10 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
activation from ... SVT (e.g., junctional ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology ... #CVP
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
and originates from ... in the inferior ... appearance on ECG ... #Diagnosis #ECG ... #EKG #Cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... are enough to diagnose ... #PhysicalExam #JVP ... #Cardiology #Neck ... #Frog #Sign
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 ... as they result from ... 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 ... Fibrillation #Neck #JVP ... #Clinical #Video ... #AFib #PhysicalExam ... #Cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... /Fibrillary = afib ... Interpretation #ECG ... Electrocardiogram #cardiology ... #diagnosis #system
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... junctional tachy not from ... 3 different P waves ... #EKG #diagnosis ... electrocardiogram #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
., A-Fib also a ... • Dominant R Wave ... in relation to ECG ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... V2 • Wellens sign ... indistinguishable from ... #EKG #diagnosis ... #differential #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