Kidney Function Illustration (IMAGE) Cold Spring Harbor Laboratory Caption To tame a tumor, clinicians must give a patient the right amount of drugs. Too little, and it will not destroy the tumor. Too much, and it could damage tissues beyond the tumor. Because most drugs are removed from the body through the kidney, it is critical to know how well the kidney functions. Previous methods for estimating kidney function underestimated how quickly kidneys were clearing out the drugs. Credit Ben Wigler/CSHL, 2020 Usage Restrictions Attribution required License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.