11 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
emphysema: no walls ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #Comparison #Table ... #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... - Cells - tumor ... idiopathic it is called ... #Diagnosis #Radiology ... #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
LCH: multiple round ... areas without walls ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
areas without walls ... histiocytosis (LCH ... #Clinical #Radiology ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
(including tumor ... substances resulting in lobar ... or multifocal ill-defined ... #Diagnosis #Radiology ... Consolidation #Patterns #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
has a limited differential ... produces only mild ... #Diagnosis #Radiology ... #Patterns #Comparison ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... #Clinical #Diagnosis ... #Radiology #CTChest ... Cyst #Emphysema #Comparison ... #RadiologyAssistant
When a rib fracture heals, the callus formation may create a mass-like appearance (blue arrow).
Sometimes a
fracture heals, the callus ... is necessary to differentiate ... #Clinical #Radiology ... #CXR #Old #RibFracture ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison ... #RadiologyAssistant