14 results
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
(centrilobular emphysema ... bronchiolitis (RB-ILD ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Diagram #Comparison ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Comparison #Table ... #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
associated pulmonary ... #Clinical #Diagnosis ... #Radiology #CTChest ... Emphysema #Comparison ... #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
flow from the lower ... In these cases comparison ... #Clinical #Radiology ... #CXR #CHF #Cephalization ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
show very similar HRCT ... zone distribution ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison
On the left a patient with CHF. 
There is an increase in heart size compared to
visible, such as redistribution ... of pulmonary flow ... #Clinical #Radiology ... #CXR #CHF #Exacerbation ... #Comparison #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
air-bronchogram in the right lower ... several month history ... dealing with the differential ... #Clinical #Radiology ... #CXR #Peripheral
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
Pulmonary vessels ... severe in the lower ... difficult to detect on HRCT ... #Clinical #Radiology ... PanlobularEmphysema #RadiologyAssistant
Metastases
Metastases are the most common cause of multiple pulmonary masses.
Usually they vary in size and are
cause of multiple pulmonary ... predominate in the lower ... HRCT will demonstrate ... #Clinical #Radiology ... #CXR #LungMets