Routine laboratory studies are common in the intensive care unit; abnormalities are even more common. Typically these studies include a chemistry panel (Chem 10). The differential diagnoses of the most frequent and clinically relevant electrolyte abnormalities are detailed below.
Differential Diagnosis and Evaluation of Hyponatremia
Differential Diagnosis and Evaluation of Hypernatremia
Differential Diagnosis and Evaluation of Hypokalemia
Differential Diagnosis of Hyperkalemia
Differential Diagnosis of Hypo and Hypercalcemia
Differential Diagnosis of Hypo and Hypermagnesemia
Differential Diagnosis of Hypo and Hyperphosphatemia
- Marino, P. (2014). Marino’s the ICU book. Philadelphia: Wolters Kluwer Health/Lippincott Williams & Wilkins.
- Fulop, M. (1998). Algorithms for diagnosing some electrolyte disorders. American Journal of Emergency Medicine, 16(1), 76–84.
- WikEM: Hypokalemia
- WikEM: Hyponatremia