13 results
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Primary and Secondary ... Causes of Mitral ... Ring fracture, Thrombus ... cardiomyopathy - VA ... differential #diagnosis #cardiology
Causes of Ischemic Stroke - Differential Diagnosis Framework
Important to determine and treat the etiology behind because
• Arrhythmias: Afib ... stenosis, Prosthetic valve ... • Endocarditis ... Structural: myxoma, thrombus ... Ischemic #Stroke #CVA
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
- Most Common Cause ... non-culprit vessels • Atrial ... , PFO, ASD, h/o ... cardiac surgery, endocarditis ... scoring #criteria #cardiology
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
wide-complex tachycardia: bundle ... thrombus • Digoxin ... Mechanical heart valve ... #Fibrillation #AFib ... diagnosis #management #cardiology
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... Acute Infective Endocarditis ... Acute Prosthetic Valve ... Aortic Aneurysms and ... #cardiology
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
mitral regurgitation ... Libman Sacks) • Atrial ... Septic Emboli Cause ... Paradoxical emboli via ASD ... #management #cardiology
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
disease Infective endocarditis ... vegetations)/tumor (left atrial ... myxoma)/ball valve ... thrombus - When ... #differential #cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
sclerosis (both heart valve ... of developing atrial ... mmHg developed atrial ... • Infective Endocarditis ... #cardiology
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
RV), tricuspid valve ... “cannon waves” caused ... wave with mitral regurgitation ... Success of mitral valve ... Interpretation #Diagnosis #Cardiology
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
Mitral Regurgitation ... Infective/marantic endocarditis ... plane into left atrium ... parachute mitral valve ... Differential #Diagnosis #Cardiology