6 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... contract nearly ... to JV when RA contracts ... EKG of the same ... PhysicalExam #JVP #Cardiology
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
rhythm & Multifocal ... Irregular P P, RR and ... not gradual in contrast ... #rhythm #tachycardia ... #cardiology #diagnosis
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... J point • De Winter ... V2 • Wellens sign ... pain • Wellens sign ... #differential #cardiology
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
/ Don't Miss Signs ... bigger than QRS - deWinter ... upsloping ST dep and ... electrocardiogram #cardiology ... #STEMI #Equivalents
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Rhythm vs Wandering ... of a variable P-wave ... , in sharp contrast ... wap #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
Highest metabolic equivalent ... overload, irregular rhythm ... indicated • EKG ... Obtain EKG if: ... one post op Cardiology