21 results
Non-infective endocarditis Characteristics and Pathophysiology

By Dr. Sara Dong @swinndong via #IDFellowCase

#ID  #Infectious Diseases  #Infections
#Differential
Non-infective endocarditis ... Characteristics and ... #Infections #Differential ... #Ddx #Diagnosis ... #BCNIE #CNIE #Endocarditis
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
culture negative infective ... endocarditis Bartonella ... #Causes #differential ... #diagnosis #causes ... culture #negative #Endocarditis
Duke's Criteria for Infective Endocarditis
Definite IE - Pathologic Criteria:
 • Pathologic lesions - vegetation or intracardiac
for Infective Endocarditis ... major clinical criteria ... - New valvular regurgitation ... #Infective #Endocarditis ... #diagnosis #major
Infective Endocarditis: Modified Duke Criteria
Clinical Criteria: 
1. Two major criteria 
2. One major and three minor
Infective Endocarditis ... Clinical Criteria ... One major and three ... #Diagnosis #InfectiousDiseases ... #Endocarditis #
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Endocarditis (BCNIE ... antimicrobials, clinical ... BCNIE Diagnostic ... #Endocarditis # ... diagnosis #differential
Endocarditis - Duke Criteria - Major and Minor

MAJOR CRITERIA: 
 - Persistently +ve blood culture for
Endocarditis - Duke ... and Minor MAJOR ... - New valvular regurgitation ... Coxiella burnetii infection ... #Major #Minor #Diagnosis
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
Primary and Secondary ... Rheumatic fever, Infective ... endocarditis, Myxomatous ... #differential # ... diagnosis #cardiology
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
- Differential ... Diagnosis Acute ... Endocarditis, Acute ... : Infective Endocarditis ... Aortic Aneurysms and
Non-Infective Endocarditis (NBTE / Marantic Endocarditis)
Non-infective endocarditis is also known as: Non-bacterial thrombotic endocarditis (NBTE), Aseptic
Non-Infective Endocarditis ... embolize • Cannot differentiate ... absent How can we differentiate ... diagnosis can only ... high index of clinical
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
mitral regurgitation ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... -> TEE • Duke Criteria ... Marantic: Emboli > Regurgitation