19 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Lung cysts (LAM ... , LIP, Langerhans ... on the basis of HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Upper lung zone ... (centrilobular emphysema ... is seen in: - UIP ... edema #Diagnosis ... #HRCT #ChestCT
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary ... On a chest X-ray ... A HRCT is needed ... to confirm the diagnosis ... HRCT demonstrated
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
on HRCT Most of ... disease comes from HRCT ... On HRCT there are ... UIP can be suspected ... #Pulmonary #CXR
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... preference at the lung ... bases. ... The HRCT demonstrates ... #UIP #CTChest #
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... 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 ... or interstitial lung ... predominance: UIP ... #Radiology #Pulmonary ... #CTChest #GGO #
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
left a typical case ... the secondary pulmonary ... Pulmonary vessels ... difficult to detect on HRCT ... Clinical #Radiology #CTChest
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
pneumatocele, emphysema ... since in many cases ... we describe a chest ... visible wall #CXR ... #Pulmonary #Diagnosis
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... centrilobular emphysema ... show very similar HRCT ... throughout the whole lung ... #Radiology #CTChest