19 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
key findings in ... The HRCT shows a ... and intralobular reticular ... #Clinical #Radiology ... #Pneumonitis #HypersensitivityPneumonitis
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... histiocytosis or honeycombing ... #Diagnosis #Radiology ... #Pattern #Differential ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
pneumonitis: ill ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... pneumonitis (NSIP ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
HRCT findings in ... UIP Honeycombing ... #Radiology #CTChest ... #Pneumonitis #ILD ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
UIP with honeycombing ... Pneumonitis. ... findings ... #Radiology #CTChest ... #UIP #Comparison
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... The differential ... are confluent, HRCT ... #Clinical #Radiology ... #CTChest #GGO #
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
with similarl HRCT ... findings. ... pneumonits. ... #Clinical #Radiology ... #ILD #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... in ground glass pattern ... pneumonitis, Respiratory ... bronchiolitis #Diagnosis #Radiology ... #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
key findings in ... cases) or mosaic pattern ... #Clinical #Radiology ... #Pneumonitis #HypersensitivityPneumonitis ... Centrilobular #RadiologyAssistant