20 results
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Typical (Clockwise) Atrial ... Flutter on EKG ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis #comparison
Atrial Flutter on EKG
 • Regularly-occurring atrial activity
 • ≥ 240 atrial depolarizations (i.e. flutter waves)
Atrial Flutter on ... EKG • Regularly-occurring ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Isthmus Independent Atrial Flutter
 • Rapid atrial activity without typical inferior sawtooth waves suggests CTI-independent flutter
CTI-independent flutter ... #Flutter #aflutter ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
Typical atrial ... the tricuspid valve ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
Counterclockwise) Atrial ... Flutter on EKG ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Reverse Typical (Clockwise) Atrial Flutter on EKG
 • Inferior leads: "Positive" waves often notched (usually not
Typical (Clockwise) Atrial ... Flutter on EKG ... #ecg #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... nodal conduction Uses ... : - Atrial fibrillation ... and atrial flutter ... #EKG #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
flutter (3) ... 200ms from longer pause ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... common finding) • Atrial ... also a result of atrial ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves • Caused ... closed tricuspid valve ... activation from SVT (e.g ... Cannon #AWaves #diagnosis ... #cardiology #CVP