24 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... from HRCT. ... On HRCT there are ... low attenuation (table ... lung disease and
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... are visible, the pattern ... bronchovascular interstitium ... Radiology #Pulmonary #HRCT
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
Diagnostic algorithm ... HRCT = high-resolution ... tomography; ILD = interstitial ... lung disease; IPF ... #IPF #UIP #Algorithm
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... in the nodular pattern ... peribronchovascular interstitium ... structures of the lung ... Radiology #Pulmonary #HRCT
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 ... lung disease (i.e ... in ground glass pattern ... Centrilobular distribution
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... Non specific interstitial ... Clinical #Radiology #HRCT ... HighAttenuation #Pattern ... #Comparison #Table
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
The idiopathic interstitial ... listed in the table ... have specific patterns ... morphologic findings on HRCT ... realise, that these patterns
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... perilymphatic distribution ... Clinical #Radiology #HRCT ... CTChest #Nodular #Pattern ... #Comparison #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... perilymphatic distribution ... Clinical #Radiology #HRCT ... CTChest #Nodular #Pattern ... #Comparison #Table
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
transbronchial lung ... transbronchial lung ... hypersensitivity pneumonitis; HRCT ... tomography; UIP = usual interstitial ... pulmonary #diagnosis #algorithm