33 results
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Specific for critical ... becoming acute anterior ... Serial EKGS in pts ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Flutter on EKG ... Flutter • Inferior ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Note there is ST depression in aVR, a true sign of Left Main occlusion.  Many
in aVR, a true sign ... aVR is a good ECG ... sign of left main ... #Clinical #EM #IM ... #Cardiology #EKG
Hypertrophic Cardiomyopathy (HOCM) - EKG Characteristics
Typical EKG findings may include:
 • Deep and narrow Q waves
Cardiomyopathy (HOCM) - EKG ... Characteristics Typical EKG ... leads • General signs ... Cardiomyopathy #HOCM #EKG ... #ecg #clinical
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Isthmus Independent Atrial ... without typical inferior ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical
Atrial septal defect

An ECG may show the “crochetage” pattern (92% specific)—a notch near the apex of
Atrial septal defect ... An ECG may show ... larger shunt #ECG ... #EKG #Cardiology ... #Crochetage #Sign
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
#Clinical #EM #Cardiology ... #ECG #Atrial #Flutter
A Lewis Lead (also called the S5 lead) is a modified ECG lead used to detect
is a modified ECG ... , based on signs ... standard 12 lead ECG ... Lead I on the ECG ... #Cardiology #EKG
It starts as sinus rhythm with probable inferior STEMI, but becomes ventricular fibrillation (or polymorphic ventricular
with probable inferior ... #Clinical #EM #Cardiology ... #EKG #Arrest #VentricularTachycardia
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Flutter on EKG ... • Inferior leads ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical