53 results
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... sources of infection ... • Native and ... Sources #Causes ... Bacteria #Etiology #Differential
Endocarditis Algorithm - Infective vs Noninfective Causes
Noninfective:
 • Malignancy
 • Autoimmune disease
 • Systemic infection
Native Valve
Endocarditis Algorithm ... Noninfective Causes ... disease • Systemic infection ... #Noninfective #Causes ... #Differential #
Causes of Leukocytosis and Leukopenia - Differential Diagnosis
 • Eosinophilia (AEC > 500, hypereosinophilia > 1500):
and Leukopenia ... Eosinophilia (AEC ... Lymphocytosis: Infection ... Neutrophilia: Reactive (Infection ... • Monocytosis: Infection
Rapidly Growing Mycobacterial Infections

 • Mycobacterium abscessus - Is the most pathogenic and the most likely
pulmonary infection ... with underlying lung ... other site of infection ... Mycobacterium chelonae - Infection ... Mycobacterium #diagnosis #differential
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
• Typhus, gram-negative ... Pyogenic/focal infection ... Causes: • Still's ... Brucellosis • Liver or lung ... endocarditis Non-Infectious
Causes of blood culture negative infective endocarditis

Bartonella spp, Brucella spp, Coxiella burnetii, Chlamydia spp, Tropheryma whipplei,
culture negative ... infective endocarditis ... #differential # ... #culture #negative ... #Endocarditis #
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Infective Endocarditis ... • Infection with ... special media) • Infection ... but important causes ... #Infective #Endocarditis
Causes of Antibiotic Failure - Differential Diagnosis Framework
Diagnosis:
 • Non-Infectious: Malignant, Autoimmune, Drug-related (NMS, serotonin syndrome,
Causes of Antibiotic ... (daptomycin in lungs ... rxn), Secondary infection ... Hospital-Acquired Infection ... 19 • Unrelated Infection
Causes of Severe Aortic Regurgitation - Differential Diagnosis
Acute:
 • Leaflet: Traumatic Rupture, Acute Infective Endocarditis, Acute
Causes of Severe ... Regurgitation - Differential ... Endocarditis, Acute ... - Leaflet: • Infection ... : Infective Endocarditis
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 ... Frequent false-negative ... in up to 30% of cases ... large infarct - Infectious