8 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... #Pharmacology # ... #pathophysiology ... #phases #cardiology
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... inotropy) ACCP Cardiology ... Vaughan #Williams #Pharmacology ... #pathophysiology ... #cardiology
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... Palpitations, light-headedness ... Decompensated HF ... electrical) • Antiarrhythmic ... diagnosis #management #cardiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... (lengthens phase ... 4 and phase O of ... #cardiology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

Epidemiology:
 • Prevalence: 1-2 cases per million -
Prevalence: 1-2 cases ... Person Syndrome Pathophysiology ... Spasms - visualized-tight ... • CSF: Oligoclonal ... diazepam, sleep DDx
Clinically Significant Cardiovascular Drug-Drug Interactions With OTC Supplements and Herbal Products
Angiotensin-Converting Enzyme Inhibitors (ACEIs)
 • Night-blooming
vera, Licorice - Causes ... potential arrhythmias Class ... I Antiarrhythmic ... supplementals #herbal #pharmacology ... #DDI #table #cardiology
Fetal and Post Transition Circulation

In the fetal circulatory system, oxygenated blood is delivered via the umbilical
oxygenated blood passes ... atrium and into ... the left atrium ... #Circulation #Pathophysiology ... #Cardiology #Anatomy
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
Libman Sacks) • Atrial ... positive in 90% of IE cases ... Glomerulonephritis DDX ... • Left sided > Right ... Differential #Diagnosis #cardiology