17 results
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
Perilymphatic nodules ... are most commonly ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Perilymphatic
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
These are often ... are visible, the ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
Sarcoidosis In this case ... the chest x-ray ... In many cases a HRCT ... The HRCT - not shown ... #Clinical #Radiology
Drug-induced organizing pneumonia is commonly caused by Bleomycin and Cyclophosphamide and other drugs like Methotrexate, Amiodarone,
Methotrexate, Amiodarone ... The HRCT findings ... are the same as ... #Clinical #Radiology ... #CTChest #DrugInduced
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
disease comes from HRCT ... On HRCT there are ... patterns: reticular, nodular ... On a Chest X-Ray ... #Diagnosis #Radiology
Amiodarone Induced Lung Toxicity Summary

Who?
• 5% of patients
• Dose ≥ 400 mg per day

How?  Possible
treatment) • Can ... multiple pulmonary nodules ... respiratory distress syndrome ... • Reticular + Nodular ... confirmatory findings on HRCT
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
hypersensitivity pneumonitis are ... The HRCT shows a ... and secondry nodules ... #Clinical #Radiology ... #CXR #CTChest #
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
(left) shows lobular ... A control HRCT ten ... resolved without any treatment ... #Clinical #Radiology ... #CTChest #Hypersensitivity
Lymphocytic interstitial pneumonitis or LIP is uncommon, being seen mainly in patients with autoimmune disease, particularly
gren's syndrome, ... underlying disease HRCT ... with Sjogren's syndrome ... #Clinical #Radiology ... #CTChest #LymphocyticInterstitialPneumonitis
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 ... HR-pattern: reticular nodular ... peripheral predominance Are ... bronchiectasis) #Diagnosis #Radiology ... #CTChest #Interpretation