19 results
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Alkalosis • ↑ beta ... MatthewHoMD #Hypokalemia ... Diagnosis #Algorithm #nephrology ... #low #potassium
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
of Drug-Induced Hyperkalemia ... inhibition (NSAIDs, Beta-Blockers ... Sodium-channel blockers ... MunerMohamed1 #hyperkalemia ... #pharmacology #potassium
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... • Beta blockers ... cantaloupe #hyperkalemia
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... Suspicion for Hyperkalemia ... Drugs Causing Hyperkalemia ... • Beta blockers ... images/12834 #hyperkalemia
Drugs that Impair Renal Potassium Excretion 

Decreased ENaC channel function: Amiloride, Triamterene, Pentamidine
Decreased Aldosterone Synthesis: Heparin,
that Impair Renal Potassium ... Release: NSAIDs, Beta-Blockers ... happypillsrx/ #Hyperkalemia ... Pharmacology #Impaired #Potassium
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... duration CLASS 2 - Beta ... repolarization CLASS 3 - Potassium ... alpha & beta adrenergic ... pathophysiology #cardiology
Bradycardia - Differential Diagnosis Framework

BRADI Mnemonic
 • BRASH/Hyperkalemia
 • Reduced oxygen/Glucose/Temp
 • ACS
 • Drugs
 •
Mnemonic • BRASH/Hyperkalemia ... BRASH Syndrome - Hyperkalemia ... • Shock • Hyperkalemia ... Electrolytes: • hyperkalemia ... Medications: • Beta
Causes of Hyperkalemia - Differential Diagnosis Framework
 • Cellular Shift:
   - Exercise
Causes of Hyperkalemia ... - Medications: beta ... blockers, digitalis ... Hemolysis • Pseudo hyperkalemia ... Medicine @ucsdim #Hyperkalemia
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
- When digoxin blocks ... - Hyperkalemia ( ... Since digoxin blocks ... , in states of hypokalemia ... Pathophysiology #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... duration CLASS 2 - Beta ... repolarization CLASS 3 - Potassium ... alpha & beta adrenergic ... inotropy) ACCP Cardiology