21 results
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
, like cyst, cavity ... visible wall #CXR ... #Lucency #Differential ... #Table #CavitaryLesion ... #Cavity #Cyst #
Garland Triad on Chest X-Ray in Sarcoidosis 
aka Pawnbroker's Sign - Right paratracheal and bilateral hilar
aka Pawnbroker's Sign ... paratracheal and bilateral ... #XRay #CXR #Pawnbrokers ... #Sign #clinical ... #radiology #pulmonary
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... low attenuation (table ... On a Chest X-Ray ... #Diagnosis #Radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... the surrounding lung ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst #
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
feeding vessel sign ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest # ... #SepticEmboli #Cavity
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 ... #CTChest #Cystic ... #Cysts #Differential ... #Comparison #Table
Hilum Overlay Sign on Chest X-Ray
If a mass is in contact with the pulmonary vessels then,
Hilum Overlay Sign ... on Chest X-Ray ... This was later proven ... #Chest #XRay #clinical ... #radiology #CXR
Luftsichel Sign in Left Upper Lobe Collapse - Chest X-Ray

An upper lobe collapse causes the collapse
Luftsichel Sign ... causes the collapse lung ... LUL #Collapse #clinical ... #radiology #Chest ... #XRay #CXR
Lungcancer
10% of lungcancers cavitate, most commonly squamous cell carcinoma.
Small cell lungcancer does not cavitate.
Bronchoalveolar carcinoma, or
Here a chest x-ray ... large cavitating lung ... #Clinical #Radiology ... #CXR #LungCancer ... #Cancer #Cavity
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
necrosis (7-14 days later ... Lung Abscess - Clinical ... Blood cultures • CXR ... early disease) • CXR ... Abscess Differential