10 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg ... cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... cardiac glycoside from ... on ECG (at therapeutic ... Electrocardiogram #EKG ... #ECG
Atrial septal defect

An ECG may show the “crochetage” pattern (92% specific)—a notch near the apex of
Atrial septal defect ... An ECG may show ... larger shunt #ECG ... #EKG #Cardiology ... #Crochetage #Sign
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
- Brugada's sign ... - The distance from ... This is in contrast ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... excludes other differentials ... PhysicalExam #JVP #Cardiology ... #Neck #Frog #Sign
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Atrium - Differential ... Small secundum ASD ... Flow from IVC hampering ... #Atrium #RA #Differential ... #Diagnosis #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
junctional tachy not from ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... indistinguishable from ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
pacemaker focus from ... rhythm, in sharp contrast ... to AV dissociation ... wap #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Valvular disease (e.g ... Hyperthyroidism • Anemia Psychiatric ... : SVT-AVNRT or AVRT ... #Palpitations #Cardiology