Urologic and Nephrological Imaging Techniques

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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?

It requires bowel prep Signup and view all the answers

In a KUB, what does the acronym stand for?

Kidney Ureters Bladder Signup and view all the answers

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

High radiation exposure Signup and view all the answers

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

Peripheral edema Signup and view all the answers

Which condition is reversible?

Contrast-induced nephropathy Signup and view all the answers

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

All of the above Signup and view all the answers

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

2-10 weeks Signup and view all the answers

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

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

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

Stop metformin for 48 hours post-contrast Signup and view all the answers

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

Pregnancy Signup and view all the answers

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

It involves imaging the ureters using contrast media. Signup and view all the answers

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

It cannot be used for evaluation of microhematuria. Signup and view all the answers

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

Renal or adrenal masses Signup and view all the answers

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

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

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

CT angiogram Signup and view all the answers

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

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

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

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

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

Renal ultrasound 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?

Renal ultrasound Signup and view all the answers

What is the main purpose of a renal scintigraphy?

To assess perfusion and function of the kidneys Signup and view all the answers

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

It helps determine if renovascular hypertension is present Signup and view all the answers

What is the main purpose of a renal angiography?

To detect obstructions in the renal arteries Signup and view all the answers

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