6 results
Causes of Culture Negative Abscess - Differential Diagnosis Framework
Consider prior antibiotics as a cause of a
Causes of Culture ... Negative Abscess ... antibiotics as a cause ... #Abscess #Differential ... #Diagnosis #InfectiousDiseases
Point-of-care Ultrasound for Diagnosis of Abscess in Skin and Soft Tissue Infections

1. POCUS is more accurate
POCUS is more accurate ... cellulitis in cases ... where abscess is ... POCUS has a negative ... #POCUS #Accuracy
Disseminated Cutaneous Blastomycosis- A fungal culture of skin tissue was negative; however, a skin biopsy showed
Disseminated Cutaneous Blastomycosis ... skin tissue was negative ... intraepidermal neutrophilic abscesses ... #clinical #photo ... NEJM #cutaneous #blastomycosis
Endocarditis - Overview and Differential Diagnosis Framework

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV
aureus, Coagulase-negative ... staphylococci Culture Negative ... Septic emboli cause ... Treat underlying cause ... Diagnosis #cardiology #infectiousdiseases
Blastomycosis Summary

Pathogen: 
 • Dimorphic fungus - Blastomyces dermatitidis or Blastomyces gilchristii.
 • The fungus lives
Blastomycosis Summary ... adjacent to the focus ... Meningitis, epidural abscess ... or intracranial abscesses ... management #treatment #infectiousdiseases
Pyogenic liver abscess in children
Common bacterial causes in children:
 • S.aureus
 • Strep spp
 • Enteric
Pyogenic liver abscess ... Common bacterial causes ... • Enteric gram negative ... from contiguous focus ... , perinephric abscess