9 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Chronic hypersensitivity ... key findings in chronic ... #Clinical #Radiology ... #Pneumonitis #HypersensitivityPneumonitis ... #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic ... Chronic eosinophilic ... consolidation #Clinical #Radiology ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
There are three principal varieties of pulmonary edema: cardiac, overhydration and increased capillary permeability (ARDS). 
The
The vascular pedicle ... renal failure and chronic ... #Clinical #Radiology ... #Width #Comparison ... VascularPedicleWidth #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Chronic stage: - ... Clinical #Diagnosis #Radiology ... #CTChest #UIP #Comparison ... #Chronic #HypersensitivityPneumonitis ... Fibrosis #Mimic #ILD #RadiologyAssistant
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
#Clinical #Radiology ... CTChest #RBILD #Comparison ... #HypersensitivityPneumonitis ... #ILD #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
In these cases comparison ... of the vascular pedicle ... #Clinical #Radiology ... Redistribution #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Chronic hypersensitivity ... #Clinical #Radiology ... #CTChest #Chronic ... #Pneumonitis #HypersensitivityPneumonitis ... #Fibrosis #RadiologyAssistant
Dilation of the azygos vein is a sign of increased right atrial pressure and is usually
of the vascular pedicle ... increase of 3 mm in comparison ... #Clinical #Radiology ... AzygousVein #Dilatation #RadiologyAssistant
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
bronchiolitis or chronic ... penicillamine) #Clinical #Radiology ... #Attenuation #Comparison ... #RadiologyAssistant