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Patient Care During Urologic Testing with Contrast Agents

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Patient Care During Urologic Testing with Contrast Agents

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Questions and Answers

What is a common side effect that patients may experience when contrast agent is infused during a radiographic procedure?

Temporary feeling of numbness in the extremities

Temporary headache and blurred vision

Temporary feeling of coldness and dizziness

Temporary feeling of warmth, flushing of the face, and an unusual flavor in the mouth (correct)

What is advised for patients prior to an MRI of the urinary system?

Continue taking usual medication except for iron supplements (correct)

Avoid caffeine-containing beverages for at least 1 hour before the scan

Avoid food for at least 2 hours before the scan

Avoid iron supplements only

What does a nuclear scan using technetium 99m provide information about?

Blood flow before kidney transplantation

Kidney function (correct)

Chronic kidney injury

Renal masses

What is encouraged for patients after a nuclear scan to promote excretion of the radioisotope by the kidneys?

Drink fluids Signup and view all the answers

What type of contrast agent is used in IV urography?

Radiopaque contrast agent Signup and view all the answers

What can an IVP show during an IV urography test?

Kidneys, ureter, and bladder via x-ray imaging Signup and view all the answers

What emergency supplies should be available in case of an anaphylactic reaction to the contrast agent during urologic testing?

Epinephrine, corticosteroids, vasopressors, oxygen, and airway and suction equipment Signup and view all the answers

Why should contrast agents be used with great caution in older patients and in those with renal impairment?

To prevent contrast-induced nephropathy Signup and view all the answers

Which medications should be discontinued before contrast media administration to prevent adverse effects?

Nephrotoxic medications like vancomycin, amphotericin B, metformin, and NSAIDs Signup and view all the answers

Why is it important to obtain the patient's allergy history with emphasis on iodine, shellfish, and seafood allergies before urologic testing with contrast agents?

To assess the risk of allergic reactions to the contrast agent Signup and view all the answers

Why should patients at risk of contrast-induced nephropathy receive IV hydration prior to the procedure?

To maintain kidney function and reduce nephrotoxicity risk Signup and view all the answers

Why is it essential to notify the primary provider and radiologist if a patient is allergic or suspected to be allergic to iodine before urologic testing?

To ensure appropriate emergency measures are in place Signup and view all the answers