23 results
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... for the QT intervals ... on the EKG, and ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
ECG Cheat Sheet

ECG rapid view: It is organized roughly how one would typically read an ECG.
EKG cheat sheet ... , Hypertrophy (atrial ... , ventricle), Intervals ... (PR, QRS, QT), ... #EKG #Cheatsheet
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... General rule: QT ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
than prolonged QT ... #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
(EKG) Digoxin ... Digoxin effect on ECG ... waves - Short QT ... #EKG #Cardiology ... #Digitalis #ECG
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... increase in the QT ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... /QTC Interval: ... • QT interval is ... @AmyChung #EKG
QT / QTc Interval Measurement in Prominent U Wave
If the U wave is distinct from the
QT / QTc Interval ... measurement of the QT ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
Short QT Syndrome
Short QT syndrome (SQTS) is a very rare, recently described syndrome in which an
Short QT Syndrome ... Short QT syndrome ... interval (QTc < ... diagnosis #cardiology #ecg ... #ekg #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