9 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
atenuation and areas ... Fibrosis and parenchymal ... Radiology #CXR #CTChest ... #Chronic #Fibrosis ... #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Chronic hypersensitivity ... pneumonitis (2) ... Signs of fibrosis ... Clinical #Radiology #CTChest ... #Fibrosis #RadiologyAssistant
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
shows lobular areas ... pneumonitis. ... Clinical #Radiology #CTChest ... #Hypersensitivity ... #Resolution #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
HRCT as seen in fibrosis ... distribution: Hypersensitivity ... pneumonitis, Respiratory ... Radiology #Pulmonary #CTChest ... #Differential #RadiologyAssistant
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
Here a typical chest ... There is fibrosis ... includes chronic hypersensitivity ... pneumonitis, which ... #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are areas ... chronic hypersensitivity ... pneumonitis and ... Clinical #Radiology #CTChest ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Differential diagnosis of Hypersensitivity ... Pneumonitis. ... In chronic HP fibrotic ... Diagnosis #Radiology #CTChest ... #Mimic #ILD #RadiologyAssistant
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
the right has hypersensitivity ... pneumonits. ... the well defined areas ... Clinical #Radiology #CTChest ... HypersensitivityPneumonitis #ILD #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
named Hamman Rich Pneumonitis ... with subsequent fibrosis ... There are areas ... Clinical #Radiology #CTChest ... AcuteInterstitialPneumonia #ILD #RadiologyAssistant