462 results
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
JTc=QTc-QRS When ... than prolonged QT ... Interval #JTInterval #QTc ... #electrocardiogram
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... increase in the QT ... prolongation of the QTC ... #QTc #Interval ... diagnosis #ecg #ekg #electrocardiogram
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... General rule: QT ... Bazett's Formula: QTc ... #QTc #Interval ... diagnosis #ecg #ekg #electrocardiogram
Pediatric ECG Interpretation Guide

1) Rate Calculation
2) Rhythm
3) QRS Axis
4) P Wave
5) ST Segment
6) QTc
7) QRS Complex
8)
ST Segment 6) QTc ... peds #cardiology #Electrocardiogram
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... calculate the QTc ... calculate the QTc ... #QTc #Interval ... diagnosis #ecg #ekg #electrocardiogram
Atrial Fibrillation w/incomplete RBBB, Prolonged QTc (510ms), TWI in Leads III, V2 and V3. Inconsistent electrical
RBBB, Prolonged QTc ... AFib #ECG #EKG #Electrocardiogram
QT / QTc Interval Measurement in Prominent U Wave
If the U wave is distinct from the
QT / QTc Interval ... measurement of the QT ... EricsMedicalLectures/ #QT ... #QTc #Interval ... diagnosis #ecg #ekg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
/QTC Interval: ... Bazett formula: QTC ... • Prolonged QTc ... in women • QTc ... Interpretation #ECG #Electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
ICD/pacer - QTc ... DANGER - Short QT ... : ↑ca - Long QT ... EKG #diagnosis #electrocardiogram
Short QT Syndrome
Short QT syndrome (SQTS) is a very rare, recently described syndrome in which an
Short QT Syndrome ... Short QT syndrome ... unusually short QT ... interval (QTc < ... cardiology #ecg #ekg #electrocardiogram