How should changes in plasma creatinine be interpreted?What is a fractional excretion, and how does measuring it help in clinical practice?Is it helpful to diagnose a triple acid-base disturbance, or is it just a mental exercise?Focusing on the areas that are particularly challenging for trainees, Dr. David Leehey presents 20 of the most perplexing and clinically relevant nephrology questions faced by medical students, residents, and nephrology fellows and attendings. His three decades of teaching experience provide real-world perspective on topics such as complex acid...