitis: When Bladder Pain Won’t Go Away
Detecting Embarrassing Problems With Urodynamic Testing
Issues with your lower urinary tract can cause discomfort and embarrassment. Urodynamic testing can detect the underlying problem, so you can get the treatment you need.
- There are many types of urodynamic testing. Each measures the pressure inside your bladder, the amount of fluid it holds and more.
- You may benefit from these tests if you experience frequent UTIs, accidental urine leakage or other troubling urinary symptoms.
- Your testing experience should be quick and comfortable, and test results are available soon afterward.
Find a urology provider at Beaufort Memorial.
