12 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: 'signet ring sign ... Clinical #Diagnosis #Radiology ... #Cysts #Differential ... #Comparison #Table ... #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
lumen - associated atelectasis ... bronchitis, COPD and cystic ... #Diagnosis #Radiology ... Bronchiectasis #Differential ... #RadiologyAssistant
Lobar atelectasis or lobar collaps is an important finding on a chest x-ray and has a
or lobar collaps ... has a limited differential ... #Diagnosis #Radiology ... #CXR #Lobar #Collapse ... Patterns #Comparison #RadiologyAssistant
Right middle lobe atelectasis
First study the x-rays and then continue reading.
What are the findings?
Blurring of the
border (silhouette sign ... as a result of collapse ... #Clinical #Radiology ... MiddleLobe #Lobar #Collapse ... SilhouetteSign #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... The cystic pattern ... #Diagnosis #Radiology ... #RadiologyAssistant
The findings are:
 - Large density on the left with loss of cardiac silhouette.
 - High
indicate a total atelectasis ... #Clinical #Radiology ... Lateral #LUL #Lobar #Collapse ... #Luftsichel #Sign ... LuftsichelSign #RadiologyAssistant
There is an atelectasis of the left upper lobe.
You would not expect the apical region to
There is an atelectasis ... #Clinical #Radiology ... Lateral #LUL #Lobar #Collapse ... #Luftsichel #Sign ... LuftsichelSign #RadiologyAssistant
Cystic lung disease
Lung cysts are defined as radiolucent areas with a wall thickness of less than
Lung cysts are ... listed in the table ... #Diagnosis #Radiology ... CysticLungDisease #Differential ... #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... Clinical #Diagnosis #Radiology ... NodularPattern #Differential ... #Comparison #Table ... #RadiologyAssistant
he CT shows a lesion that originates in the lung.
Many would have a lungcancer on the
the top of their differential ... the comet tail sign ... #Clinical #Radiology ... #CometTail #Sign ... #RadiologyAssistant