18 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis on HRCT ... about imaging findings ... disease comes from HRCT ... On HRCT there are ... Diagnosis #Radiology #Pulmonary
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic distribution ... Perilymphatic nodules ... the reticular pattern ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular pattern ... to distinguish perilymphatic ... are visible, the pattern ... Diagnosis #Radiology #Pulmonary ... #HRCT #CTChest
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... : nodules with perilymphatic ... Clinical #Radiology #HRCT ... #CTChest #Nodular
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
interpretation of HRCT ... the dominant HR-pattern ... centrilobular, perilymphatic ... there additional findings ... #HRCT #CTChest
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
this case the chest ... In many cases a HRCT ... The HRCT - not shown ... Clinical #Radiology #CXR ... #Interstitial #Pattern
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... on the basis of HRCT ... findings. ... Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
have specific patterns ... on HRCT and histology ... Diagnosis #Radiology #Pulmonary ... #CTChest #Idiopathic ... IdiopathicInterstitialPneumonia #ILD
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis The key findings ... The HRCT shows a ... mosaic pattern ... Clinical #Radiology #CXR ... #CTChest #Hypersensitivity
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... artifact); (G) UIP pattern ... Clinical #Diagnosis #HRCT ... Correlation #Table #ILD ... #Findings