12 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
interstitial lung disease ... pattern on a CXR ... in many cases UIP ... #Diagnosis #Radiology ... #Pulmonary #CXR
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary ... A HRCT is needed ... a reticular pattern ... #Clinical #Radiology ... #CXR #UIP #Reticular
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
of Pulmonary Diseases ... Interstitial - Reticular ... #Diseases #Radiology ... #Patterns #Lung ... #CXR #XRay #ChestCT
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... pattern with a ... The HRCT demonstrates ... #Clinical #Radiology ... #CXR #UIP #CTChest
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Lung cysts (LAM, LIP ... Honeycombing Most diseases ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
pattern. ... called a cystic disease ... pattern. ... of such cases a HRCT ... #Clinical #Radiology
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... rheumatoid lung disease ... artifact); (G) UIP ... pattern with subpleural ... , basal reticular
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
specific patterns ... morphologic findings on HRCT ... findings of NSIP, UIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... in ground glass pattern ... predominance: UIP ... bronchiolitis #Diagnosis #Radiology ... #Pulmonary #CTChest
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... : reticular nodular ... bronchiectasis) #Diagnosis #Radiology ... #Pulmonary #HRCT ... Interpretation #Algorithm