7 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... intervening QRS complex ... Wandering Atrial ... #diagnosis #ekg ... #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... intervening QRS complex ... Wandering Atrial ... #diagnosis #ekg ... #comparison
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... Escape Rhythm Abnormal ... #Differential # ... Diagnosis #Algorithm
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... through) QRS Complex ... variant), Amplitude ... Electrocardiogram #cardiology ... #diagnosis #system
Pulse Abnormalities - Differential Diagnosis Algorithm
Unequal/DeIayed:
 • Obstructive arterial disease (ie. Atherosclerosis)
 • Aortic dissection
 •
Abnormalities - Differential ... Diagnosis Algorithm ... Takayasu disease • Normal ... variant Pulsus ... Diagnosis #Algorithm
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
(≥ 0.12s) with abnormal ... capture of the atria ... Diagnosis: • PAC ... #differential # ... cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Segment Elevation - Differential ... Diagnosis Framework ... Variant: • Seen ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram