13 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
a patient with AV ... #waves #AV #dissociation ... clinical #video #JVP ... #jugular #neck ... #cardiology #Canon
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Neck Examination ... AV dissociation ... : 3rd deg AV block ... #JVP #Clinical ... #Video #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
, it indicates AV ... dissociation + ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
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 ... ... regular cannon ... #AVNRT #Neck #PhysicalExam ... #JVP #Cardiology
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Abnormal Jugular ... Venous Pressure (JVP ... @saipeeps #JVP ... Pressure #Algorithm #diagnosis ... #cardiology #physicalexam
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... - Differential Diagnosis ... Atrioventricular dissociation ... #JVP #Differential ... #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
transmitted to JV ... EKG of the same ... are enough to diagnose ... #PhysicalExam #JVP ... #Cardiology #Neck
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
blocks) - ECG Diagnosis ... group-beating" on the ECG ... intervals are regular ... blocks #AVBlock #cardiology ... #ekg #ecg #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
1) Rate - Regular ... interval < 120 ms = AV ... V1 (Invert III normal ... Electrocardiogram #cardiology ... #diagnosis #system
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... • Block in AV ... (block beyond AV ... degrees #summary #Diagnosis ... #ecg #cardiology