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Tags
#nephrology
Question
Causes of Hyperkalemia
Answer
(1) Increased intake

(2) Shift of K+ out of cells
--Insulin deficiency – DKA, hyperglycemia
--Muscle necrosis – rhabdomyolysis
--Hemolysis (red cell destruction)

(3) Failure of renal excretion of K+
--Low flow to CCD (↓ ECFV, very low GFR)
--Low aldosterone:
  • Adrenal disease (rare)
  • ACE inhibitors, angiotensin blockers (common)
  • K‐sparing diuretics (common)
  • Tubular dysfunction (advanced renal failure)

Tags
#nephrology
Question
Causes of Hyperkalemia
Answer
?

Tags
#nephrology
Question
Causes of Hyperkalemia
Answer
(1) Increased intake

(2) Shift of K+ out of cells
--Insulin deficiency – DKA, hyperglycemia
--Muscle necrosis – rhabdomyolysis
--Hemolysis (red cell destruction)

(3) Failure of renal excretion of K+
--Low flow to CCD (↓ ECFV, very low GFR)
--Low aldosterone:
  • Adrenal disease (rare)
  • ACE inhibitors, angiotensin blockers (common)
  • K‐sparing diuretics (common)
  • Tubular dysfunction (advanced renal failure)

Summary

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