52 results
Wellen’s waves are biphasic with a tight positive, then negative deflection and evolve to become symmetrically
Wellen’s waves are ... Here’s classic Wellen ... TWaves #biphasic #ECG ... #EKG #Electrocardiogram ... #Clinical #Cardiology
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
JTc=QTc-QRS When ... #JTInterval #QTc ... #electrocardiogram ... pathophysiology #ekg ... #ecg #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram ... (EKG) Digoxin ... waves - Short QT ... interval Dr. ... #EKG #Cardiology
Wellen's Syndrome 
Type A - Biphasic T wave 
Type B - Deeply inverted T wave
Wellen's Syndrome ... specific for a critical ... intervention #Wellens ... Classification #Types #Cardiology ... #EKG #ECG #Electrocardiogram
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
Shortening of QT ... interval • "Scooped ... digitalis #Toxicity #Electrocardiogram ... #ekg #ecg #toxicology ... #cardiology #diagnosis
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... #QTc #Interval ... Irregular #Rhythm #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram
Wellens' Syndrome on ECG

A 66-year-old man with hypertension and hyperlipidemia presents after an episode of severe
Wellens' Syndrome ... on ECG A 66- ... #Wellens #Syndrom ... #ECG #EKG #Electrocardiogram ... #Clinical #Cardiology
Wellens Syndrome on EKG
Associated with a critical stenosis of the proximal LAD, suggestive of impending infarction
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Wellens Syndrome ... with a critical ... Team @FOAMfrat #Wellens ... #ecg #cardiology ... #electrocardiogram
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... not clinically ... #QTc #Interval ... Measurement #WideQRS #cardiology ... #ekg #electrocardiogram
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
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Normal QT Interval ... #QTc #Interval ... #Measurement #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram