Michael G. Shlipak, MD, MPH; Lesley A. Inker, MD, MS; Josef Coresh, MD, PhD
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JAMA. 2022;328(9):883-884. doi:10.1001/jama.2022.12407
An 80-year-old man with type 2 diabetes and hypertension was referred to the nephrology clinic for persistent hyperkalemia. The patient was frail and sedentary, with a BMI of 37. His estimated glomerular filtration rate calculated using creatinine was 64 mL/min/1.73 m2. How would you interpret these results?