16 results
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Bedside eval of rate ... whether AF is cause ... Rate/Rhythm control ... Narrow #Irregular #causes ... #cardiology
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Cardioembolic: Atrial fib ... embolism, Occult a-fib ... - Rare etiologies ... EricsMedicalLectures/ #Stroke #causes ... differential #diagnosis #neurology
Acute Atrial Fibrillation - Initial Options for Rate Control
Diltiazem IV
 •  Rapid onset and rapidly
regimen is not as clear ... IV bolus can cause ... • Does not cause ... pharmacology #management #cardiology ... #AFib #Acute
Antiarrhythmics - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
0 to decrease rate ... inotropy) ACCP Cardiology ... Classification #Classes ... #pathophysiology ... #cardiology
Causes of Atrial Fibrillation

Heart disease 
 - Aging heart 
 - Cardiomyopathies 
 - Congestive heart
Causes of Atrial ... #Fibrillation #AFib ... #Cardiology #Pathophysiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Tachy-arrhythmias (ventricular rate ... Fibrillation (V-Fib ... Differential #Diagnosis #Causes ... #cardiology
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
0 to decrease rate ... inotropy) ACCP Cardiology ... Classification #Classes ... #pathophysiology ... #phases #cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... Physiologic Causes ... Pathologic Causes ... fibrillation at a rate ... #causes #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
testing Heart Rate ... twitching CARDIAC CAUSES ... Nonarrhythmic Cardiac Causes ... NON-CARDIAC CAUSES ... /Afib/WPW) • Loss
Digoxin Pharmacology and Pathophysiology
1) Na/K ATPase Pump - Digoxin works by directly binding to and inhibiting
Pharmacology and Pathophysiology ... intracellular calcium causes ... Decreased heart rate ... #Pharmacology #Pathophysiology ... #cardiology