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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)

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Tree Number(s): C18.452.950.396

MeSH Unique ID: D006947

Entry Terms:

  • Hyperkalemias
  • Hyperpotassemia
  • Hyperpotassemias

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