9 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On a Chest X-Ray ... detected on a chest ... The cystic pattern ... appreciate on a cest ... When the cysts have
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... : round cysts, evenly ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... before the typical cysts ... #Clinical #Radiology ... #HRCT #CTChest ... #Nodular #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #CTChest #Nodular ... #Differential # ... Comparison #Table
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Low Attenuation Nodular ... Antitripsyn Def • Cysts ... HiRes #HighRes #Chest
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... we describe a chest ... a thick wall Cyst ... #Cavity #Cyst # ... #Diagnosis #Radiology
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
- Chest Radiology ... small (1 -4 mm) nodules ... throughout the lungs ... #Chest #Radiology ... pulmonary #CXR #clinical
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
On the left a chest ... findig on the chest ... is a reticular patern ... caused by multiple cysts ... #Clinical #Radiology
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... diagnosis (Table ... Kerley B lines on chest ... Nodular or irregular ... #Diagnosis #Radiology