10 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
are: Mosaic pattern ... shows a mosaic pattern ... #Clinical #Radiology ... #HypersensitivityPneumonitis ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Hypersensitivity Pneumonitis ... Clinical #Diagnosis #Radiology ... Comparison #Chronic ... #HypersensitivityPneumonitis ... Fibrosis #Mimic #ILD #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Lung cysts (LAM, LIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... predominance: UIP ... Hypersensitivity pneumonitis ... #Pulmonary #CTChest ... #Differential #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... findings of NSIP, UIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... ILD #Findings #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Chronic hypersensitivity ... scan: the mosaic pattern ... #Clinical #Radiology ... #HypersensitivityPneumonitis ... #Fibrosis #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
UIP UIP is a histologic ... pattern of pulmonary ... attributed to chronic ... #Clinical #Radiology ... #Honeycombing #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
like idiopathic pulmonary ... or fibrosis in chronic ... patients with a UIP ... #Clinical #Radiology ... DrugRelated #Fibrosis #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
The dominant pattern ... patient was coughing up ... hypersensitivity pneumonitis ... #Clinical #Radiology ... RespiratoryBronchiolitis #ILD #RadiologyAssistant