7 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... presence of AV block ... Sinus #Arrhythmia ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
EKG "Mild" Hyperkalemia ... QRS widening • Sinus ... of conduction block ... #EKG #ECG #electrocardiogram ... #cardiology #diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Sinus Arrhythmia ... presence of AV block ... Sinus #Arrhythmia ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
• In sinus rhythm ... #ThirdDegree #3rd ... #AVBlock #Complete ... #cardiology #ekg ... #electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
aVR • Classic EKG ... findings: Sinus ... • Predictor of arrhythmia ... #electrocardiogram ... #differential #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypomagnesemia • Hypokalemia ... Bundle branch block ... 300 = NSVT EKG ... tachycardia • Sinus ... arrhythmia • Atrial
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
; and sinus tachycardia ... Disorders: • Hyperkalemia ... no P waves • Hypercalcemia ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram