1Department of Medicine, University of Colorado School of Medicine, Anschutz Medical Campus, Aurora, Colorado

2Department of Radiology, University of Colorado Anschutz Medical Campus, Aurora, Colorado

Correspondence: Dr. Joshua M. Thurman, Division of Nephrology and Hypertension, University of Colorado School of Medicine, B-115 1775 Aurora Court, M20-3103, Aurora, CO 80045. Email: [email protected]