CAMRT Radiography Practice Exam

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Study for the CAMRT Radiography Exam. Prepare with our comprehensive quiz that features multiple choice questions along with hints and explanations designed to enhance your understanding. Get ready to excel in your exam!

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For a patient with low GFR and creatinine levels, which type of contrast is most appropriate?

Ionic contrast
Non-ionic contrast
Osmotic contrast
Gas contrast

The correct answer is: Non-ionic contrast

Non-ionic contrast is the most appropriate choice for a patient with low GFR and elevated creatinine levels. This type of contrast media has a lower osmolality compared to ionic contrast, which results in fewer side effects and complications, particularly in patients with compromised renal function. Non-ionic contrast agents are known for their improved safety profile and reduced incidence of adverse reactions, such as contrast-induced nephropathy, which is a significant concern for patients with low glomerular filtration rates (GFR). The use of non-ionic contrast minimizes the risk of renal impairment, making it the preferred option in clinical scenarios involving patients with kidney concerns. It’s also less likely to cause discomfort during imaging procedures. The other types of contrast, such as ionic contrast, are typically associated with higher osmolality and greater potential for adverse effects in renal patients, while osmotic and gas contrasts are not relevant in the context of traditional contrast-enhanced imaging for kidneys or other organs.