15 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Fibrillation (V-Fib ... #Anatomical #Differential ... #Diagnosis #Causes ... #cardiology
Causes of Ischemic Stroke - Differential Diagnosis Framework
Important to determine and treat the etiology behind because
Causes of Ischemic ... morbidity Heart: • Arrhythmias ... : Afib* • Valvular ... Structural: myxoma, thrombus ... Bifurcation of carotid artery
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 200ms from longer pause ... bradyarrhythmia #ECG ... electrocardiogram #cardiology ... #differential
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
Common Sustained Arrhythmia ... thrombus • Digoxin ... TEE to exclude thrombus ... Anticoagulation ≥4 weeks after ... diagnosis #management #cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
evaluating for other causes ... Arrhythmia* (e.g ... ., A-Fib also a ... in relation to ECG ... AcutePE #diagnosis #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... interval) • AFib ... tachyarrhythmias #Cardiology ... #Differential # ... Diagnosis #Algorithm #causes
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... /Afib/WPW) • Loss ... #Palpitations #Cardiology ... #Differential #
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Coronary Artery ... - Most Common Cause ... #Coronary #Artery ... Embolism #diagnosis #differential ... scoring #criteria #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
main coronary artery ... Subepicardial atrial ... • Predictor of arrhythmia ... #differential # ... cardiology
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
vegetations)/tumor (left atrial ... myxoma)/ball valve thrombus ... occur 10—20 years after ... #diagnosis #differential ... #cardiology