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On the left we see a chest film with a typical finger-in-glove shadow.
The HRCT shows focal
HRCT shows focal bronchiectasis ... #Clinical #Radiology ... #CXR #CTChest # ... FingerInGlove #Sign ... #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
ABPA is a hypersensitivity ... bronchial obstruction caused ... #Clinical #Radiology ... #CXR #CTChest # ... Mucus #Plugging #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
child-bearing age - Cystic bronchiectasis ... : 'signet ring sign ... Clinical #Diagnosis #Radiology ... #CTChest #Cystic ... Comparison #Table #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring sign ... A signet-ring sign ... The most common cause ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Bronchiectasis - ... Chronic inflammation causes ... Most Common Causes ... tracheobronchomegaly) • Hypersensitivity ... Nasal polyps and signs
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
preference at the lung bases ... honeycombing and traction bronchiectasis ... #Clinical #Radiology ... #CXR #UIP #CTChest ... TractionBronchiectasis #RadiologyAssistant
On the left two cases of NSIP.
Note the varying combination of GGO and fibrosis (traction bronchiectasis),
On the left two cases ... fibrosis (traction bronchiectasis ... #Clinical #Radiology ... #CTChest #NSIP ... NonspecificInterstitialPneumonia #ILD #RadiologyAssistant
Sometimes the centrilobular opacities are more nodular in appearance as in this case. #Clinical #Radiology #CTChest
appearance as in this case ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... Centrilobular #RadiologyAssistant
Here another case of subacute hypersensitivity pneumonitis.
There is subtle opacity in the centre of the secondary
Here another case ... of subacute hypersensitivity ... #Clinical #Radiology ... #CTChest #Hypersensitivity ... Centrilobular #RadiologyAssistant
The case on the left shows subpleural honeycomb cysts in several contiguous layers.
There is also a
The case on the ... widespread traction bronchiectasis ... #Clinical #Radiology ... #CTChest #UIP # ... #Honeycombing #RadiologyAssistant