13 results
Relative Risk of Various Predisoosing Conditions for Infective Endocarditis 
High Risk:
 - Prosthetic valves 
 -
- Prosthetic valves ... - Aortic valve ... disease - Mitral ... RiskFactors #Cardiology ... #Diagnosis #Differential
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
and Secondary Causes ... • Prosthetic valve ... annulus valve: ... Regurgitation #differential ... #causes #primary
Causes of mitral stenosis
Rheumatic heart disease
 - Most common cause worldwide. Commissural fusion, thick MV leaflets
Causes of mitral ... Whipple's disease Infective ... endocarditis (vegetations ... atrial myxoma)/ball valve ... #diagnosis #differential
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... Endocarditis, Acute ... Prosthetic Valve ... : Infective Endocarditis ... #cardiology
Causes of Fever of Unknown Origin (FUO) - Differential Diagnosis Algorithm
Neoplasm:
• NHL
• Hodgkin's lymphoma
• Leukemia
• Solid
Causes of Fever ... Origin (FUO) - Differential ... • Infectious endocarditis ... • Protozoa (eg ... #FUO #Chronic #Differential
Causes of Primary and Functional Mitral Regurgitation (MR) 
Causes of primary mitral regurgitation
 - Rheumatic heart
stenosis - Infective ... /marantic endocarditis ... valve - Secondary ... #Functional #Differential ... #Diagnosis #Cardiology
Causes of Thrombocytopenia - Differential Diagnosis Framework
Decreased Production:
 - Drugs (chemo, yang, sulfa, acetaminophen, NSAIDs, quinine,
Causes of Thrombocytopenia ... - Differential ... infiltration: malignancy, infection ... - Mechanical: valve ... replacement, endocarditis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Prosthetic valve ... Involves aortic and mitral ... Marantic (NTBE) Differential ... ↑ ESR, CRP • EKG ... #management #cardiology
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
sclerosis (both heart valve ... Heart Failure • Infective ... Endocarditis ... • Mitral Stenosis ... #cardiology
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Endocarditis (BCNIE ... but important causes ... special stains (e.g ... #Endocarditis # ... diagnosis #differential