17 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • Caused by atrial ... • The cannon a wave ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #PhysicalExam #JVP ... #Frog #Sign
Giant A waves caused by pulmonary HTN. There are two clearly discernible descents (X and Y)
Giant A waves caused ... has Kussmaul's sign ... the underlying diagnosis ... amzn.to/2LmUODZ #AWaves ... Clinical #Video #Cardiology
Abnormal Jugular Venous Pressure (JVP) Algorithm
Outward Wave / Peak
 • With Every Beat
Venous Pressure (JVP ... Wave / Peak • ... Fusion of Lancisi Sign ... Cannon 'A' Inward Wave ... #diagnosis #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... indistinguishable from ... Equivalents #ECG #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
caused by RA contraction ... systole). ↑ in TR from ... (↓ RV filling from ... Interpretation #Diagnosis ... #Cardiology #Venous
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... Diagnosis Framework ... STE: "Pardee's sign ... #diagnosis #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... bigger than QRS - deWinter ... Ischemia #ECG #EKG #diagnosis ... electrocardiogram #cardiology ... Interpretation #differential
Kussmaul's Sign - Differential Diagnosis

Typically the JVP decreases with inspiration as the negative intrathoracic pressure "sucks
- Differential Diagnosis ... Typically the JVP ... sucks in" blood from ... #cardiology #differential ... #causes
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wave Inversion ... threatening T wave ... angina; but T wave ... as they result from ... #Cardiology