16 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... • At least 3 different ... • Hypoxia • Pulmonary ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... main coronary artery ... aVR • Classic EKG ... #AVR #leadAVR #ecg ... #ekg #differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Atrial ... P waves in lead ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
Pulmonary Embolism on POCUS Echocardiogram

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Triage EKG (no prior ... Sister had MI in ... Differential/diagnosis ... Echocardiogram #A4c ... #clinical #cardiology
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
beat conducted 2) ... Criteria - Suspect STEMI ... #Checklist #EKG ... electrocardiogram #ecg ... #cardiology #lbbb
Diastolic Function Grading - Schematic diastolic filling patterns

I: impaired relaxation, II: moderate diastolic dysfunction (pseudonormal), III:
LV compliance), ECG ... flow progression, LA ... : left atrium, PASP ... : pulmonary artery ... #Diagnosis #Cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Physical exam • 12-lead ... ECG • Limited ... Valvular disease (e.g ... Pheochromocytoma • Pulmonary ... #Palpitations #Cardiology
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Tachycardia: Belong ... of at least 3 different ... dominant pacemaker focus ... #cardiology #ekg ... #ecg #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
QRS complex Pulmonary ... elevation seen > 2 ... • Epicardial artery ... #cardiology #ecg ... #ekg #electrocardiogram
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
Artery Pressures ... RV dysfunction. e.g ... forward flow. e.g ... consumption) can lead ... #diagnosis #cardiology