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

1) Upsloping
Winter T Wave ECG ... (>= 1 mm) 2) ... DeWinter #TWaves #ECG ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... 1. ... • Classic EKG ... #AVR #leadAVR #ecg ... #ekg #differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... leads with STE in avR ... #Ischemia #ECG ... #EKG #diagnosis ... electrocardiogram #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
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 1 , 3:2, 4:3, etc ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... in aVR • Posterior ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
relationship (2: ... 1 or 3:1 block) ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Right Heart Catheterization - Pulmonary Artery Pressures and Calculations
PULMONARY VASCULAR RESISTANCE = (meanPAP-PCWP) / CO
 •
- Pulmonary Artery ... RV dysfunction. e.g ... forward flow. e.g ... consumption) can lead ... #diagnosis #cardiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: 1. ... system activity, 2. ... level <100 pg/ml EKG ... ventricular function Pulmonary-Artery ... #cardiology
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