Hypokalemia is defined as a plasma potassium concentration of
Hypokalemia, defined as a plasma K+ concentration of <3.5 mM, Hyperkalemia is defined as a plasma potassium level of 5.5 mM Ref: Harrison 19e pg: 305
< 3.5 mmol/L
< 3.6 mmol/L
< 3.7 mmol/L
< 3.8 mmol/L
Fluid and electrolytes