54 results
Bradycardia Diagnostic and Management Algorithm

CONSIDER ETIOLOGY (not inclusive): 
 - STRUCTURAL: sick sinus, AV block, ischemia,
and Management Algorithm ... Hypothyroidism - TOX: beta-blockers ... LIFE THREATENING CAUSES ... TREATMENT - Drugs (beta-blockers ... #Differential
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
- Differential ... Diagnosis Algorithm ... cells: Insulin, Beta-Agonist ... #Diagnosis #Algorithm ... #causes #potassium
Antiarrhythmic Medications - Vaughan Williams Classification - Summary Table
Class I agents - Sodium Channel Blockers⠀
Class II
Sodium Channel Blockers ... are beta blockers ... - Potassium Channel ... Blockers Class ... Calcium Channels Blockers
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Classification: CLASS ... : • MOA: Block ... 2 - Beta Blockers ... 3 - Potassium Channel ... alpha & beta adrenergic
Hypokalemia - Differential Diagnosis Algorithm

Transcellular Shift:
 • Alkalosis
 • ↑ beta-2 adrenergic simulation 
 • Erythropoiesis
Hypokalemia - Differential ... Diagnosis Algorithm ... Alkalosis • ↑ beta ... #Diagnosis #Algorithm ... nephrology #low #potassium
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
inhibition (NSAIDs, Beta-Blockers ... Angiotensin II Receptor Blockers ... Sodium-channel blockers ... #hyperkalemia #differential ... #pharmacology #potassium
Causes of Hyperkalemia - Differential Diagnosis Algorithm
 • Increased Intake
 • Reduced Excretion (IV potassium with
- Differential ... Diagnosis Algorithm ... Excretion (IV potassium ... Hyperkalemia #Nephrology #Differential ... #Diagnosis #Algorithm
Hyperkalemia - Differential Diagnosis Framework

PseudoHyperkalemia:
 • Lab error
 • Traumatic venipuncture
 • Hemolysis, thrombocytosis, leukocytosis
 •
Hyperkalemia - Differential ... • Recent IV potassium ... • Beta blockers ... cell membrane - Beta ... #potassium #high
Drugs causing hyperkalemia
 • Impaired release of renin: NSAIDs, Beta blockers, Cyclosporine, tacrolimus, Diabetes, Elderly
 •
renin: NSAIDs, Beta ... blockers, Cyclosporine ... Sodium Channel Blockers ... #medications #causes ... #differential #
Causes of Hyperkalemia - Reduced Excretion - Differential Diagnosis Algorithm

Reduced flow through distal nephron - TTKG
Reduced Excretion - Differential ... Diagnosis Algorithm ... Aldosterone • ENaC blockers ... nephropathy • Beta ... #Hyperkalemia #IntercellularShift