14 results
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
common diagnoses Acute ... Fever+, Cough+, Dyspnea ... mechanical ventilation Chronic ... tobacco hx, >60% asthma ... Pneumonia #diagnosis #pulmonary
Acute and Chronic Causes of Dyspnea - Differential Diagnosis
Pulmonary/Chest Wall:
 • Acute: Trauma, COPD exacerbation, Asthma
Causes of Dyspnea ... - Differential ... Diagnosis Pulmonary ... attack, ILD flare ... : Asthma, COPD,
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis ... of Pulmonary Eosinophilia ... • Idiopathic: Acute ... chronic pulmonary ... #Pulmonary #Differential
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases • Acute ... cough, SOB • Chronic ... 45yo, F; Hx of asthma ... Lung #Diseases #pulmonary ... #differential #
Causes of Chronic Dyspnea - Differential Diagnosis Algorithm
Pericardial
 • Effusion
 • Cardiac Tamponade*
 • Constriction
Myocardial
 •
Causes of Chronic ... Dyspnea - Differential ... Stable Angina • Acute ... Obstruction • Asthma ... Interstitium • ILD
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
pneumonia (DIP), Acute ... polyangiitis, Eosinophilic ... pneumonia: Acute ... , ChronicPulmonary ... #diagnosis #differential
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Airway Disease: Asthma ... Autoimmune Vasculitis, ILD ... mycobacterial), Eosinophilic ... Diagnosis #Schema #Acute ... #Chronic #Differential
Fever in Returning Travelers from Tropical Regions - Frequent Differential Diagnoses
Medical History:
 • Skin exposure to
Regions - Frequent Differential ... relapsing fever, acute ... fever • Cough, dyspnea ... - Tropical pulmonary ... , Lassa fever, acute
Non-Resolving Pneumonias: Etiologies
Unusual Infections:
 - Immunocompromised patients (e.g.: Mycobacterium, Aspergillosis, Nocardia)
 - Endemic Fungi (e.g.: Histoplasmosis,
pseudomallei, hanta virus ... - Eosinophilic ... PNA (acute or chronic ... Others: - Pulmonary ... #differential
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
slowly progressive dyspnea ... histiocytosis (PLCH) • Eosinophilic ... , Beomycin • Acute ... or Chronic Radiation ... Lung #Diseases #ILD