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Double artery sign

The double artery sign refers to the appearance of a non-dilated mucus-filled bronchus adjacent to a pulmonary artery producing the appearance of a "double artery" on CT chest. This sign is considered a feature of a central endobronchial lesion such as a mucus plug or neoplasm.

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Article information

rID: 59229
System: Chest
Section: Signs
Synonyms or Alternate Spellings:

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