32 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 ... #JTInterval #QTc ... #electrocardiogram ... pathophysiology #ekg ... #ecg #cardiology
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... for the QT intervals ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
Mobitz Type I (Wenckebach Phenomenon) 2nd Degree AV Block on EKG
 • P-R interval gradually increases
Phenomenon) 2nd Degree ... • P-R interval ... resets • P-P interval ... Wenckebach #Second #Degree ... #ECG #Electrocardiogram
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Second Degree Heart ... • PR interval ... Diagnosis #Cardiology #EKG ... #ECG #Electrocardiogram
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... prolongation of the QTC ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... interval should ... #QTc #Interval ... cardiology #diagnosis #ecg ... #ekg #electrocardiogram
ECG Cheat Sheet

ECG rapid view: It is organized roughly how one would typically read an ECG.
ECG Cheat Sheet ... ECG rapid view ... atrial, ventricle), Intervals ... (PR, QRS, QT), ... #Cribsheet #Electrocardiogram
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
Second Degree AV ... • The RR interval ... the shortest RR interval ... #Second #Degree ... #ekg #electrocardiogram
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Second degree AV ... is constant PR interval ... #Second #Degree ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart ... branch block • PR intervals ... Diagnosis #Cardiology #EKG ... #ECG #Electrocardiogram