Book excerpt: In this issue of Medical Clinics of North America, guest editors Dr. Jeffrey Turner and Ursula Brewster bring their considerable expertise to the topic of An Update in Nephrology. Top experts in the field provide timely updates in CKD, kidney disease, kidney health, renal replacement therapy, and treatments. - Contains 12 practice-oriented topics including diagnosis of CKD and assessing eGFR; diabetic nephropathy; pregnancy in CKD: AKI in pregnant women and management of CKD in the pregnant patient; onco-nephrology; and more. - Provides in-depth clinical reviews on nephrology, offering actionable insights for clinical practice. - Presents the latest information on this timely, focused topic under the leadership of experienced editors in the field. Authors synthesize and distill the latest research and practice guidelines to create clinically significant, topic-based reviews.