10 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... #Diagnosis #Radiology ... #Differential # ... RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
specific interstitial pneumonitis ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table ... #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
are: Mosaic pattern ... The HRCT shows a ... #Clinical #Radiology ... #CXR #CTChest # ... Chronic #Fibrosis #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... in ground glass pattern ... Hypersensitivity pneumonitis ... #GroundGlass #Differential ... #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... The differential ... are confluent, HRCT ... #Clinical #Radiology ... #CTChest #GGO #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... #Clinical #Diagnosis ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
or NSIP pattern ... disease in the differential ... #Clinical #Radiology ... #CTChest #DrugInduced ... DrugRelated #Fibrosis #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
The dominant pattern ... there is a broad differential ... hypersensitivity pneumonitis ... #Clinical #Radiology ... RespiratoryBronchiolitis #ILD #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... far as you can go ... #Clinical #Radiology ... #CXR #CTChest # ... Histiocytosis #Cystic #RadiologyAssistant