What is the role of gallium-67 scans in asbestosis imaging?

Updated: Apr 11, 2019
  • Author: Sam Chun, MD; Chief Editor: Eugene C Lin, MD  more...
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Before HRCT gained popularity, gallium-67 scans were often helpful in diagnosing asbestosis in patients with appropriate clinical presentations but normal or equivocal chest radiographs. [9]

Gallium-67 scans are usually positive in patients with asbestosis and may even provide a measure of inflammatory activity, because gallium-67 is believed to be engulfed by alveolar macrophages.

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