Answer :
Increased bun is a characteristic of the intrarenal category of acute renal failure.
Acute kidney injury (AKI), formerly known as acute renal failure, is an abrupt loss in kidney function brought on by internal or intrinsic kidney disease. Finding and fixing the kidney injury's source is a part of treating intrinsic acute kidney injury.
Nonsteroidal anti-inflammatory medications (NSAIDs) and angiotensin-converting enzyme (ACE) inhibitors are the main causes of prerenal acute renal failure (NSAIDs). Angiotensin II levels fall as a result of the inhibition of ACE, which hinders the conversion of angiotensin I to angiotensin II.
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