12 results
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 ... LowAttenuation #Differential
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
emphysema, bulla, honeycombing ... visible wall #CXR ... #Lucency #Differential ... Lung #Pulmonary #Diagnosis ... #Radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... When the cysts have ... histiocytosis or honeycombing ... seen and in many cases ... #Diagnosis #Radiology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Cystic LCH: - LAM ... : round cysts, evenly ... #Radiology #CTChest ... #Cystic #Cysts
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... There is a lung cyst ... is a possible diagnosis ... leading to pulmonary cyst ... #CXR #Pneumothorax
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
Honeycomb cysts ... regardless of their cause ... Subpleural honeycomb cysts ... #Diagnosis #Radiology ... #Differential #
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Diagnosis Framework ... Silicosis • Honeycombing ... Antitripsyn Def • Cysts ... #radiology
On the left a chest film of a patient with UIP due to IPF.
The findings on
appearance of honeycombing ... reticular densities caused ... thick walls of the cysts ... #Clinical #Radiology ... #CXR #CTChest #
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
attached to the chest ... There is a lung cyst ... is a possible diagnosis ... leading to pulmonary cyst ... #CXR #Pneumothorax
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Differential diagnosis ... 90% are smokers, cysts ... another typical case ... #Clinical #Radiology ... #CTChest #Lymphangiomyomatosis