ARRT RRA Practice Questions - ARRT Registered Radiologist Assistant Exam

Which laboratory value is MOST directly used to estimate renal function before administering IV iodinated contrast?

Estimated glomerular filtration rate (eGFR) calculated from serum creatinine Blood urea nitrogen (BUN) alone Serum potassium International normalized ratio (INR)

Correct Answer:

Estimated glomerular filtration rate (eGFR) calculated from serum creatinine

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