9 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... in the JV. ... #clinical #video ... #JVP #jugular # ... neck #cardiology
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... fever, what’s the clinical ... shown , what’s the diagnosis ... ... regular cannon ... #JVP #Cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... AV dissociation ... #AWaves #Neck # ... PhysicalExam #JVP
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 ... to diagnose the ... that’s called “clinical ... #Cardiology #Neck
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... Atrioventricular dissociation ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
atrioventricular block ... pulmonic stenosis - Cannon ... dissociation, ventricular ... #Waveforms #JVP ... #PhysicalExam #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Narrow & regular ... non-conducted P wave ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Pericardial Tamponade
Beck's Triad 
1. Hypotension 
2. Jugular venous distension 
3. Muffled heart sounds 
Patient will be
Jugular venous distension ... heart sounds, JVD ... paradoxus - ECG ... #Triad #Diagnosis ... #Cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... group-beating" on the ECG ... #AVBlock #cardiology ... #ekg #ecg #diagnosis ... #electrocardiogram