Hyperkalemia
Inpatient Management Guide Definition Hypokalemia Mild hypokalemia—potassium 3.1–3.5 mEq/L Moderate hypokalemia—potassium 2.5–3 mEq/L Severe hypokalemia—potassium < 2.5 mEq/L, or symptomatic Hyperkalemia Mild hyperkalemia—potassium 5.1–5.4 mEq/L Moderate hyperkalemia—potassium 5.5–5.9 mEq/L Severe hyperkalemia—potassium >6.0 mEq/L. Etiology Hypokalemia Most common causes: GI losses—vomiting, diarrhea, laxative abuse Diuretic use (thiazides, metolazone, loop diuretics) Other drugs (beta agonists, caffeine, verapamil, …