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Sometimes the centrilobular opacities are more nodular in appearance as in this case. #Clinical #Radiology #CTChest
centrilobular opacities are ... appearance as in this case ... Clinical #Radiology #CTChest ... #Pneumonitis #HypersensitivityPneumonitis ... Centrilobular #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
hypersensitivity pneumonitis are ... Radiology #CXR #CTChest ... #Pneumonitis #HypersensitivityPneumonitis ... Chronic #Fibrosis #RadiologyAssistant
Here another case of hypersensitivity pneumonitis.
There is a mosaic pattern.
Some secundary lobules demonstrate ground-glass opacity due
Here another case ... , while others are ... Clinical #Radiology #CTChest ... #Pneumonitis #HypersensitivityPneumonitis ... #GroundGlass #RadiologyAssistant
Here another case of subacute hypersensitivity pneumonitis.
There is subtle opacity in the centre of the secondary
Here another case ... Clinical #Radiology #CTChest ... #Pneumonitis #HypersensitivityPneumonitis ... Centrilobular #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... lymphangioleiomyomatosis (LAM ... LAM is a rare lung ... LAM also occurs ... #RadiologyAssistant
This patient presented with acute dyspnoe and a normal chest film (not shown).
The HRCT at presentation
presented with acute ... dyspnoe and a normal chest ... Clinical #Radiology #CTChest ... #Pneumonitis #HypersensitivityPneumonitis ... #Resolution #RadiologyAssistant
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Wellens' Sign: LAD-T ... stenosis of proximal LAD ... week of becoming acute ... period without chest ... Serial EKGS in pts are
On the left a case with multiple cysts that are evenly distributed througout the lung (
On the left a case ... Lymphangiomyomatosis (LAM ... Clinical #Radiology #CTChest ... #LAM #Lymphangiomyomatosis ... #Pneumothorax #RadiologyAssistant
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
histiocytosis: > 90% are ... of LAM. ... Clinical #Radiology #CTChest ... Lymphangiomyomatosis #LAM ... #Cystic #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
Some lobules are ... involved and others are ... Clinical #Radiology #CTChest ... MosaicAttenuation #Mosaic #HypersenstitivityPneumonitis ... #RadiologyAssistant