25 results
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
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Normal QT Interval ... (RR in seconds ... ) #QT #QTc #Interval ... #diagnosis #ecg ... #ekg #electrocardiogram
ECG Interpretation Basics Quick Reference
- Rhythm and Rate
- QRS / Blocks
- Intervals
- Axis
- Chambers
- ST/T/Q (Ischemia)

By
ECG Interpretation ... QRS / Blocks - Intervals ... sargsyanz #ECG #Interpretation ... #Basics #EKG #Electrocardiogram ... #Cardiology #Diagnosis
ECG Cheat Sheet

ECG rapid view: It is organized roughly how one would typically read an ECG.
atrial, ventricle), Intervals ... (PR, QRS, QT), ... Cheatsheet #Cribsheet #Electrocardiogram ... #Diagnosis #Reference ... #Interpretation
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... the associated QT ... Irregular #Rhythm #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
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Second Degree Heart ... • PR interval ... SecondDegree #HeartBlock #Diagnosis ... #Cardiology #EKG ... #ECG #Electrocardiogram
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
Block (RBBB) - EKG Diagnosis ... • QRS > 0.12 seconds ... R in V1 UCSD Internal ... #ECG #electrocardiogram ... #cardiology
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
Second Degree AV ... • The RR interval ... Type1 #Wenckebach #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... • QT interval is ... AmyChung #EKG #Interpretation ... #ECG #Electrocardiogram ... #cardiology #diagnosis
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Second degree AV ... is constant PR interval ... MobitzII #Type2 #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