19 results
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... Narrow Complex - Irregular ... Wide Complex - Irregular ... long QT) • Irregular ... Differential #Diagnosis #Algorithm
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
100-150 bpm) • Irregularly ... irregular rhythm ... cardiology #EKG #ECG #Electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
rhythm ... Narrow & irregular ... rhythm ... HeartBlocks #Types #Classification ... Diagnosis #EKG #electrocardiogram
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
Idioventricular Rhythm ... AIVR) on EKG • Regular ... rhythm with wide ... Idioventricular #Rhythm ... cardiology #EKG #ECG #Electrocardiogram
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Wide-Complex Tachycardia Regular ... tachycardia or uncertain rhythm ... give adenosine Irregular ... narrow-complex irregular ... management #cardiology #algorithm
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Narrow-Complex Tachycardia Regular ... Rhythm: • Attempt ... underlying cause Irregular ... Rhythm: • Probable ... management #cardiology #algorithm
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
waves • Pseudo-STEMI ... Sinoventricular rhythm ... • "Sine wave" rhythm ... Hyperkalemia #EKG #ECG #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER Narrow - Regular ... node Narrow - Irregular ... arrest - escape rhythms ... EKG #diagnosis #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
1) Rate - Regular ... Count-Off - Irregular ... in 10s x 6 2) Rhythm ... ectopic atrial rhythm ... Interpretation #ECG #Electrocardiogram
QT / QTc Interval Measurement in Irregular Rhythms
2 Approaches:
 • Measure and calculate the QTc for
Measurement in Irregular ... Rhythms 2 Approaches ... #Measurement #Irregular ... #Rhythm #cardiology ... diagnosis #ecg #ekg #electrocardiogram