14 results
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
bundle branch block ... ; RWPT, R wave peak ... #VTach #ECG #EKG ... Electrocardiogram #Diagnosis ... #Cardiology
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... counting of HR by EKG ... of conduction block ... • Pseudo-STEMI ... #cardiology #diagnosis
Left Anterior Fascicular Block on EKG
 • Left axis deviation (LAD) (-45 degrees to -90 degrees)
Anterior Fascicular Block ... on EKG • Left ... in leads I and aVL ... #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
new/old infarct STEMI ... • DDx: Acute STEMI ... inversion in avL ... #EKG #diagnosis ... electrocardiogram #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... • Lateral (I + aVL ... Normal: Upright in all ... Electrocardiogram #cardiology ... #diagnosis #system
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... STEMI - Elevation ... of the leads l, aVL ... #EKG #diagnosis ... #differential #cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Framework STEMI ... ; and sinus tachycardia ... STElevation #ST #STEMI ... #cardiology #ecg
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
: Differential diagnosis ... prominent terminal R wave ... electrocardiogram #diagnosis ... #ekg #differential ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(1) Sinus tachycardia ... Multifocal atrial tachycardia ... 3 different P waves ... #EKG #diagnosis ... electrocardiogram #cardiology
Cardiac Findings in Sarcoidosis
Most Commonly Affected Sites:
 - LV free wall (esp. basal posterior wall)
 -
- Effusion ECG ... arrythmias (V. tachycardia ... - Abnormal a-wave ... #Sarcoidosis #Cardiology ... #Involvement #diagnosis