6 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
in a mid zone distribution ... #Clinical #Radiology ... #CXR #CTChest # ... #Pneumonitis #HypersensitivityPneumonitis ... #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
multiple ill-defined masses ... #Clinical #Radiology ... #CXR #Peripheral ... #Distribution # ... OrganizingPneumonia #BOOP #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
of distribution ... lobar pneumonia caused ... #Diagnosis #Radiology ... #Pulmonary #CXR ... Differential #Table #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
strong lower zone distribution ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison ... #Chronic #HypersensitivityPneumonitis
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
to confirm the diagnosis ... Here a CXR with ... attributed to chronic ... #Clinical #Radiology ... #Honeycombing #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Chronic hypersensitivity ... pneumonitis (2) The case ... #Clinical #Radiology ... #Pneumonitis #HypersensitivityPneumonitis ... #Fibrosis #RadiologyAssistant