13 results
Canon A waves in a patient with AV dissociation

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

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... Cannon a waves indicate ... AV dissociation ... #JVP #Clinical
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... In AVNRT, the atria ... EKG of the same ... #PhysicalExam #JVP ... #Cardiology #Neck
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • Caused by atrial ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
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 ... shown , what’s the diagnosis ... ... regular cannon ... #JVP #Cardiology
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... pulmonic stenosis - Cannon ... dissociation, ventricular ... Absent y descent - Cardiac ... #Waveforms #JVP
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 ... #Pericardial #Cardiac ... #Diagnosis #Cardiology
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... and Management Summary ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
stagnant hypoxia (e.g ... low cardiac output ... Nick Mark MD @nickmmark ... Hypoxia #Hypoxemia #summary ... #differential #diagnosis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... in the chest or neck ... exam • 12-lead ECG ... • Rapid and regular ... Valvular disease (e.g