13 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 ... #aflutter #ecg ... #cardiology #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Negative F ... Independent #Atrial #Flutter ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
"Sinus Tach" at ... cue to look for flutter ... #Clinical #EM #Cardiology ... #ECG #Atrial #Flutter
Vereckie Algorithm - Lead aVR - Ventricular Tachycardia - Telemetry Diagnosis
WCT is VT IF:
 • Initial
or q wave > 40 ms ... downstroke of negative ... Tachycardia #WCT #VTach ... avr #diagnosis #cardiology ... #ekg #ecg #telemetry
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Counterclockwise) Atrial Flutter ... up, slow down; "negative ... Counterclockwise #Atrial #Flutter ... #aflutter #ecg ... #cardiology #clinical
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Typical atrial flutter ... This results in negatively-directed ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Clockwise) Atrial Flutter ... • V1: Broad & negative ... Clockwise #Atrial #Flutter ... #aflutter #ecg ... #cardiology #clinical
LBBB Ventricular Tachycardia Criteria - Lead V1 - Telemetry Diagnosis
WCT is VT IF:
 • Initial r
Initial r wave > 30 ms ... nadir of S > 60 ms ... Tachycardia #WCT #VTach ... V1 #diagnosis #cardiology ... #ekg #ecg #telemetry
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Approach to ECGs ... entirely positive or negative ... positive in aVR and negative ... #VT #VTach #SVT ... #ekg #cardiology
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
● Positive or negative ... Positive or negative ... point) of S > 100 ms ... Visualmed #VT #VTach ... Comparison #Diagnosis #Cardiology