14 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... , LIP, Langerhans ... low attenuation pattern ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Centrilobular emphysema ... central dot. - LIP ... #Radiology #CTChest ... #Table #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... When the cysts have ... UIP can be suspected ... #Diagnosis #Radiology ... #Pulmonary #CXR
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
UIP UIP is a histologic ... pattern of pulmonary ... a reticular pattern ... to confirm the diagnosis ... #Clinical #Radiology
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Antitripsyn Def • Cysts ... #CT #Patterns # ... Differential #Diagnosis ... #pulmonary #radiology
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... predominance: UIP ... , NSIP, DIP. - Centrilobular ... #Radiology #Pulmonary ... #CTChest #GGO #
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
diagnosis there ... can heal and end up ... associated pulmonary ... #Radiology #CTChest ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
have specific patterns ... realise, that these patterns ... findings of NSIP, UIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
is a reticular patern ... recognized that this pattern ... cysts. ... diagnosis in this ... #CXR #CTChest #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation causes ... parenchyma Diagnosis ... Laboratory: • ANA ... #pulmonary #differential ... #diagnosis