6 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Lung cysts (LAM ... on the basis of HRCT ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... #SignetRing #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
low attenuation (emphysema ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest ... Interpretation #Algorithm #ILD ... #RadiologyAssistant
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
Pulmonary vessels ... the other hand, mild ... difficult to detect on HRCT ... Clinical #Radiology #CTChest ... PanlobularEmphysema #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
centrilobular emphysema ... show very similar HRCT ... Diagnosis #Radiology #CTChest ... #UIP #Comparison ... #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
with subtle HRCT-findings ... in this patient are ... paraseptal emphysema ... Clinical #Radiology #CTChest ... #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
The pulmonary vascular ... In these cases comparison ... with old fims can ... Clinical #Radiology #CXR ... Redistribution #RadiologyAssistant