36 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity ... pneumonitis: ill ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis The ... The HRCT shows a ... #Clinical #Radiology ... #CXR #CTChest # ... Chronic #Fibrosis #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
histiocytosis - Hypersensitivity ... pneumonitis - Sarcoidosis ... is seen in: - UIP ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT
Ill defined centrilobular nodules of ground glass density in a patient with hypersensitivity pneumonitis #Clinical #Radiology
a patient with hypersensitivity ... pneumonitis #Clinical ... #Radiology #CTChest ... #Hypersenstitivity ... Centrilobular #RadiologyAssistant
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
A control HRCT ten ... pneumonitis. ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... #Resolution #RadiologyAssistant
It is usually easy to recognize the pattern of UIP on HRCT. #Clinical #Radiology #CTChest #UIP
on HRCT. ... #Clinical #Radiology ... #CTChest #UIP # ... #Interstitial #Pneumonitis ... #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 ... predominance: UIP ... distribution: Hypersensitivity ... pneumonitis, Respiratory ... #Pulmonary #CTChest
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
pneumonitis. ... are confluent, HRCT ... #Clinical #Radiology ... #CTChest #GGO # ... HypersenstitivityPneumonitis #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
specific interstitial pneumonitis ... #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
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 ... #CTChest #UIP # ... #Interstitial #Pneumonitis ... #ILD #RadiologyAssistant