hyperpotassemias 《英文msh词典》Hyperpotassemias ; [入口词] Hyperpotassemias ; [主题词] Hyperkalemia ; [英文释义] Abnormally high potassium concentration in the blood,most often due to defective renal excretion. It is characterized clinically by electrocardiographic abnormalities (elevated T waves and depressed P waves,and eventually by atrial asystole). In severe cases,weakness and flaccid paralysis may occur. (Dorland,27th ed)