Contrast agent nephropathy

Contrast associated nephropathy (CAN) refers to a sudden decrease in renal function caused by a contrast agent. Commonly used contrast agents are generally hypertonic, with an iodine content of up to 37%. They are filtered by the glomerulus in the body without being absorbed by the renal tubules. The concentration of the drug in the kidney increases when dehydrated, which can cause kidney damage Acute renal failure occurred.

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