10 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... sign! ... #AVNRT #PhysicalExam ... #JVP #Cardiology ... #Neck #Frog #Sign
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
atrial injury from ... ) from supraventricular ... #electrocardiogram ... #diagnosis #ekg ... #differential #cardiology
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
distinguishing QRS from ... T wave in some ... @EM_RESUS #AVRT ... #ECG #Electrocardiogram ... #Cardiology #EKG
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
(> 160ms) - AV ... - Brugada's sign ... - The distance from ... #ekg #cardiology ... #diagnosis #electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... cardiac glycoside from ... - Decreases AV ... : - Scooping ST ... #EKG #Cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Visual Guide to AV ... incoming current from ... ECG usually shows ... Pathophysiology #cardiology ... #SVT
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... flutter (3) SVTs ... 3 different P waves ... #electrocardiogram ... #cardiology #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
J point • De Winter ... V2 • Wellens sign ... from ST-segment ... #differential #cardiology ... #electrocardiogram
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
your R is far from ... and the rate is set ... heart #heartblock #cardiology ... #ecg #ekg #diagnosis ... #electrocardiogram
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 ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI