27 results
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial ... ECG Recognition ... look like the sinus ... originating the low atrium ... PACs #premature #atrial
Pacemaker Evaluation Algorithm by Lorne Costello

#Diagnosis #ECG #EKG #Pacemaker #Evaluation #Algorithm #PPM
Pacemaker Evaluation Algorithm ... #Diagnosis #ECG ... #EKG #Pacemaker ... #Evaluation #Algorithm ... #PPM
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
"Sinus Tach" at ... ~150 bpm is your ... #Clinical #EM #Cardiology ... #ECG #Atrial #Flutter
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... usually 100-150 bpm ... rhythm with varying PP ... MAT #Multifocal #Atrial ... #ECG #Electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Arrhythmias • SA node: Sinus ... bradycardia, Sick Sinus ... ventricular rate > 100 bpm ... ) • SA node: Sinus ... Contractions (PVC
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
4 Variants of Sinus ... normal • The PP ... Wandering Atrial ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... ) • Sinus Bradycardia ... • Sick Sinus ... • Premature atrial ... Differential #Diagnosis #Algorithm
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
300 = NSVT EKG ... expected for the next sinus ... capture of the atria ... tachycardia • Sinus ... arrhythmia • Atrial
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Subepicardial atrial ... findings: Sinus ... in aVR > 0.7: ppv ... : AVNRT, AVRT, atrial
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
4 Variants of Sinus ... normal • The PP ... Wandering Atrial ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram