What degree of hyperkalemia do you tolerate for those with proteinuric chronic kidney disease and persistently elevated serum potassium levels?  

The K comes back 6.3 and you send them to the ER, and repeat K is 5.7, no EKG changes. That dance gets tiresome. How often do you think the opposite would occur? (K is 5.7 and you repeat it and it is 6.1?) K varies day to day and lab measurement to lab measurement.I am extreme, I do not expect other...