8 results
Causes of Hypokalemia - Differential Diagnosis Algorithm
Increased Loss 
 - Increased GI Loss
 - Increased Urinary
Transcellular Shift ... Algorithm #causes #potassium ... #low #pathophysiology
Mechanisms of Drug-Induced Hyperkalemia 
 • Direct renin inhibitor (Aliskiren)
 • Renin release inhibition (NSAIDs, Beta-Blockers)
• Increased EC shift ... differential #diagnosis #pathophysiology ... #pharmacology #potassium
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pharmacology and Pathophysiology ... the cell, serum potassium ... the same site as potassium ... #Pharmacology #Pathophysiology ... #cardiology
Rhabdomyolysis - Differential Diagnosis and Management Summary

Trauma:
 • Immobilization, Crush iniury, Compartment syndrome, Electrical injury
Exertional:
 •
Dermatomyositis) AKI - Pathophysiology ... Shift of extracellular ... Monitor potassium
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
repolarization CLASS 3 - Potassium ... inotropy) ACCP Cardiology ... Classification #Classes #pathophysiology ... #cardiology
Pathophysiology Of Constriction
Exaggerated Ventricular Interdependence:
 • Limited Cardiac Filling due to Fixed Volume → Septum Shifts
Pathophysiology ... Volume → Septum Shifts ... #pericarditis #pathophysiology ... #cardiology #dissociation
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
repolarization CLASS 3 - Potassium ... inotropy) ACCP Cardiology ... Classification #Classes #pathophysiology ... #phases #cardiology
EKG CHANGES AS A RESULT OF CHANGES IN NA OR K CHANNEL CONDUCTION - GRAPHIC BY
JAMES LI, MD #Pathophysiology ... #Toxicology #Cardiology ... #NaK #Sodium #Potassium