9 results
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
psittaci/avian, leptospirosis ... yersinia/rats, Q fever ... ) - Returning travelers ... Eosinophilic PNA (acute ... or chronic)
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Travelers from ... , acute HIV infection ... Cough, dyspnea - Pneumonia ... melioidosis, typhoid, pulmonary ... , Lassa fever, acute
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases • Acute ... Eosinophilic Pneumonia ... cough, SOB • Chronic ... Fungal, parasites; Travel ... Lung #Diseases #pulmonary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
cough, dyspnea, fever ... - Imaging: • CXR ... , Chronic eosinophilia ... pneumonia, Pulmonary ... ILD #diagnosis #management
Based on the images alone, it is usually not possible to determine the cause of the
considered, like acute ... or chronic illness ... Lobar pneumonia ... with cough and fever ... Diagnosis #Radiology #CXR
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Chronic alcoholism ... : • 80% have fever ... Blood cultures • CXR ... early disease) • CXR ... Lung #Abscess #pulmonary
Sarcoidosis - Diagnosis and Management Summary
Epidemiology
1) High incidence in Scandinavian countries (11-24 cases per 100,000 individuals
Diagnosis and Management ... e.g. incidental CXR ... Pulmonary: dyspnea ... sarcoidosis Pulmonary ... Sarcoidosis #Diagnosis #Management
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
toxicity (e.g., acute ... • Chronic toxicity ... (e.g., chronic ... Fever 4. ... #diagnosis #management
Mycoses

HISTOPLASMOSIS
• Inhalation of conidia → Yeast → travel to lymph nodes → spread in body
• Bird
conidia → Yeast → travel ... respiratory symptoms • Fever ... or chronic pulmonary ... • Isolated fever ... Fungal #Diagnosis #Management