Guest: Suzanne M. Norby, M.D. (@SuzanneNorby) 

Host: Darryl S. Chutka, M.D. (@ChutkaMD) 

When should we be concerned about an elevated creatinine level? What role should the creatinine level, GFR, BUN, and cystatin C play in determining renal function? Dr. Suzanne Norby discusses the common findings in renal function testing, the various factors that can influence the test results, and when to consider imaging. 

Deeper Dive:

• https://news.mayocliniclabs.com/2016/05/05/ask-the-expert-cystatin-c-and-creatinine-complementary-markers-of-gfr/