<unk>  is defined as plasma potassium concentration less than 3.5 mEq/L.<unk>  may present as ileus, muscle cramps, rhabdomyolysis, and polyuria.  Electrocardiography findings may include U wave, flat or inverted T waves, prolonged QT interval, and ventricular ectopy.
Hypokalemia
Hyponatremia
Hypernatremia
Alkalosis
Hypermagnesaemia
Hyperkalemia
Hypoosmolality
Hypocalcemia