Urologic and Nephrological Imaging Techniques
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Questions and Answers

What is the main indication for a KUB?

  • Detecting kidney stones (correct)
  • Monitoring kidney function
  • Diagnosing heart conditions
  • Assessing lung abnormalities

    • Which of the following is a contraindication for an Intravenous Pyelography (IVP)?

  • Pregnancy (correct)
  • Hematuria
  • Chronic kidney disease with creatinine <2.0
  • Recurrent UTI

    • What is a limitation associated with a Voiding Cystourethrography (VCUG)?

  • Uses oral contrast
  • Provides detailed imaging of the kidneys
  • Does not require contrast media
  • Requires the use of a urinary catheter (correct)

    • Why is Intravenous Pyelography (IVP) not commonly used?

    <p>It requires bowel prep</p> Signup and view all the answers

    In a KUB, what does the acronym stand for?

    <p><strong>K</strong>idney <strong>U</strong>reters <strong>B</strong>ladder</p> Signup and view all the answers

    What is a potential drawback of a Kidney-Ureter-Bladder (KUB) X-ray?

    <p>High radiation exposure</p> Signup and view all the answers

    Which of the following is a symptom of contrast-induced nephropathy?

    <p>Peripheral edema</p> Signup and view all the answers

    Which condition is reversible?

    <p>Contrast-induced nephropathy</p> Signup and view all the answers

    Which patient group is at a higher risk of developing contrast-induced nephropathy?

    <p>All of the above</p> Signup and view all the answers

    What is the typical time frame for the onset of nephrogenic systemic fibrosis after exposure to gadolinium?

    <p>2-10 weeks</p> Signup and view all the answers

    Which of the following statements about contrast-induced nephropathy is incorrect?

    <p>A patient must have risk factors to develop contrast-induced nephropathy</p> Signup and view all the answers

    What is the recommended action for patients taking metformin after receiving contrast media?

    <p>Stop metformin for 48 hours post-contrast</p> Signup and view all the answers

    Which of the following is a contraindication for a voiding cystourethrogram (VCUG)?

    <p>Pregnancy</p> Signup and view all the answers

    Which of the following statements about a retrograde pyelography (RGP) is correct?

    <p>It involves imaging the ureters using contrast media.</p> Signup and view all the answers

    Which of the following is NOT a limitation of a renal ultrasound?

    <p>It cannot be used for evaluation of microhematuria.</p> Signup and view all the answers

    Which of the following is an indication for a CT scan with intravenous contrast?

    <p>Renal or adrenal masses</p> Signup and view all the answers

    Which of the following statements about a CT urogram is correct?

    <p>It has excellent specificity for renal, ureteral, bladder, and adrenal malignancy.</p> Signup and view all the answers

    Which of the following imaging modalities is the preferred test for detecting renal artery stenosis?

    <p>CT angiogram</p> Signup and view all the answers

    Which of the following statements about MRI in urology/nephrology is correct?

    <p>It is contraindicated in patients with metal implants or devices.</p> Signup and view all the answers

    Which of the following statements about an MR urogram is incorrect?

    <p>It is used to evaluate the surrounding areas in addition to the urinary system.</p> Signup and view all the answers

    Which of the following is the test of choice for suspected polycystic kidney disease (PCKD)?

    <p>Renal ultrasound</p> Signup and view all the answers

    Which of the following imaging modalities is recommended as the initial test for children and pregnant patients with microhematuria?

    <p>Renal ultrasound</p> Signup and view all the answers

    What is the main purpose of a renal scintigraphy?

    <p>To assess perfusion and function of the kidneys</p> Signup and view all the answers

    Which of the following statements about a captopril renogram is correct?

    <p>It helps determine if renovascular hypertension is present</p> Signup and view all the answers

    What is the main purpose of a renal angiography?

    <p>To detect obstructions in the renal arteries</p> Signup and view all the answers

    Which of the following is a contraindication for a renal angiography?

    <p>Pregnancy</p> Signup and view all the answers

    Which of the following is NOT a common use of adrenal scintigraphy?

    <p>Assessing perfusion and function of the kidneys</p> Signup and view all the answers

    What is a disadvantage of a renal angiography compared to other imaging techniques?

    <p>CTA and MRA are better initial tests for evaluating renal artery stenosis</p> Signup and view all the answers

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