10 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 ... #Cysts #Differential ... Comparison #Table #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... The cystic pattern ... When the cysts have ... #Diagnosis #Radiology ... #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
There is a lung cyst ... small airways leading ... #Clinical #Radiology ... #CXR #Pneumothorax ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
vessel sign (7) ... vessel sign (8) ... #Clinical #Radiology ... #CXR #CTChest # ... SepticEmboli #Cavity #RadiologyAssistant
PA view
On the PA chest-film it is important to examine all the areas where the lung
the silhouette sign ... #Clinical #Anatomy ... #Radiology #CXR ... #Normal #Labeled ... ParatrachealStripe #RadiologyAssistant
Pericardial cyst
Pericardial cysts are connected to the pericardium and usually contain clear fluid.
The majority of pericardial
Pericardial cyst ... On the chest x-ray ... #Clinical #Radiology ... #CXR #CTChest # ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... the central dot sign ... #Clinical #Radiology ... #CXR #CTChest # ... #RadiologyAssistant
There is a hydropneumothorax.
Notice the air-fluid level.
The upper lobe is still attached to the chest wall
There is a lung cyst ... small airways leading ... #Clinical #Radiology ... #CXR #Pneumothorax ... Lymphangioleiomyomatosis #LAM #RadiologyAssistant
Lung infarction
In pulmonar embolism it is not common to see consolidation.
The consolidation is a result of
lunginfarction and bleeding ... this case a lung cyst ... #Clinical #Radiology ... #CXR #CTChest # ... PulmonaryEmbolism #RadiologyAssistant
Authors: Mark M. Ramzy, DO, EMT-P (@MarkRamzyDO, EM Resident Physician, Drexel University, Department of Emergency Medicine)
Vital signs: BP ... (CXR), try rotating ... not seen on a CXR ... intra-abdominal bleeding ... #Radiology #CTChest