11 results
Canon A waves in a patient with AV dissociation

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

69 year old female patient comes with a
Cannon A Waves in ... shown , what’s the diagnosis ... a waves in AVNRT ... #AWaves #AVNRT ... #JVP #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... a wave usually occurs ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... a waves are enough ... #Awaves #AVNRT ... #PhysicalExam #JVP ... #Cardiology #Neck
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Diagnosis - Absent ... pulmonic stenosis - Cannon ... dissociation, ventricular ... Jugular #Waveforms #JVP ... #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- hyperacute T waves ... stenosis - U wave ... #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... #Equivalents #ECG ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... STEMI: • Upsloping ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
160ms) - AV dissociation ... nadir of the S-wave ... nadir of the S-wave ... VT #VTach #SVT #Comparison ... #ekg #cardiology