24 results
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
with QRS ≥120 ms ... Interval #JTInterval #QTc ... #electrocardiogram ... pathophysiology #ekg ... #ecg #cardiology
Pediatric ECG Interpretation Guide

1) Rate Calculation
2) Rhythm
3) QRS Axis
4) P Wave
5) ST Segment
6) QTc
7) QRS Complex
8)
Pediatric ECG Interpretation ... ST Segment 6) QTc ... gracie_leo #ECG ... Pediatrics #peds #cardiology ... #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
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
Rhythm (AIVR) on EKG ... complexes >120 ms ... AIVR #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms ... interval ≥ 120 ms ... waves: > 40 ms ... #Electrocardiogram ... #cardiology #diagnosis
TCA Overdose on EKG
 • Sinus tachycardia
 • QRS prolongation
 • QT prolongation
 • Rightward deviation
TCA Overdose on EKG ... prolongation • QT ... antidepressants #EKG ... #ECG #electrocardiogram ... #cardiology #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... ICD/pacer - QTc ... <300-360 ms: ↑ca ... #electrocardiogram ... #cardiology #interpretation
QT / QTc Interval Measurement in Wide QRS Complex
 - A wide QRS complex will lead
QT / QTc Interval ... #QTc #Interval ... Measurement #WideQRS #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... Digoxin effect on ECG ... waves - Short QT ... #EKG #Cardiology ... #Digitalis #ECG
Normal QT Interval Measurement
General rule: QT interval should be < 1/2 RR interval
   -
Bazett's Formula: QTc ... #QTc #Interval ... #Measurement #cardiology ... #diagnosis #ecg ... #ekg #electrocardiogram