9 results
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial ... complex (PAC) - ... look like the sinus ... #complexes #cardiology ... diagnosis #ekg #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS complex ... intervening QRS complex ... Wandering Atrial ... #Arrhythmia #cardiology ... diagnosis #ekg #ecg #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
bundle-branch block; and sinus ... Disorders: • Hyperkalemia ... • Hypercalcemia ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Block • During sinus ... or slowing of sinus ... blocks #AVBlock #cardiology ... ecg #diagnosis #electrocardiogram ... #classification
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Hypomagnesemia • Hypokalemia ... expected for the next sinus ... capture of the atria ... tachycardia • Sinus ... arrhythmia • Atrial
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS complex ... intervening QRS complex ... Wandering Atrial ... #Arrhythmia #cardiology ... diagnosis #ekg #ecg #electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
Adrenergic Drive: • Sinus ... also a result of atrial ... Incomplete or Complete ... • Dominant R Wave ... #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Pacemaker 3rd Degree, Complete ... P and QRS • Atrial ... HeartBlocks #Types #Classification ... Diagnosis #EKG #electrocardiogram ... #ecg #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... EKG findings: Sinus ... tachycardia • Narrow complex ... : AVNRT, AVRT, atrial ... #leadAVR #ecg #electrocardiogram