11 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
(LAM, LIP, Langerhans ... histiocytosis) - Bronchiectasis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Diagram #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
bronchiectasis: ... central dot. - LIP ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
UIP UIP is a histologic ... fibrosis. ... attributed to chronic ... #Clinical #Radiology ... #Honeycombing #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... The cystic pattern ... UIP can be suspected ... #Diagnosis #Radiology ... RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
The most common cause ... fibrosis. ... #Diagnosis #Radiology ... #Differential # ... RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
UIP with honeycombing ... In chronic HP fibrotic ... Clinical #Diagnosis #Radiology ... #CTChest #UIP # ... Comparison #Chronic
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
can heal and end up ... with end-stage fibrosis ... Clinical #Diagnosis #Radiology ... #CTChest #Cavity ... #Comparison #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
some traction bronchiectasis ... patients with a UIP ... #Clinical #Radiology ... #CTChest #DrugInduced ... #RadiologyAssistant
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation causes ... Most Common Causes ... : • Cystic fibrosis ... no evidence of cystic ... #pulmonary #differential
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
there is traction bronchiectasis ... As in UIP (usual ... from that seen in UIP ... #Clinical #Radiology ... #CTChest #NSIP