Ground-glass density nodule

Last revised by Yahya Baba on 30 Jan 2024

A ground-glass density nodule (GGN) is a circumscribed area of increased pulmonary attenuation with preservation of the bronchial and vascular margins.

A ground-glass density may be:

Although encountered regularly, the incidence of cancer in these nodules has been reported as high as 63% (for partly solid nodules, in one study). Histologically these may represent:

See also

ADVERTISEMENT: Supporters see fewer/no ads

Cases and figures

  • Case 1: minimally invasive adenocarcinoma
    Drag here to reorder.
  • Case 2
    Drag here to reorder.