13 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
are: Mosaic pattern ... hyperaerated secondary nodules ... and secondry nodules ... #Clinical #Radiology ... #CXR #CTChest #
Sometimes the centrilobular opacities are more nodular in appearance as in this case. #Clinical #Radiology #CTChest
more nodular in ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... #Pneumonitis #HypersensitivityPneumonitis ... #Nodular #Centrilobular
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
are: ill-defined ... centrilobular nodules ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... #Nodular #Subacute
Here another case of subacute hypersensitivity pneumonitis.
There is subtle opacity in the centre of the secondary
Here another case ... hypersensitivity pneumonitis ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... #Nodular #Subacute
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
presentation (left) shows lobular ... resolved without any treatment ... hypersensitivity pneumonitis ... #Clinical #Radiology ... #CTChest #Hypersensitivity
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
hypersensitivity pneumonitis ... centrilobular nodules ... density (acinar nodules ... #Clinical #Radiology ... #CTChest #GGO #
Lymphocytic interstitial pneumonitis or LIP is uncommon, being seen mainly in patients with autoimmune disease, particularly
Lymphocytic interstitial pneumonitis ... gren's syndrome, ... with Sjogren's syndrome ... #Clinical #Radiology ... #CTChest #LymphocyticInterstitialPneumonitis
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
histiocytosis: > 90% are ... Lymphoid interstitial pneumonitis ... gren syndrome. ... #Clinical #Radiology ... #CTChest #Lymphangiomyomatosis
Amiodarone Induced Lung Toxicity Summary

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

How?  Possible
starting amiodarone treatment ... multiple pulmonary nodules ... respiratory distress syndrome ... • Reticular + Nodular ... macrophages Treatment
Differential diagnosis of TB.
Primary TB: Acute bacterial pneumonia
Secondary TB: Sarcoidosis, Silicosis, Pneumoconiosis
Endobronchial spread of TB: Bronchopneumonia,
Hypersensitivity pneumonitis ... metastases the nodules ... are more uniform ... Clinical #Diagnosis #Radiology ... #CTChest #MiliaryTB