8 results
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
Antiarrhythmics ... Pharmacology Summary ... contraction of atrial ... #Pharmacology # ... #pathophysiology
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
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
Antiarrhythmics ... Vaughan #Williams #Pharmacology ... Classification #Classes ... #pathophysiology ... #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... to diagnose the case ... that’s called “clinical ... Hussain Ch @Hussainch ... PhysicalExam #JVP #Cardiology
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Digoxin Pharmacology ... and Pathophysiology ... intracellular calcium causes ... Decreased heart rate ... #cardiology
Restrictive Cardiomyopathy on Echocardiogram - Apical 4 Chamber View

RCM is a disease of diastole —> severe
Though this case ... is late RCM as ... septum might look ... Echocardiogram #clinical ... echocardiogram #cardiology
Stiff Person Syndrome (SPS) - Diagnosis and Management Summary

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