13 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
up, slow down; "negative ... • V1: Broad & negative ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Myocardial infarction localization. A 12 lead EKG creates a 360 degree view of the electrical activity
V4 sit over the anterior ... and are called anterior ... #EKG #diagram #Electrocardiogram ... #STEMI #Localization ... EmergencyMedicine #Cardiology
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
activity without typical ... CTI-independent flutter • Negative ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Inferior leads ... up, slow down; "negative ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Inferior leads ... • V1: Broad & negative ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Approach to ECGs ... wave inversion in avL ... - early inferior ... #electrocardiogram ... #cardiology #STEMI
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... segment at (or 40-60 ms ... of the leads l, aVL ... #differential #cardiology ... #electrocardiogram
Left Main Coronary Artery Thrombus seen on Angiography

“Mother of all coronary thrombi”.  55 year old
old male with Anterior ... wall STEMI, in ... Cardiogenic shock, ECG ... established, but died on table ... CathLab #clinical #cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... SVT with BBB All ... - Absence of typical ... #ekg #cardiology ... #diagnosis #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Septal (V1-2) • Anterior ... • Lateral (I + aVL ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis