title: Potassium disturbances in open heart surgery.
mesh_terms: D001145:Arrhythmias, Cardiac / Q000209:etiology; D006348:Cardiac Surgical Procedures; D005112:Extracorporeal Circulation; D006801:Humans; D007008:Hypokalemia / Q000209:etiology*; D014882:Water-Electrolyte Balance