21 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... 3 different P wave ... #Tachycardia #MAT ... #EKG #Management
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ... tachycardia ECG ... #rhythm #tachycardia ... electrocardiogram #clinical #comparison ... #Arrhythmias
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Atrial ... (3) SVTs - atrial ... tachycardia (MAT ... 3 different P waves ... #EKG #diagnosis
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Drive: • Sinus Tachycardia ... common finding) • Atrial ... Arrhythmia* (e.g ... also a result of atrial ... • Dominant R Wave
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
: • The P wave ... Wandering Atrial ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... aVR • Classic EKG ... • Predictor of arrhythmia ... : AVNRT, AVRT, atrial ... electrocardiogram #diagnosis #ekg
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
: • The P wave ... Wandering Atrial ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
in the chest or neck ... exam • 12-lead ECG ... flutter, or atrial ... or arrhythmia ... Valvular disease (e.g
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Cardiomyopathy • Inherited arrhythmia ... 300 = NSVT EKG ... capture of the atria ... • Sinus arrhythmia ... • Atrial fibrillation
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Tachycardia: Belong ... Arrhythmia (MAA ... of a variable P-wave ... #Rhythm #tachycardia ... #comparison