The nurse would expect that the most pronounced elevations in serum potassium and BUN would occur in patients who have ARF resulting from which of the following conditions?

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Severe crushing injuries can cause a condition known as rhabdomyolysis, which results in significant muscle breakdown and release of potassium, myoglobin, and other toxins into the bloodstream. This can lead to significant elevations in serum potassium and BUN levels. Cardiogenic shock, nephrotoxic drugs, and renal vascular obstruction can also cause ARF, but they are not typically associated with as significant elevations in potassium and BUN levels as rhabdomyolysis.

The Nurse Would Expect That the Most Pronounced Elevations in Serum