15 results
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 ... #Differential #Comparison
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
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
pattern with a ... preference at the lung bases ... #Clinical #Radiology ... #CXR #UIP #CTChest ... TractionBronchiectasis #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
The cystic pattern ... UIP can be suspected ... #Diagnosis #Radiology ... #Pattern #Differential ... #RadiologyAssistant
The case on the left shows subpleural honeycomb cysts in several contiguous layers.
There is also a
subpleural honeycomb cysts ... typical for Usual Interstitial ... Pneumonia (UIP) ... #Clinical #Radiology ... #CTChest #UIP #
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
HRCT findings in UIP ... multilayered thick-walled cysts ... #Radiology #CTChest ... #UIP #UsualInterstitialPneumonitis ... #Usual #Interstitial
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
UIP UIP is a histologic ... attributed to chronic ... #Clinical #Radiology ... #Interstitial # ... #RadiologyAssistant
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
pneumonia (UIP) ... #Clinical #Radiology ... #CTChest #Honeycombing ... #UIP #UsualInterstitialPneumonia ... #RadiologyAssistant
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
On the left a chest film of a patient with UIP due to IPF.
The findings on
a patient with UIP ... preference also think 'UIP ... #Clinical #Radiology ... #CXR #CTChest # ... UIP #UsualInterstitialPneumonitis