18 results
Inverted P Waves:
(A) Ectopic atrial rhythm
(B) Junctional rhythm 

#Inverted #PWaves #cardiology #diagnosis #ekg #ecg #electrocardiogram #differential
: (A) Ectopic atrial ... Inverted #PWaves #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #differential #
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... cardiac glycoside from ... conduction Uses: - Atrial ... fibrillation and atrial ... #EKG #Cardiology
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
as they result from ... Serial EKGS in pts ... Wellens #Sign #EKG ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
Wraparound LAD STEMI on EKG
47 year old with chest pain. Ectopic atrial rhythm with ST elevations.
Wraparound LAD STEMI ... on EKG 47 year ... Ectopic atrial rhythm ... Wraparound #LAD #STEMI ... #cardiology #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
= Biomarkers + ECG ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI ... Interpretation #differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
junctional tachy not from ... intervals >120-200ms from ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... #electrocardiogram ... #diagnosis #ekg ... #differential # ... cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
STEMI Equivalents ... indistinguishable from ... #EKG #diagnosis ... #differential # ... cardiology #electrocardiogram
Modified Sgarbossa Criteria - Diagnostic Checklist for diagnosing MI in LBBB or Pacemaker
1) Identify LBBB or
different QRS from ... Criteria - Suspect STEMI ... Diagnosis #Checklist #EKG ... #electrocardiogram ... #ecg #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