Lambda sign (sarcoidosis)

The lambda sign is seen on gallium-67 scans in the setting of thoracic sarcoidosisBilateral hilar and right paratracheal lymph nodes are typically involved which can resemble the Greek letter lambda (λ).

See also
Inspired signs

Article information

rID: 6824
System: Chest
Section: Signs
Synonyms or Alternate Spellings:
  • Lambda sign of sarcoidosis

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Cases and figures

  • Figure 1: equivalence on gross pathology
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  • Case 1: Gallium scan
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  • Case 1: annotated Gallium scan
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  • Case 2: chest x-ray
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