30 results
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... /QTC Interval: ... • QT interval is ... Electrocardiogram #cardiology ... #diagnosis #system
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
QT / QTc Interval ... on the EKG, and ... #QTc #Interval ... Irregular #Rhythm #cardiology ... #diagnosis #ecg
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Classic EKG ... widened QRS and QTc ... interval, RAD 130 ... #cardiology
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
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial ... in II, Ill and aVF ... will have a PR interval ... #complexes #cardiology ... #diagnosis #ekg
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Tachycardia with 2:1 AV ... Eric Strong @DrEricStrong ... - Strong Medicine ... #Arrhythmias #diagnosis ... #cardiology #ecg
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Electrocardiogram (EKG ... - Decreases AV ... waves - Short QT ... interval Dr. ... #Cardiology #Digitalis
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... and widened QRS interval ... . 1 Slurred upstroke ... WolffParkinsonWhite #WPW #Cardiology ... #Clinical #Diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases (II, Ill and aVF ... the presence of AV ... Wandering Atrial ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... AVNRT • AVRT ... setting of long QT ... tachyarrhythmias #Cardiology ... #Differential #Diagnosis