18 results
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
organizing pneumonia (COP ... COP. ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
LCH: multiple round ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
histiocytosis (LCH ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
arthritis and bilateral ... Patients with OP ... #Clinical #Radiology ... #CTChest #COP # ... RheumatoidArthritis #ILD #RadiologyAssistant
HRCT findings in OP
- Bilateral peripheral consolidations, sharply demarcated.
- Consolidations may be migratory.
- Lesions may show
HRCT findings in ... OP - Bilateral ... #Clinical #Radiology ... #CTChest #COP # ... Pneumonia #ILD #RadiologyAssistant
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
multiple small bilateral ... #Clinical #Radiology ... #CTChest #COP # ... Pneumonia #ILD #RadiologyAssistant
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
A control HRCT ten ... days later (right ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... HypersensitivityPneumonitis #Resolution #RadiologyAssistant
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
LCH is called a ... of such cases a HRCT ... #Clinical #Radiology ... #CXR #CTChest # ... #RadiologyAssistant
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
In a later stage ... patients with LCH ... #Clinical #Radiology ... #CTChest #LCH # ... Histiocytosis #Cavitary #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
morphologic findings on HRCT ... of NSIP, UIP, OP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... ILD #Findings #RadiologyAssistant