15 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology ... #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #PhysicalExam #JVP ... #Cardiology #Neck
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Diagnosis - Absent ... a wave - Atrial ... Jugular #Waveforms #JVP ... #Differential # ... #cardiology
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
negatively-directed flutter waves ... positively-directed flutter waves ... to the flutter waves ... #Diagnosis #ECG ... #EKG #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
diagnosis includes ... overdose: Prominent R wave ... prominent terminal R wave ... #ekg #differential ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
No associated P-wave ... , and the T-wave ... Diagnosis: • PAC ... #diagnosis #differential ... #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Diagnosis Summary ... Degree AV Block Type ... blocks #AVBlock #cardiology ... #ekg #ecg #diagnosis ... electrocardiogram #classification
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
incoming current from ... In most case P wave ... as 'pseudo-s' wave ... and 'pseudo-r' wave ... ECG usually shows
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Non-conducted P waves ... P and QRS • Atrial ... #Classification ... #ecg #cardiology