31 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Cysts #Differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... patterns: reticular, nodular ... The cystic pattern ... seen and in many cases ... #Diagnosis #Radiology
Congenital absence of the pericardium: 
- CXR: leftward shift of the cardiac silhouette, Snoopy sign, no
silhouette, Snoopy sign ... in a posterior position ... CardiacMRI #CMRI #cardiology ... #chest #radiology ... #clinical
Here are the most common examples of these four patterns on a chest x-ray (click image
patterns on a chest ... opacities - Fine Nodular ... Nodule - Multiple Masses ... Atelectasis #Diagnosis #Clinical ... #Radiology #CXR
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
Sarcoidosis In this case ... the chest x-ray ... In many cases a ... #Clinical #Radiology ... #CXR #Sarcoidosis
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
pneumonia On the chest ... is in a normal position ... In the proper clinical ... #Clinical #Radiology ... #CXR #AirBronchogram
Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
Luftsichel Sign ... lobe collapse causes ... LUL #Collapse #clinical ... #radiology #Chest ... #XRay #CXR
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
bronchiectasis, as in cystic ... bronchial obstruction caused ... In this case there ... #Clinical #Radiology ... #CXR #CTChest #
Disseminated Neurocysticercosis on Skull XRay. 

One can appreciate calcified lessons in the Chest wall in CXR
lessons in the Chest ... wall in CXR or ... Positive serology ... Neurocysticercosis #SkullXRay #Clinical ... #Radiology
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
The CXR is of a ... On the CXR it is ... In many of such cases ... #Clinical #Radiology ... #CXR #CTChest #