18 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
ILD caused by inhalation ... (DIP), Acute interstitial ... pneumonia: Acute ... , ChronicPulmonary ... #causes
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
Eosinophilic Pneumonia ... common diagnoses Acute ... Eosinophilic Pneumonia ... tobacco hx - Fever ... mechanical ventilation Chronic
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases • Acute ... Eosinophilic Pneumonia ... Eosinophilic Pneumonia ... Fungal, parasites; Travel ... Lung #Diseases #pulmonary
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
, acute HIV infection ... Cough, dyspnea - Pneumonia ... melioidosis, typhoid, pulmonary ... - Tropical pulmonary ... , Lassa fever, acute
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
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis of Pulmonary ... • Idiopathic: Acute ... chronic pulmonary ... Washington University ID ... #Diagnosis #causes
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Causes of Interstitial ... histiocytosis (PLCH) • Eosinophilic ... , Beomycin • Acute ... or Chronic Radiation ... Lung #Diseases #ILD
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Stable Angina • Acute ... Alveoli • Pneumonia ... Interstitium • ILD ... #Causes
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... Asthma attack, ILD ... Pleural effusion, Pneumonia ... poisoning, DKA, Fever ... #Chronic #Causes
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... cough, dyspnea, fever ... , Chronic eosinophilia ... pneumonia, Pulmonary ... #ILD #diagnosis