10 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Diagnosis - Absent a wave ... waves - Atrial ... a waves - First-degree ... block - Large a waves ... - Large cv waves
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #Cardiology #Neck
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
(ECG) on consecutive ... by a blocked P wave ... Clinical #EM #IM #Cardiology ... #MedStudent #EKG ... #Mobitz #ECGEducator
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
(ECG) on consecutive ... by a blocked P wave ... Clinical #EM #IM #Cardiology ... #MedStudent #EKG ... #Mobitz #ECGEducator
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Block • The P wave ... • Normal P waves ... the dropped P wave ... first conducted P wave ... #ekg #ecg #diagnosis
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
200 msec) • P wave ... intervals until a P wave ... completely absent, P waves ... #ecg #ekg #diagnosis ... #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Non-conducted P waves ... summary #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
overdose: Prominent R wave ... aVR • Classic EKG ... prominent terminal R wave ... #AVR #leadAVR #ecg ... #diagnosis #ekg