7 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : '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 ... feeding vessel sign ... feeding vessel sign ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
Look for other signs ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #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
Increased pulmonary venous pressure is related to the pulmonary capillary wedge pressure (PCWP) and can be
logical sequence of signs ... #Diagnosis #Radiology ... #CHF #CXR #Stages ... #Findings #Signs ... #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
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 # ... Histiocytosis #Cystic #RadiologyAssistant