27 results
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... centrilobular or random ... Random refers to ... peribronchovascular interstitium ... Radiology #Pulmonary #HRCT
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
perilymphatic, random ... pattern is either random ... bronchovascular interstitium ... it is likely a random ... Radiology #Pulmonary #HRCT
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
HRCT = high-resolution ... tomography; ILD = interstitial ... fibrosis; UIP = usual interstitial
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis on HRCT ... imaging findings in interstitial ... disease comes from HRCT ... On HRCT there are ... whether there is interstitial
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Miliary TB: random ... Clinical #Radiology #HRCT
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
In many cases a HRCT ... The HRCT - not shown ... Sarcoidosis #Nodular #Interstitial
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... resolution of the HRCT ... the alveoli) or interstitial
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... Clinical #Radiology #HRCT
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
hypersensitivity pneumonitis; HRCT ... tomography; UIP = usual interstitial
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... unknown cause and interstitial ... morphologic findings on HRCT ... CTChest #Idiopathic #Interstitial