5 results
Causes of Ischemic Stroke - Differential Diagnosis Framework
Important to determine and treat the etiology behind because
• Arrhythmias: Afib ... * • Valvular: Mitral ... stenosis, Prosthetic ... valve • Endocarditis ... Structural: myxoma, thrombus
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
Causes of mitral ... stenosis Rheumatic ... disease Infective endocarditis ... myxoma)/ball valve thrombus ... #stenosis #Causes
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
- Most Common Cause ... Minor: • < 25% stenosis ... cardiac surgery, endocarditis ... Definite: (>2 Major Criteria ... Major + 1 Minor Criteria
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
(< 5% pts with afibb ... TEE to exclude thrombus ... Moderate or severe mitral ... stenosis • Mechanical ... #diagnosis #management
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Involves aortic and mitral ... Septic Emboli Cause ... -> TEE • Duke Criteria ... Treat underlying cause ... #diagnosis #management