12 results
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... for the QT intervals ... #QTc #Interval ... #Rhythm #cardiology ... #diagnosis #ecg
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... rule: QT interval ... #QTc #Interval ... #cardiology #diagnosis ... #ecg #ekg #electrocardiogram
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
QT / QTc Interval Measurement in Prominent U Wave
If the U wave is distinct from the
QT / QTc Interval ... of the QT interval ... EricsMedicalLectures/ #QT ... #QTc #Interval ... #cardiology #diagnosis
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
prolongation • QT ... antidepressants #EKG #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical #criteria
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Flattened T waves QT ... • QT interval is ... = QT / √ RR - ... thumb: a normal QT ... #cardiology #diagnosis
Short QT Syndrome
Short QT syndrome (SQTS) is a very rare, recently described syndrome in which an
Short QT Syndrome ... interval (QTc < ... #Syndrome #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 ... ecg #toxicology #cardiology ... #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
dextrocardia, normal Intervals ... DANGER - Short QT ... : ↑ca - Long QT ... #electrocardiogram ... #cardiology #interpretation
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
widened QRS and QTc ... interval, RAD 130 ... #leadAVR #ecg #electrocardiogram ... #diagnosis #ekg ... #differential #cardiology