CT angiogram sign (lungs)

The CT angiogram sign refers to vessels appearing prominent during a contrast enhanced CT as they traverse an airless low attenuation portion of consolidated lung. Although initially thought to be specific for bronchoalveolar carcinoma, it has now been recognised as a generic appearance provided the density of consolidation is relatively low. This sign has been associated with:

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Article Information

rID: 4899
Systems: Chest, Oncology
Section: Signs
Synonyms or Alternate Spellings:
  • CT Angiogram Sign

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