12 results
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... on HRCT and histology ... #Diagnosis #Radiology ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... lung disease comes ... low attenuation (table ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... bronchiolitis (RB-ILD ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #Table
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
HRCT findings in ... lymphadenopathy #Clinical #Radiology ... UsualInterstitialPneumonitis #Usual #Interstitial ... #Pneumonitis #ILD ... #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
a predominant finding ... differential diagnosis (Table ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Differential #RadiologyAssistant
Lymphocytic interstitial pneumonitis or LIP is uncommon, being seen mainly in patients with autoimmune disease, particularly
Lymphocytic interstitial ... underlying disease HRCT ... findings are usually ... #Clinical #Radiology ... #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... rare idiopathic lung ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
show very similar HRCT ... findings ... throughout the whole lung ... Clinical #Diagnosis #Radiology ... #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
The findings on ... #Clinical #Radiology ... UsualInterstitialPneumonitis #Usual #Interstitial ... Pneumonitis #Reticular #ILD ... #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
edema: incidental finding ... peribronchovascular interstitium ... #Clinical #Radiology ... Pattern #Comparison #Table ... #RadiologyAssistant