204 results
On the left a case of chronic eosinophilic pneumonia.
It was a patient with low-grade fever, progressive
left a case of chronic ... Chronic eosinophilic ... Chronic eosinophilic ... #Clinical #Radiology ... #CTChest #Eosinophilic
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... polyangiitis, Eosinophilic ... syndrome) • Eosinophilic ... pneumonia: Acute, Chronic ... #diagnosis #differential
Eosinophilic Pneumonia
When to suspect Eosinophilic Pneumonia? Non-resolving pneumonia + BAL > 25% eosinophils + excluded more
Eosinophilic Pneumonia ... excluded more common diagnoses ... Dyspnea+, Pleuritic Chest ... mechanical ventilation Chronic ... #Pneumonia #diagnosis
Eosinophilia - Differential Diagnosis Algorithm
Idiopathic Eosinophilia
Primary Eosinophilia:
 • Primary hypereosinophilic syndrome
 • Eosinophilic Leukemia
 • MPN/MDS
Diagnosis Algorithm ... GI, lung, skin), ... insufficiency, Chronic ... IBD Stanford Internal ... #Differential #Diagnosis
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases ... cough, SOB • Chronic ... of asthma, CF; Chronic ... #Lung #Diseases ... #differential #diagnosis
Cough - Diagnostic Schema

Infectious: URTI, LRTI, Bacterial, Viral
Irritant/Exposure: Allergic, Post-infectious, Pneumonitis, ACEi, PTX, Foreign Body
Airway Disease:
Cough - Diagnostic ... Autoimmune Vasculitis, ILD ... Malignancy: Lung ... mycobacterial), Eosinophilic ... Schema #Acute #Chronic
Differential Diagnosis of Pulmonary Eosinophilia
Infection:
 • Helminthic: Loffler syndrome (Ascaris, hookworm, Strongyloides), Tropical pulmonary eosinophilia (lymphatic
Differential Diagnosis ... of Pulmonary Eosinophilia ... Idiopathic: Acute chronic ... Washington University ID ... #Differential #Diagnosis
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... month history of chronic ... the differential diagnosis ... of chronic consolidation ... #Clinical #Radiology
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
Approach to the diagnosis ... of chronic hypersensitivity ... cHP = chronic hypersensitivity ... pneumonitis #pulmonary #diagnosis ... algorithm #HP #ILD
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic ... Chronic eosinophilic ... consolidation #Clinical #Radiology ... #HRCT #CTChest