12 results
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... AVNRT on Neck Physical ... a waves in AVNRT ... #AVNRT #Neck #PhysicalExam ... #JVP #Cardiology
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 ... #JVP #Cardiology ... #Neck #Frog #Sign
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
3 different P wave ... A regular rhythm ... retrograde) - AVNRT ... #differential # ... diagnosis #causes
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... Pressure Waveforms - Differential ... Diagnosis - Absent ... #Waveforms #JVP ... #Differential #
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... Diagnosis Table ... • ST vs SVT (AVNRT ... AFIutter) • P-waves ... #Differential #
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
overdose: Prominent R wave ... prominent terminal R wave ... ddx: AVNRT, AVRT ... #electrocardiogram ... #diagnosis #ekg
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
- Once the PAC ... P wave is hidden ... as 'pseudo-s' wave ... and 'pseudo-r' wave ... ECG usually shows
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Diagnosis Framework ... block; and sinus tachycardia ... #ecg #ekg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER Narrow - Regular ... 3 different P waves ... #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 ... may not occur Differential ... Diagnosis: • PAC ... #diagnosis #differential