13 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... central dot. - LIP ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Table #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... The cystic pattern ... When the cysts have ... UIP can be suspected ... #Diagnosis #Radiology
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
interstitial pattern ... #Clinical #Radiology ... #CXR #UIP #CTChest ... #Reticular #Interstitial ... TractionBronchiectasis #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... (LAM, LIP, Langerhans ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... TractionBronchiectasis #Cysts
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 #
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
UIP UIP is a histologic ... a reticular pattern ... #Clinical #Radiology ... #CXR #UIP #Reticular ... #Interstitial #
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Reticular: • ... Antitripsyn Def • Cysts ... Differential #Diagnosis ... #pulmonary #radiology
On the left a chest film of a patient with UIP due to IPF.
The findings on
a patient with UIP ... thick walls of the cysts ... preference also think 'UIP ... #Clinical #Radiology ... UIP #UsualInterstitialPneumonitis
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
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... , UIP, OP and LIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest