23 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
on EKG Typical ... up, slow down; "negative ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis #comparison
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Negative F ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
on EKG • Inferior ... up, slow down; "negative ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
on EKG • Inferior ... • V1: Broad & negative ... #aflutter #ecg ... #cardiology #clinical ... #diagnosis
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
Torsades de Pointes
• "Twisting of the pointes" 
• QRS axis swings from positive to negative direction
from positive to negative ... Originates from single focus ... TorsadesDePointes #Diagnosis ... #Cardiology #ECG ... #EKG
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
- Differential Diagnosis ... • Malignancy (e.g ... may have false negative ... #Differential #Diagnosis ... #cardiology
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
>1 of V1-V3 + negative ... delta wave and short ... Syncope #Syndromes #ECG ... #EKG #Checklist ... #diagnosis #cardiology
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
Sgarbossa Criteria - Diagnostic ... Checklist for diagnosing ... 2ms spike - Fusion ... #Checklist #EKG ... #cardiology #lbbb
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
entirely positive or negative ... positive in aVR and negative ... - Fusion beats ... #ekg #cardiology ... #diagnosis #electrocardiogram