Fluid-fluid level containing bone lesions

Fluid-fluid level containing bone lesions are best seen on MRI, although with narrow window width they can also be appreciated on CT.

Epidemiology

Their prevalence is estimated at ~3% of bone and soft tissue tumours 1.

Differential diagnosis

Their presence is non-specific, as they are seen in both benign and malignant lesions:

There is a mnemonic for fluid-fluid levels on MRI.

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Article Information

rID: 7521
Section: Gamuts
Tag: bone
Synonyms or Alternate Spellings:
  • Fluid-fluid level containing bone lesions
  • Bone lesion with fluid-fluid levels
  • Skeletal mass with fluid-fluid levels

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