40 results
Infective endocarditis - etiology and sources of infection. 
 • Native and prosthetic 
valve endocarditis
 •
Infective endocarditis ... sources of infection ... • Soft tissue infections ... Sources #Causes ... Bacteria #Etiology #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
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
Fever Patterns - Differential Diagnosis Framework

Continuous Fever:
Temp > 38°C with only 1 degree fluctuation in 24
Fever Patterns - Differential ... Pyogenic/focal infection ... Causes: • Still's ... Brucellosis • Liver or lung ... endocarditis Non-Infectious
Ear Pain (Otalgia) - Differential Diagnosis Framework

Primary Otalgia 
 - Pain that originates from the ear
Pain (Otalgia) - Differential ... associated with infection ... • Tumor • Infection ... subdural hematoma, lung ... Sialadenitis (infection
Causes of Pseudocellulitis - Differential Diagnosis Framework for Cellulitis Mimics

Cellulitis: Deep skin and subcutaneous fat infection

Pseudo
- Differential ... subcutaneous fat infection ... However, many non-infectious ... Inflammatory carcinoma - Lung ... Pseudocellulitis #Differential
Blood Culture-Negative Infective Endocarditis (BCNIE)
Definition: No etiology found after 3 separate blood cultures remain negative for
Endocarditis (BCNIE ... • Infection with ... special media) • Infection ... but important causes ... diagnosis #differential
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Infectious: • Pre-existing ... verrucous) • Lung ... Marantic (NTBE) Differential ... Paradoxical emboli via ASD ... Treat underlying cause