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

Regular Rhythm - Narrow Complex
Bedside eval of rate ... whether AF is cause ... Tx: Underlying cause ... Rate/Rhythm control ... #cardiology
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
Ventricular Fibrillation on Echocardiogram (A4C)
Rare glimpse of echocardiogram just at the onset of VF, no organized
Echocardiogram (A4C) Rare ... ShariqShamimMD #VFib ... Fibrillation #clinical #cardiology ... #POCUS #Echocardiogram
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
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 - Vaughan Williams Classification:
CLASS 1 - Sodium Channel Blockers:
 • MOA: Block fast Na+ channels
0 to decrease rate ... inotropy) ACCP Cardiology ... Classification #Classes ... #pathophysiology ... #cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Diagnosis and Pathophysiology ... Physiologic Causes ... fibrillation at a rate ... Differential #Diagnosis #Pathophysiology ... #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
Atrial Fibrillation on POCUS Echocardiogram (A4C)

35yoF presents with acute onset atrial fibrillation.  POCUS shows dilated
Fibrillation on POCUS ... POCUS shows dilated ... Very clear regurgitant ... #Fibrillation #AFib ... A4C #clinical #cardiology