9 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM: round ... : 'signet ring sign ... #Radiology #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
can suggest the diagnosis ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity ... #RadiologyAssistant
In a later stage the nodules start to cavitate and become cysts.
These cysts start as round
cysts start as round ... #Clinical #Radiology ... #CTChest #LCH # ... Histiocytosis #Cavitary ... #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the differential diagnosis ... #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
challenging differential diagnosis ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest # ... LCH #LangerhansCellHistiocytosis
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
their differential diagnostic ... the comet tail sign ... #Clinical #Radiology ... #CTChest #RoundedAtelectasis ... #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
important finding on a chest ... #Diagnosis #Radiology ... #CXR #Lobar #Collapse ... #Patterns #Comparison ... #RadiologyAssistant
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
features on the chest ... #Diagnosis #Radiology ... #CHF #CXR #Stages ... #Findings #Signs ... #RadiologyAssistant
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
There are two diagnostic ... gren - Post transplant ... penicillamine) #Clinical #Radiology ... #Attenuation #Comparison ... #RadiologyAssistant