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ECG Basics - Atrial Rhythms #Cardiology #MedStudent #EKG #Atrial #SVT #Comparison #Table #AFib #AFlutter #MAT #WAP
ECG Basics - Atrial ... Rhythms #Cardiology ... #MedStudent #EKG ... #MAT #WAP #WPW ... #SVT #ECGEducator
Junctional Rhythms - Junctional rhythm describes an abnormal heart rhythm resulting from impulses coming from a
junction" between atria ... #Cardiology #MedStudent ... #Rhythms #Table ... #RetrogradeP #Escape ... #ECGEducator
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Shape? ... (e.g. ectopic atrial ... Lose P • 3° Complete ... through) QRS Complex ... Electrocardiogram #cardiology
Supraventricular tachycardia (SVT) is an abnormally fast heart rhythm arising from improper electrical activity in upper
abnormally fast heart rhythm ... Symptoms may include ... #Clinical #MedStudent ... #Cardiology #EKG ... SupraVentricularTachycardia #ECGEducator
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... tachycardia (MAT ... node arrest - escape ... rhythms (5) ... bradyarrhythmia #ECG
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Narrow-Complex ... Tachycardia Regular Rhythm ... with caution in pulmonary ... cause Irregular Rhythm ... flutter or MAT
Multifocal (or multiform) atrial tachycardia (MAT) is an abnormal heart rhythm, specifically a type of supraventricular
tachycardia (MAT ... chronic obstructive pulmonary ... #Clinical #MedStudent ... #EKG #MAT #MultifocalAtrialTachycardia ... #ECGEducator
Einthoven's triangle is an imaginary formation of three limb leads in a triangle used in electrocardiography,
The shape forms ... with the heart at ... #EM #IM #Cardiology ... #MedStudent #EKG ... Einthoven #Triangle #ECGEducator
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Narrow & regular rhythm ... Pacemaker 3rd Degree, Complete ... P and QRS • Atrial ... electrocardiogram #ecg ... #cardiology
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
overload, irregular rhythm ... murmur 3/6) - Pulmonary ... days before Pulmonary ... CARP, DECREASE V trials ... stress testing may