Shravan Sridhar, MD, MS discusses his study in AJR that provides a retrospective review of patients with abnormal renal uptake Technicium 99m MDP bone scans in which the causes of abnormal renal uptake, imaging follow up, and interventions are assessed. The study identifies several different conditions responsible for abnormal uptake, ranging in levels of clinical significance and degree of actionability. This study underscores the importance of careful assessment of the kidneys on whole body bone scan.