6 results
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
negative infective endocarditis ... Tropheryma whipplei, Fungi ... #Causes #differential ... culture #negative #Endocarditis ... InfectiousDiseases #Microbiology
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Culture-Negative Infective Endocarditis ... fastidious bacteria or fungi ... but important causes ... Negative #Infective #Endocarditis ... #diagnosis #differential
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis ... Infection: • ... Paragonimiasis • Fungal ... Washington University ID ... Diagnosis #causes
Hemoptysis - Differential Diagnosis Framework
Massive Hemoptysis: >150-300 mL in 24h
Airway disease: 
 • Bronchitis, Bronchiectasis, Malignancy
Parenchyma: • Infection ... Ebola, Dengue), Fungal ... regurgitation, Tricuspid endocarditis ... #Diagnosis #pulmonary ... #causes
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... Hypercoagulable (APLAS) Microbiology ... Cerebral > Splenic, pulmonary ... Septic Emboli Cause ... Marantic (NTBE) Differential
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
and Differential ... Infectious: • Pre-existing ... Hypercoagulable (APLAS) Microbiology ... Cerebral > Splenic, Pulmonary ... #Differential #