86 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 ... #Differential #Causes
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
Causes of Hyperkalemia ... Excretion (IV potassium ... Transcellular Shift ... Diagnosis #Algorithm #Causes
Antiarrhythmic Drugs

CLASS IA
 • Procainamide, Quinidine, Disopyramide
CLASS 1B
 • Lidocaine, Mexiletine
CLASS 2
 • Propranolol, Esmolol
CLASS 4
Antiarrhythmic Drugs CLASS ... Disopyramide CLASS ... Adenosine, Magnesium, Potassium ... #Medications #Classes ... Classification #Pharmacology
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 ... Transcellular Shift ... Diagnosis #Algorithm #causes ... #potassium #low
Here’s a review of the Renin-Angiotensin-Aldosterone system (RAAS)

This is a very common pathway that clinicians should
with excreting potassium ... sodium, which causes ... inhibiting drug classes ... will increase potassium ... ReninAngiotensinAldosteroneSystem #RAAS #Pharmacology
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Clenching of fist during ... • Recent IV potassium ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
Drugs affecting the cardiac action potential. The sharp rise in voltage ("0") corresponds to the influx
repolarizing eflux of potassium ... #Pathophys #Pharmacology ... Antiarrhythmics #Classes
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Clenching of fist during ... • Recent IV potassium ... Intracellular Shift ... differential #diagnosis #causes ... #potassium #high
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Shift of extracellular ... oxidative iniury Treatment ... Monitor potassium ... Management #Summary #causes ... #treatment