14 results
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... in aVR Poor R wave ... Septal (V1-2) • Anterior ... Interpretation #ECG ... Electrocardiogram #cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
AV dissociation ... an atrial tachycardia ... #PhysicalExam #JVP ... #Clinical #Video ... #Cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... artery (LMCA). left anterior ... Subepicardial atrial ... #AVR #leadAVR #ecg ... cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... excludes other differentials ... Hussainch #Cannon #Awaves ... #PhysicalExam #JVP ... #Cardiology #Neck
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
contraction of atria ... #waves #AV #dissociation ... #clinical #video ... #JVP #jugular # ... neck #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
ST elevation in aVR ... V2 • Wellens sign ... pain • Wellens sign ... #differential # ... cardiology #electrocardiogram
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... becoming acute anterior ... without chest pain, as ... Serial EKGS in pts ... #Diagnosis #Cardiology
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
a patient with Atrial ... Regurgitation #Atrial ... Fibrillation #Neck #JVP ... #Clinical #Video ... #PhysicalExam #Cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
also a result of atrial ... • Dominant R Wave ... in relation to ECG ... Changes • STE in aVR ... AcutePE #diagnosis #cardiology
Ectopic atrial rhythm
 • The atrial rate is less than 100 bpm.
 • PR interval within
in inferior leads ... as AV junctional ... #rhythm #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram