60 results
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
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Lung Diseases ... cough, SOB • Chronic ... #Lung #Diseases ... #differential #diagnosis ... #comparison #table
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
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 ... Pattern #Comparison #Table
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
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
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
pneumonia (COP), chronic ... eosinophilic pneumonia ... #Diagnosis #Radiology ... #Differential #Table
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... Pulmonary edema #Diagnosis ... #Radiology #Pulmonary ... #Differential #Table
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... The table summarizes ... eosinophilic pneumonia ... #Diagnosis #Radiology ... #Differential #Table
Diagnostic algorithm for a child or adolescent with suspected pulmonary hypertension. CHD, congenital heart disease; CPET,
Diagnostic algorithm ... testing; CTEPH, chronic ... hypertension; CXR, chest ... , chronic lung disease ... #Diagnosis #Peds