Multilayered periosteal reaction

Multilayered periosteal reaction, also known as a lamellated or onion skin periosteal reaction, demonstrates multiple concentric parallel layers of new bone adjacent to the cortex, reminiscent of the layers on an onion. The layers are thought to be the result of periods of variable growth 2.


It has been associated with:

See also

Inspired signs
Share article

Article information

rID: 1697
Section: Gamuts
Tag: refs
Synonyms or Alternate Spellings:
  • Onion skin periosteal reaction
  • Lamellated periosteal reaction

Support Radiopaedia and see fewer ads

Cases and figures

  • Figure 1: photograph - onion
    Drag here to reorder.
  • Case 1: Ewing sarcoma with onion skin
    Drag here to reorder.
  • Figure 2: types of periosteal reactions
    Drag here to reorder.
  • Case 2: Langerhan's cell histiocystosis
    Drag here to reorder.
  • Case 3: Langerhans cell histiocytosis
    Drag here to reorder.
  • Case 4: prostate cancer metastasis
    Drag here to reorder.
  • Updating… Please wait.

     Unable to process the form. Check for errors and try again.

     Thank you for updating your details.