Essay A patient in hospital presented with a serum potassium concentration of 6.6mmol/L. Discuss the possible causes, further investigation and any consequences of this finding. Potassium is the predominant intracellular cation. This means that serum potassium concentrations are a poor indicator of total body potassium, as only 2% exists in the extracellular fluid. It is disturbances in the balance between the extracellular and intracellular concentrations that cause raised serum potassium levels, which may even occur …showed first 75 words of 1176 total…

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