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The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... Wandering Atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... Wandering Atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #comparison
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Almost any type of cardiac ... commonly seen are sinus ... Complete heart block ... , sino-atrial (SA ... #Diagnosis #Cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
other causes of cardio-pulmonary ... Adrenergic Drive: • Sinus ... Incomplete or Complete ... Embolism #AcutePE #diagnosis ... #cardiology #electrocardiogram
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
and an irregular PP ... Pacemaker: VARIANT ... #cardiology #ekg ... #ecg #electrocardiogram ... #comparison
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
manifestation of cardiac ... capture of the atria ... tachycardia • Sinus ... arrhythmia • Atrial ... #differential #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... findings: Sinus ... in aVR > 0.7: ppv ... tachycardia • Narrow complex ... #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Diagnosis Summary ... clinically concerning variant ... AV block, the PP ... blocks #AVBlock #cardiology ... #ekg #ecg #diagnosis
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... Pardee's sign" + PPD ... bundle-branch block; and sinus ... Elevation of Normal Variant ... #cardiology #ecg