18 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
on EKG Typical ... up, slow down; "negative ... • V1: Broad & negative ... #ekg #electrocardiogram ... #cardiology #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
activity without typical ... • Negative F ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Typical (Counterclockwise ... up, slow down; "negative ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Reverse Typical ... • V1: Broad & negative ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
● Absence of typical ... ● Positive or negative ... Positive or negative ... point) of S > 100 ms ... Comparison #Diagnosis #Cardiology
3 ECG patterns for Acute Occlusion MI (OMI) without meeting ST elevation criteria
 • Posterior MI
Acute Occlusion MI ... without meeting ST ... MyocardialInfarction #OMI #STEMI ... equivalent #diagnosis #cardiology ... #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
entirely positive or negative ... - Absence of typical ... positive in aVR and negative ... Versus #ecg #ekg #cardiology ... #diagnosis #electrocardiogram
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Management Regular SVT ... , AVRT, Atrial Flutter ... Place patient in semi-recumbent ... position 3) Ask ... Diagnosis #Management #cardiology
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
an isolectric ST ... considered to have ’relative ... STEMI Criteria misses ... Total #ECG #EKG #Electrocardiogram ... #Clinical #Cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
ECGs - Ischemia MI ... big R or R/S>I STEMI ... early inferior MI ... EKG #diagnosis #electrocardiogram ... #cardiology #STEMI