7 results
Negative contrast effect = a washout of the contrast (agitated saline) in the right atrium in
Negative contrast ... patient with an ASD ... #washout #ASD # ... defect #a4c #Echocardiogram ... #clinical #cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... Wandering Atrial ... Sinus #Arrhythmia ... #ekg #ecg #electrocardiogram ... variants #clinical #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... Wandering Atrial ... Sinus #Arrhythmia ... #ekg #ecg #electrocardiogram ... variants #clinical #comparison
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... aVR • Classic EKG ... findings: Sinus ... • Predictor of arrhythmia ... to detect VT than
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Arrhythmia (MAA ... ARRHYTHMIA - involves ... focus from the sinus ... #ekg #ecg #electrocardiogram ... #comparison
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast ... Atrium - Differential ... Small secundum ASD ... #Right #Atrium ... echocardiogram #s4c
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
indicated • EKG ... Obtain EKG if: ... CV disease - Arrhythmia ... CARP, DECREASE V trials ... management for select