9 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... bronchiectasis: ... walls, central dot ... #Radiology #CTChest ... #Cystic #Cysts
Deep Vein Thrombosis Ultrasound Pocket Card
Deep Vein Thrombosis Scanning Sites:
 • Common Femoral Vein 
 •
Thrombophlebitis • Baker’s Cyst ... Lymph Node • Pseudoaneurysms ... DeepVein #Thrombosis #DVT ... #pocus #diagnosis ... #Ultrasound #radiology
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... histiocytosis) - Bronchiectasis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... TractionBronchiectasis #Cysts
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... - Differential Diagnosis ... Antitripsyn Def • Cysts ... Sarcoidosis • Bronchiectasis ... #pulmonary #radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... reticular, nodular, high ... The cystic pattern ... When the cysts have ... #Diagnosis #Radiology
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Differential diagnosis ... 90% are smokers, cysts ... artery seen as dot ... #Clinical #Radiology ... #CTChest #Lymphangiomyomatosis
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
reticular nodular high ... attenuation (emphysema, cystic ... lymphadenopathy, traction bronchiectasis ... ) #Diagnosis #Radiology ... Pulmonary #HRCT #CTChest
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... challenging differential diagnosis ... identify the central dot ... #Clinical #Radiology ... #CXR #CTChest #
Liposclerosing Myxofibrous Tumor (LSMFT) - MSK Radiology
Imaging Findings:
 • Geographic lucent lesion with sclerotic margin in
(LSMFT) - MSK Radiology ... region of the right femoral ... sclerotic rim with high-signal ... Aneurysmal bone cyst ... #diagnosis #msk