12 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Atrial Flutter • Inferior ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis #comparison
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
becoming acute anterior ... maker' lesion Typically ... Wellens #Sign #EKG ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
activity without typical ... inferior sawtooth ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Inferior leads ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Inferior leads ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
deWinter T waves - starts ... in avL - early inferior ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Septal (V1-2) • Anterior ... de pointes • Short ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
Pulmonary Embolism on ECG ... Differential/diagnosis ... See thread for POCUS ... #EKG #Electrocardiogram ... #clinical #cardiology
Benign T-wave Inversion (BTWI) vs. Wellens'
 • Usually in leads V3-V6 (vs. V2-V4 in Wellens'), but
frequent TWI in inferior ... often has STE typical ... Inversion #BTWI #EKG ... #ECG #diagnosis ... #cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... elevation in V1 and V2 typically ... #differential #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram