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S1Q3T3 on ECG - Pulmonary Embolism Until Proven Otherwise

- Sam Ghali, M.D.
@EM_RESUS

#S1Q3T3 #ECG #EKG #Electrocardiogram #Cardiology
S1Q3T3 on ECG - ... Pulmonary Embolism ... EM_RESUS #S1Q3T3 #ECG ... #EKG #Electrocardiogram ... #Cardiology #Clinical
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 โ€ข Inferior leads:
on EKG Typical ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis #comparison
Isthmus Independent Atrial Flutter
 โ€ข Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
Independent Atrial Flutter ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Typical (Counterclockwise) Atrial Flutter on EKG
 โ€ข Inferior leads: Sawtooth waves (fast up, slow down; "negative")
on EKG โ€ข Inferior ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Atrial Flutter on EKG
 โ€ข Regularly-occurring atrial activity
 โ€ข โ‰ฅ 240 atrial depolarizations (i.e. flutter waves)
EKG โ€ข Regularly-occurring ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Reverse Typical (Clockwise) Atrial Flutter on EKG
 โ€ข Inferior leads: "Positive" waves often notched (usually not
on EKG โ€ข Inferior ... #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Multifocal Atrial Tachycardia (MAT)
โ€ข At least 3 different P wave morphologies: 
โ€ข Rate 100-180
โ€ข Irregular 
Etiology
Secondary to chronic lung ... โ€ข Hypoxia โ€ข Pulmonary ... Tachycardia #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
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
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... Specific for critical ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... AV block 1ยบ - long ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology