149 results
Causes of Hyperkalemia

Hyperkalemia is caused by excess potassium intake, impaired potassium excretion, or transcellular shifts. The
Causes of Hyperkalemia ... Hyperkalemia is caused ... by excess potassium ... transcellular shifts ... dysfunction is common #Diagnosis
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... - Differential Diagnosis ... Excretion (IV potassium ... Transcellular Shift ... #Algorithm #Causes
REBEL Review 71: Treatment of Thyroid Storm 

Propranolol 
Esmolol 
Propylthiouracil (PTU) 
Methimazole 
Saturated Solution of Potassium
REBEL Review 71: Treatment ... Saturated Solution of Potassium ... table #management #treatment ... #pharmacology # ... comparison #Dosages #dosing
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Causes of Hypokalemia ... - Differential Diagnosis ... Transcellular Shift ... #Algorithm #causes ... #potassium #low
Hyperkalemia Management Algorithm
 • Treat the cause & optimize hemodynamics and ventilation
 • Reconsider treatment leadingto
• Treat the cause ... • Reconsider treatment ... and parenteral potassium ... Intracellular K+ Shift ... #potassium #high
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... Clenching of fist during ... phlebotomy High ... Intracellular Shift ... #causes #potassium
Hyperkalemia - Management Algorithm
 • IV calcium
 • IV insulin and glucose and/or salbutamolt
 • Consider
Dialysis Serum potassium ... blocks, QRS axis shift ... #hyperkalemia #potassium ... #high #diagnosis ... management #algorithm #treatment
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
• Increased EC shift ... #differential #diagnosis ... pathophysiology #pharmacology ... #potassium #medications
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
- Differential Diagnosis ... Clenching of fist during ... phlebotomy High ... Intracellular Shift ... #causes #potassium
Potassium-Binding Agents to Treat Hyperkalemia
Sodium zirconium cyclosilicate (Lokelma):
 • Mechanism: Preferentially captures K in exchange for
Potassium-Binding ... and sodium • Dosing ... patients sensitive to high ... of aspiration #Potassium ... #medications #pharmacology