42 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Cysts #Differential ... #Comparison #Table ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
child-bearing age; no history ... ; smoking history ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
; smoking history ... (LAM): regular cysts ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
#Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
associated pulmonary ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst # ... #RadiologyAssistant
Nontuberculous mycobacteria
Nontuberculous mycobacteria, also known as atypical mycobacteria, are all the other mycobacteria which can cause
which can cause pulmonary ... pus within the cavity ... #Clinical #Radiology ... Mycobacteria #NTM #Cavity ... AirFluidLevel #RadiologyAssistant
Notice the cavitation especially on the right.
In the left upper lobe there is probably some traction-bronchiectasis
#Clinical #Radiology ... #Pulmonary #CTChest ... #SecondaryTB #Cavitary ... TractionBronchiectasis #RadiologyAssistant
Cavitary Lesion with Air-Fluid Level on Chest XRay

70+ year old man with PMH of latent TB
Cavitary Lesion ... pack year smoking history ... #Cavitary #CXR ... #ChestXRay #Clinical ... #Pulmonary #Radiology
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
the lung, like cyst ... , cavity, pneumatocele ... #CXR #Lucency #Differential ... #Cyst #Lung #Pulmonary ... #Diagnosis #Radiology
Light's Criteria

Medical Nugget on Light's Criteria for diagnosis of Exudative Pleural Effusion in adults and children.
Light's Criteria Medical ... LightsCriteria #MedNugget #differential ... #ddxof #pulmonary ... #im #radiology ... #clinical