24 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
cryptogenic organizing pneumonia ... (COP), chronic eosinophilic ... pneumonia and UIP ... #Diagnosis #Radiology ... #Differential #Table
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
Pneumonia (< 1 ... Pneumonia (> 1 ... sx similar to AEP ... #differential #diagnosis ... #comparison #table
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
pneumonia with ... consolidation #Clinical ... #Radiology #HRCT ... #CTChest #HighAttenuation ... Pattern #Comparison #Table
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... listed in the table ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... The table summarizes ... OP) and chronic eosinophilic ... #Diagnosis #Radiology ... #Differential #Table
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
maybe there is an air-bronchogram ... the differential diagnosis ... There was no eosinophilia ... which excludes eosinophilic ... #Clinical #Radiology
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... there is an ill-defined ... Notice the air-bronchogram ... In the proper clinical ... #Clinical #Radiology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... central dot. - LIP ... #Clinical #Diagnosis ... #Radiology #CTChest ... Differential #Comparison #Table
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... in the proper clinical ... abutting the pleura, air-bronchograms ... #Clinical #Radiology ... #CXR #CTChest #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
bronchiolitis: ill ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... Differential #Comparison #Table