6 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : 'signet ring sign ... Clinical #Diagnosis #Radiology ... #Comparison #Table ... #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
cardiogenic edema, to differentiate ... Look for other signs ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #RadiologyAssistant
On the left a patient with CHF. 
There is an increase in heart size compared to
Other signs of CHF ... that helpful, but comparison ... #Clinical #Radiology ... #CXR #CHF #Exacerbation ... #Comparison #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
has a limited differential ... #Diagnosis #Radiology ... #CXR #Lobar #Collapse ... #Patterns #Comparison ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
most challenging differential ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest # ... Histiocytosis #Cystic #RadiologyAssistant
Dilation of the azygos vein is a sign of increased right atrial pressure and is usually
azygos vein is a sign ... increase of 3 mm in comparison ... #Clinical #Radiology ... #CXR #CHF #Azygous ... AzygousVein #Dilatation #RadiologyAssistant