20 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
the atria and ventricles ... EKG of the same ... are enough to diagnose ... excludes other differentials ... #Neck #Frog #Sign
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
AVNRT on Neck Physical ... shown , what’s the diagnosis ... in AVNRT - EMdoc ... #AVNRT #Neck #PhysicalExam ... #JVP #Cardiology
Canon A waves in a patient with AV dissociation

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

Cannon a waves! Notice that it occurs randomly, not predictably w/
Neck Examination ... AV dissociation ... for DDI and an atrial ... #Neck #PhysicalExam ... #JVP #Clinical
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... + retrograde atrial ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... Neck Examination ... AVNRT would show ... #Flutter #Neck ... #PhysicalExam #JVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Diagnosis - Absent ... a wave - Atrial ... Atrioventricular dissociation ... Jugular #Waveforms #JVP ... #Differential #
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial ... diagnosis includes ... , AVRT, atrial tachycardia ... #ekg #differential
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP ... Management #Summary #criticalcare
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
stagnant hypoxia (e.g ... carrying capacity (e.g ... Nick Mark MD @nickmmark ... summary #pulmonary #differential ... #diagnosis #causes