20 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... The cystic pattern ... #Diagnosis #Radiology ... #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... LIP #Clinical #Diagnosis ... #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion ... #Cavity #Cyst # ... #Radiology
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
#Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution ... Central #Peripheral #RadiologyAssistant
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
The table lists ... the differential ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... on the basis of HRCT ... #Diagnosis #Radiology ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Pulmonary edema #Diagnosis ... #Radiology #Pulmonary ... #HRCT #ChestCT ... #Differential #Table ... #Upper #Lower #RadiologyAssistant
Hilar enlargement
The table summarizes the causes of hilar enlargement.
Normal hili are:
- Normal in position - left
enlargement The table ... branching vessels #Diagnosis ... #Radiology #CXR ... #Enlargement #Differential ... Unilateral #Bilateral #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... diagnosis there ... #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison #RadiologyAssistant
Pleural opacities
The table lists the most common causes of pleural opacities #Diagnosis #Radiology #Pulmonary #CXR #Pleural
opacities The table ... pleural opacities #Diagnosis ... #Radiology #Pulmonary ... #CXR #Pleural # ... #Causes #RadiologyAssistant