The ratio is derived by dividing the blood urea nitrogen (BUN) worth by the creatinine worth. As an illustration, a BUN of 20 mg/dL and a creatinine of 1 mg/dL yields a ratio of 20. Each measurements are routinely obtained via a normal blood check.
Evaluating these two values gives beneficial insights into kidney operate and total hydration standing. Traditionally, this calculation has served as an important diagnostic software, serving to healthcare professionals differentiate between varied causes of kidney dysfunction, reminiscent of dehydration, decreased blood stream to the kidneys, or intrinsic kidney illness. A standard ratio sometimes falls inside a selected vary, with deviations suggesting potential underlying points.