27 results
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
Virtually any arrhythmia ... Shortening of QT ... digitalis #Toxicity #Electrocardiogram ... #ekg #ecg #toxicology ... #cardiology #diagnosis
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
Interval and Pro-Arrhythmic ... than prolonged QT ... Interval #JTInterval #QTc ... #electrocardiogram ... #ecg #cardiology
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Normal QT Interval ... General rule: QT ... #Measurement #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram
Hypothermia on EKG
 • J (Osborn) waves
 • PR, QRS, and QT prolongation
 • Various bradyarrythmias
Hypothermia on EKG ... • PR, QRS, and QT ... bradyarrythmias (e.g ... #ECG #electrocardiogram ... #cardiology #diagnosis
Inherited Arrhythmia Syndromes
Entity - Prevalence / Incidence - Diagnosis - Arrhythmic Presentation - Management
 • Long
• Long QT Syndrome ... Heart • Short QT ... Syndromes #clinical #cardiology ... #diagnosis #management ... #table
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... increase in the QT ... Measurement #WideQRS #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
TCA Overdose on EKG ... prolongation • QT ... antidepressants #EKG ... #ECG #electrocardiogram ... #cardiology #diagnosis
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
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
• ↑ Ca - short QT ... • ↓ Ca - long QT ... #diagnosis #cardiology ... #electrocardiogram ... #differential
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 ... #diagnosis #ecg ... #ekg #electrocardiogram