14 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
Here’s an ECG of a patient with 100% Acute LAD Occlusion

Remember that RBBB normally has ST
with 100% Acute LAD ... considered to have ’relative ... STEMI Criteria misses ... #EKG #Electrocardiogram ... #Clinical #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
Wraparound LAD STEMI on EKG
47 year old with chest pain. Ectopic atrial rhythm with ST elevations.
Wraparound LAD STEMI ... Ectopic atrial rhythm ... #STEMI #EKG #clinical ... #cardiology #electrocardiogram ... #ecg
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
) Atrial Flutter ... up, slow down; "negative ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... maker' lesion Typically ... Serial EKGS in pts ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Reverse Typical ... • V1: Broad & negative ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
entirely positive or negative ... - Absence of typical ... #VT #VTach #SVT ... #ekg #cardiology ... #diagnosis #electrocardiogram
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
: odd QRS from native ... Criteria - Suspect STEMI ... > 1 mm in any lead ... #electrocardiogram ... #ecg #cardiology
Modified Sgarbossa Positive ECG

Interestingly, the ECG for this case report shows development of conventional STEMI criteria
of conventional STEMI ... in that it is negative ... complex 10 in lead ... #Electrocardiogram ... #Clinical #Cardiology