18 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... EKG findings: Sinus ... , AVRT, atrial tachycardia ... #AVR #leadAVR #ecg ... #diagnosis #ekg
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... (e.g. ectopic atrial ... @AmyChung #EKG ... Interpretation #ECG
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
the atria and ventricles ... EKG of the same ... sign! ... #AVNRT #PhysicalExam ... #Sign
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Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... cardiac glycoside from ... Digoxin effect on ECG ... #EKG #Cardiology ... #Digitalis #ECG
Supraventricular Tachycardia EKG

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

Her heart
Here’s a great ECG ... distinguishing QRS from ... @EM_RESUS #AVRT ... #ECG #Electrocardiogram ... #Cardiology #EKG
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... as they result from ... Serial EKGS in pts ... #Wellens #Sign # ... EKG #ECG #Electrocardiogram
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
pathway which blocks ... incoming current from ... - Premature atrial ... depolarizes the atria ... ECG usually shows
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... block (lower AV ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
your R is far from ... independently of the atria ... heartblock #cardiology #ecg ... #ekg #diagnosis ... #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... bigger than QRS - deWinter ... #Ischemia #ECG ... #EKG #diagnosis ... #electrocardiogram