14 results
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
type of cardiac arrhythmia ... The arrhythmias ... commonly seen are sinus ... Non-paroxysmal atrial ... #Diagnosis #Cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Diagnosis for Arrhythmias ... • SA node: Sinus ... Fibrillation (AF), Paroxysmal ... Differential #Diagnosis #Causes ... #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Adrenergic Drive: • Sinus ... finding) • Atrial Arrhythmia ... AcutePE #diagnosis #cardiology ... #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... irregular rhythms: Paroxysmal ... supraventricular or ventricular ... tachycardia • Ventricular ... #Palpitations #Cardiology
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
Paroxysmal AV Block ... or slowing of sinus ... #Paroxysmal #AVBlock ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
Paroxysmal AV Block ... or slowing of sinus ... escape, usually ventricular ... AVBlock #diagnosis #cardiology ... #ekg #ecg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... 300 = NSVT EKG ... expected for the next sinus ... tachycardia • Sinus ... arrhythmia • Atrial
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
200ms from longer pause ... Distal AV block - ventricular ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
findings: Sinus ... • Predictor of arrhythmia ... Differentiating ventricular ... #electrocardiogram ... #differential #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Paroxysmal AV Block ... aka Ventricular ... blocks #AVBlock #cardiology ... #ekg #ecg #diagnosis ... #electrocardiogram