1 All authors: Department of Radiology, Penn State College of Medicine, The Milton S. Hershey Medical Center, 500 University Dr, Hershey, PA 17033.
OBJECTIVE. The differential diagnosis of renal disease is extensive. The purpose of this article is to enable the reader to recognize and understand the abnormal nephrographic patterns encountered in practice. CONCLUSION. Recognizing the different nephrographic patterns on CT urography can be invaluable in understanding the morphologic and physiologic condition of the kidney and ultimately diagnosing the disease process.