9 results
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
second-degree atrioventricular ... (AV) block is not ... first-degree AV block ... Non-paroxysmal atrial ... #Diagnosis #Cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Diagnosis for Arrhythmias ... Fibrillation (AF), Paroxysmal ... tachycardia (V-tach ... #cardiology
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
, Atrial Tachy w ... Irregular: Sinus Arrhythmia ... epinephrine 4) Page Cardiology ... #Diagnosis #Management ... #cardiology #criticalcare
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... P and QRS • Atrial ... #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Atrioventricular ... Paroxysmal AV Block ... #blocks #AVBlock ... #cardiology #ekg ... #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
irregular rhythms: Paroxysmal ... with variable block ... caused by advanced atrioventricular ... block or sinus ... #Palpitations #Cardiology
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
(A-Fib) Summary ... Common Sustained Arrhythmia ... bundle branch block ... Fibrillation #AFib #diagnosis ... #management #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Complexes (PVC's) - Summary ... Bundle branch block ... Diagnosis: • PAC ... #differential # ... cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
• Predictor of arrhythmia ... Atrioventricular ... Differentiating ventricular ... #leadAVR #ecg #electrocardiogram ... cardiology