6 results
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
Nocardia) - Endemic Fungi ... yersinia/rats, Q fever ... ) - Returning travelers ... Eosinophilic PNA (acute ... or chronic)
Acid Base Disorders - Blood Gas Interpretation

Steps for Blood Gas Interpretation: 
1. Acidemia or Alkalemia? 
2.
Acute or chronic ... Compensation, Acute ... vs Chronic: • ... Anxiety, pain, fever ... Classically” noted with pulmonary
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases • Acute ... cough, SOB • Chronic ... Infectious (Variable) - Fungal ... , parasites; Travel ... Lung #Diseases #pulmonary
CGD and Mulch Pneumonitis
This acute fulminant invasive fungal pneumonia in absence of iatrogenic or exogenous immunosuppression
Pneumonitis This acute ... Exposure such as ... dyspnea, hypoxia, fever ... and evidence of pulmonary ... #Pneumonitis #chronic
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
conidia → Yeast → travel ... respiratory symptoms • Fever ... infection • Cough, fever ... or chronic pulmonary ... • Isolated fever
Blastomycosis Summary

Pathogen: 
 • Dimorphic fungus - Blastomyces dermatitidis or Blastomyces gilchristii.
 • The fungus lives
• Dimorphic fungus ... • The fungus ... The Disease: • Pulmonary ... (91%): Acute / ... 2) Culture 3) Ag