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Dr. Ashish Ranjan
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Ultrasound KUB

Also known as USG - Kidney, Ureter, Urinary Bladder
This test is for
Male, Female
Test Preparation
  1. Drink plenty of water before the USG procedure to ensure a full bladder.
  2. Pregnant patients must have a valid prescription with a doctor’s signature, stamp, and DMC number (as per the PCPNDCT Act).
  3. You must carry a valid photo ID (Aadhaar/ Pan card), past reports, and signed informed consent.
  4. Wear loose-fitting clothing and remove any metallic jewelry.

Understanding Ultrasound KUB


What is Ultrasound KUB?

The Ultrasound KUB (Kidneys, Ureters, and Bladder) is a safe, noninvasive, painless imaging test that uses high-frequency sound waves to create detailed images of these vital organs. It helps diagnose conditions such as kidney stones, urinary tract infections, blockages, or other structural abnormalities, offering reliable insights into the urinary system.

The Ultrasound KUB test helps evaluate the health of the urinary system. It assesses the urinary bladder's size, shape, and condition when full and immediately after emptying. It also evaluates the right and left kidneys, ureters, and other soft tissue structures inside the abdomen. In males, the test examines the prostate gland.

This test is often recommended if an individual experiences symptoms such as abdominal pain, blood in the urine, frequent urination, or difficulty urinating. It helps to look for changes in the bladder wall, kidney size, or structure. It is also used to detect stones in the urinary tract and evaluate the reasons for recurrent kidney infections. Additionally, it can help identify the cause of renal or pelvic pain.

The Ultrasound KUB test is a safer alternative to other imaging tests, such as X-rays or Computed Tomography (CT) scans, because it does not use ionizing radiation or require oral contrast agents. 

Usually, fasting is not required for the test. Drink plenty of water before the USG procedure to ensure a full bladder during the test. This ensures clear images of the intended areas. Wear comfortable clothing to allow easy access to the body parts that need to be scanned. Inform the doctor or technician if you are pregnant. While the USG is safe, certain adjustments may be needed to ensure the best care during pregnancy.

Interpretation of test results requires expert guidance. Therefore, do not self-medicate solely based on the test results. Always consult the doctor for a proper understanding of the test results. The Ultrasound KUB helps doctors make informed decisions about further treatment or lifestyle recommendations.

Disclaimer: You must visit your nearest Tata 1mg partnered lab facility for radiology tests.

What is Ultrasound KUB used for?

The Ultrasound KUB test is done:

  • To investigate the causes of symptoms such as abdominal pain, blood in urine, frequent urination, or difficulty in urination.
  • To evaluate the size, shape, and structure of the kidneys, ureters, and bladder.
  • To detect kidney stones, cysts, tumors, fluid accumulation in the kidneys, or blockages in the urinary tract.
  • To diagnose urinary tract infections (UTIs) or recurring infections.
  • To assess kidney function in chronic kidney disease (CKD).
  • To help monitor conditions like hydronephrosis (swelling of the kidneys due to back-up of urine) and post-surgical recovery of the urinary system.

What does Ultrasound KUB measure?

The Ultrasound KUB (Kidneys, Ureters, and Bladder) test measures the size, shape, and structure of these organs to assess their health and detect any abnormalities. It helps identify conditions like kidney stones, cysts, blockages, or tumors and evaluates the presence of fluid buildup or signs of infection. By providing real-time images, the test offers valuable insights into the functioning of the urinary system without the need for radiation.

Answers to Patient Concerns & Frequently Asked Questions (FAQs) about Ultrasound KUB


Frequently Asked Questions about Ultrasound KUB

Q. Is the Ultrasound KUB test safe?

Yes, the Ultrasound KUB test is a safe procedure and uses sound waves instead of radiation.

Q. How long does the Ultrasound KUB test take?

The Ultrasound KUB test may last as long as it takes for the radiologist to get clear images of the intended areas.

Q. Will I feel any pain during the Ultrasound KUB test?

No, the Ultrasound KUB is a painless procedure, though you might feel slight pressure from the probe (transducer).

Q. Why I might need the Ultrasound KUB test?

Your doctor may recommend an Ultrasound KUB to evaluate specific symptoms. These include abdominal pain, blood in the urine, frequent urination, or difficulty in urination. The test looks for changes in the bladder wall, kidney size, or structure. It can detect stones in the urinary tract and evaluate the reasons for recurrent kidney infections. It also helps identify the cause of renal or pelvic pain.

Q. Do I need a doctor's prescription for the Ultrasound KUB test?

Yes, a doctor's prescription is typically required.

Q. How often should I have the Ultrasound KUB test?

The testing frequency depends on your health condition, risk factors, and doctor's recommendations.

Q. What does KUB stand for?

KUB stands for Kidneys, Ureters, and Bladder. This ultrasound specifically focuses on imaging these organs to assess their structure and function.

Q. How is the Ultrasound KUB different from other abdominal ultrasounds?

While a standard abdominal ultrasound may examine a broader range of organs, the Ultrasound KUB specifically targets the urinary system. It focuses on the kidneys, ureters, and bladder to evaluate issues related to these structures.

Q. Is a full bladder necessary for the Ultrasound KUB?

Yes, having a full bladder is often important, as it helps provide clearer images of the bladder and surrounding organs.

Q. Can I have the Ultrasound KUB test if I'm pregnant or breastfeeding?

Yes, the Ultrasound KUB test is safe for pregnant or breastfeeding mothers, but always inform your doctor about your condition before undertaking this test.

Q. How does the Ultrasound KUB test work?

The test uses high-frequency sound waves to create images of the kidneys, ureters, and bladder.

Q. Will I be exposed to radiation during the Ultrasound KUB test?

No, the Ultrasound KUB test does not use radiation.

Q. Can I bring a family member or friend with me during the Ultrasound KUB test?

Although policies may vary across diagnostic centers, a family member can usually stay in the waiting area during the procedure.

Q. Can I take my regular medications before the Ultrasound KUB test?

Generally, yes, but you should discuss all the medications you may be taking before the procedure with your doctor.
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Ultrasound KUB test price for other cities


Price inNew DelhiRs. 455
Price inKolkataRs. 720
Price inDehradunRs. 700
Price inBangaloreRs. 630
Price inThaneRs. 1012
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