16 results
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... and prosthetic valve ... endocarditis • ... Sources #Causes ... #Microbiology #Diagnosis
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm ... Noninfective Causes ... amzn.to/2LmUODZ #Endocarditis ... #Noninfective #Causes ... #Differential #Diagnosis
Differentiating NBTE from Infective Endocarditis
No pathognomonic signs/symptoms or echo features that are specific to NBTE, and
Differentiating NBTE from Infective ... specific to NBTE, and diagnosis ... is required for diagnosis ... in up to 30% of cases ... #comparison #infective
Duke's Criteria for Infective Endocarditis
Definite IE - Pathologic Criteria:
 • Pathologic lesions - vegetation or intracardiac
Endocarditis Definite ... vegetation or intracardiac ... vegetation or intracardiac ... involvement - Echocardiogram ... diagnosis #major
Intracardiac Septal Masses / Thickening on Echocardiogram - Differential Diagnosis - 4 separate cases:
Case 1: LV
Intracardiac Septal ... on Echocardiogram ... - Differential Diagnosis ... clinical #a4c #comparison ... #Differential #Diagnosis
Primary and Secondary Causes of Mitral Regurgitation
Primary (organic) chronic mitral regurgitation:
 • Leaflet: Rheumatic fever, Infective
and Secondary Causes ... • Prosthetic valve ... Mitral annulus valve ... #differential #diagnosis ... #cardiology #causes
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... - Differential Diagnosis ... Endocarditis, Acute ... Prosthetic Valve ... : Infective Endocarditis
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Endocarditis (BCNIE ... but important causes ... BCNIE Diagnostic ... #Endocarditis # ... diagnosis #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Prosthetic valve ... Septic Emboli Cause ... Diagnosis? ... + Systemic anticoagulation ... #Endocarditis #diagnosis
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