11 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Junctional escape rhythm ... idioventricular rhythm ... Fibrillation (V-Fib ... Differential #Diagnosis #Causes ... #cardiology
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
Atrial Fibrillation ... Pre-Excitation AFib ... For rate and/or rhythm ... PreExcitation #clinical ... #ecg #ekg #electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Premature atrial ... interval) • AFib ... Tachycardia - ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Irregularly irregular rhythm ... #cardiology #EKG ... #ECG #Electrocardiogram ... #labeled #clinical
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Atrial ... arrest - escape rhythms ... 200ms from longer pause ... EKG #diagnosis #electrocardiogram ... #cardiology #differential
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
Irregular wide-complex tachycardia ... (< 5% pts with afibb ... serum creatinine, test ... #Fibrillation #AFib ... diagnosis #management #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Heart Rate and Rhythm ... Rapid and regular rhythms ... and irregular rhythms ... /Afib/WPW) • Loss ... #Palpitations #Cardiology
Acute Atrial Fibrillation - Initial Options for Rate Control
Diltiazem IV
 •  Rapid onset and rapidly
Acute Atrial Fibrillation ... conversion to sinus rhythm ... IV bolus can cause ... pharmacology #management #cardiology ... #AFib #Acute
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
’s a great ECG case ... This rhythm is all ... #EKG #ECG #Electrocardiogram ... #Cardiology #EKG ... #Clinical
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Drive: • Sinus Tachycardia ... Arrhythmia* (e.g., A-Fib ... AcutePE #diagnosis #cardiology ... #electrocardiogram