12 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
negative infective endocarditis ... #differential # ... diagnosis #causes ... culture #negative #Endocarditis ... #InfectiousDiseases
Intracardiac Septal Masses / Thickening on Echocardiogram - Differential Diagnosis - 4 separate cases:
Case 1: LV
Thickening on Echocardiogram ... - Differential ... Diagnosis - 4 separate ... #clinical #a4c ... #Diagnosis #cardiology
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... phenomena from endocarditis ... Infections #Concurrent #Differential ... #Diagnosis #causes ... #infectiousdiseases
Concurrent Brain and Lung Lesions
 • Bacteria: Nocardia spp, Strep anginosus, Staph aureus, Klebsiella pneumoniae (hypervirulent),
Concurrent Brain ... phenomena from endocarditis ... Infections #Concurrent #Differential ... #Diagnosis #causes ... #infectiousdiseases
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Diagnosis Framework ... antibiotics as a cause ... negative culture Brain ... #Diagnosis #InfectiousDiseases
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Septic Emboli Cause ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... Diagnosis? ... Treat underlying cause
Differential Diagnosis for Concurrent Brain and Lung Infections
 • Bacteria: Strep anginosus, Staph aureus, Klebsiella pneumoniae
Differential Diagnosis ... for Concurrent Brain ... phenomena from endocarditis ... @ID_fellows #Brain ... #Diagnosis #causes
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Septic emboli cause ... Treat underlying cause ... #Differential # ... #infectiousdiseases
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Culture-Negative Infective Endocarditis ... but important causes ... BCNIE Diagnostic ... #diagnosis #differential ... #workup #infectiousdiseases
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
- Most Common Cause ... prosthetic valve, PFO, ASD ... cardiac surgery, endocarditis ... Artery #Embolism #diagnosis ... #differential #