9 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... child-bearing age - Cystic bronchiectasis ... central dot. - LIP ... #CTChest #Cystic ... Comparison #Table #RadiologyAssistant
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
appearance of lung nodules ... bronchial obstruction caused ... #Clinical #Radiology ... #CXR #CTChest # ... Mucus #Plugging #RadiologyAssistant
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
The case on the left shows subpleural honeycomb cysts in several contiguous layers.
There is also a
The case on the ... Interstitial Pneumonia (UIP ... #Clinical #Radiology ... #CTChest #UIP # ... #Honeycombing #RadiologyAssistant
On the left another case of UIP.
The lower zone predominance is demonstrated when you scroll through
the left another case ... #Clinical #Radiology ... #CTChest #UIP # ... TractionBronchiectasis #Bronchiectasis ... #Honeycombing #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
patterns: reticular, nodular ... seen and in many cases ... UIP can be suspected ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Low-grade fever (up ... • Traumatic brain ... infiltrates on chest ... volume, decreased bowel ... due to airway collapse
Total atelectasis
The chest x-ray shows total atelectasis of the right lung due to mucus plugging.
Notice the
Re-aeration on follow-up ... A common cause of ... #Clinical #Radiology ... #Total #Lung #Collapse ... #RadiologyAssistant
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
there is traction bronchiectasis ... This case is one ... #Clinical #Radiology ... #CTChest #NSIP ... GroundGlass #GGO #RadiologyAssistant