10 results
De Winter T Wave ECG Pattern 
STEMI Equivalent - Left anterior descending (LAD) occlusion 

1) Upsloping
Pattern STEMI ... anterior descending (LAD ... ST elevation in aVR ... (>= 1 mm) 2) ... #EKG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... 1. ... main coronary artery ... events in-hospital. heart ... failure, and death. 2.
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
height of QRS in 2 ... >0.1 mV in any 2 ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
beat conducted 2) ... Criteria - Suspect STEMI ... Diagnosis #Checklist #EKG ... #electrocardiogram ... #ecg #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
at (or 40-60 ms after ... 2 mm ST elevation ... in aVR • Posterior ... #differential #cardiology ... #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
P waves in lead ... 1 , 3:2, 4:3, etc ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
relationship (2: ... 1 or 3:1 block) ... summary #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
QRS complex Pulmonary ... elevation seen > 2 ... • Epicardial artery ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
liver disease and pulmonary ... 1. ... Echocardiogram #clinical #pocus ... #a4c #intrapulmonary ... #cardiology #saline
Peripartum Cardiomyopathy (PPCM)

What is PPCM?
• A form of acute systolic heart failure that develops late in
• Occurs in ~1 ... Spontaneous coronary artery ... tachycardia on the electrocardiogram ... patients require LVAD ... Cardiomyopathy #Cardiology