25 results
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Nocardia) - Endemic Fungi ... - Zoonotic (e.g ... psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... NonResolving #Pneumonia #diagnosis
Lung Abscess
Microbiology:
 • Polymicrobial 
 • Anaerobes (most common) 
Clinical: 
 • Indolent symptoms that evolve
Lung Abscess Microbiology ... to rnonths • Fever ... meropenem) #Lung ... #Abscess #Diagnosis ... #Pulmonary #Clinical
ID Approach to Fever and Rash - Diagnostic Algorithm
Central Maculopapular (most common):
Measles, Parvovirus 819 / EBV,
and Rash - Diagnostic ... WNV, Mycoplasma, Leptospirosis ... Disseminated fungal ... Rash #Febrile #Diagnosis ... Algorithm #Schema #InfectiousDiseases
Tularemia - Diagnosis and Management Summary
Francisella tularensis - Aerobic fastidious gram-negative Coccobacillus - Zoonotic Infection
 •
Coccobacillus - Zoonotic ... Ulceroglandular: Fever ... organism into the lungs ... management #treatment #infectiousdiseases ... #microbiology
Capnocytophaga
Pathogen: Capnocytophaga
 • 9 species, C. canimorsus responsible for the majority of infections
 • Gram-negative rod,
SIow growing, Long ... • Cellulitis: Fever ... Cholecystitis Diagnosis ... Capnocytophaga #canimorsus #microbiology ... #zoonotic #infectiousdiseases
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... Infectious (Variable) - Fungal ... #Eosinophilic #Lung ... #Diseases #pulmonary ... #differential #diagnosis
Nocardiosis - Nocardia spp
Pathogen: Filamentous gram-positive branching rod, grows in acid fast staining and anaerobic conditions
Clinical
involved) 32% • Pulmonary ... 9%, up to 20% lung ... Nocardiosis #Nocardia #diagnosis ... #management #microbiology ... #infectiousdiseases
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
- Differential Diagnosis ... Pseudomonas FUNGAL ... Infections #HIV #AIDS #pulmonary ... #differential #diagnosis ... #infectiousdiseases
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... Differential Diagnosis ... - Endemic fungi ... Bacteria: Nocardia, zoonotic ... #pulmonary #CXR
Cyclosporiasis - Diagnosis and Management Summary
Pathogen: 
 • Cyclospora cayetanensis
 • Foodborne, waterbone, and soil-transmitted.
 •
Cyclosporiasis - Diagnosis ... transmission as zoonotic ... diarrhea, Low-grade fever ... management #treatment #microbiology ... #infectiousdiseases