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Hyperkalemia



An abnormally high level of potassium is called hyperkalemia. Potassium is released into the blood when cells are damaged.



Causes

Conditions that cause hyperkalemia include:

Burns
Chemotherapy
Hemolysis (red blood cell destruction caused by infection or burn)
Rhabdomyolysis (destruction of skeletal muscle; associated with acute tubule necrosis, or ATN)
Strenuous exercise (rarely)



Urinary excretion of potassium can be impaired by the following:
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