Bone & joints

Other chondrogenic tumors


Last author update: 1 June 2005
Last staff update: 19 January 2022

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PubMed search: osteochondromyxoma

Nat Pernick, M.D.
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Cite this page: Pernick N Osteochondromyxoma. website. Accessed November 29th, 2023.
Definition / general
  • Rare congenital bone tumor presenting with painless mass
  • Associated with Carney complex (familial lentinginous and multiorgan tumor syndrome, Am J Surg Pathol 2001;25:164)
  • Sites: nasal region, tibia, radius
  • Resection, but recurs if incompletely excised
Gross description
  • Gelatinous, cartilaginous, bony
Microscopic (histologic) description
  • Sheets and lobules of bland cells in myxomatous, cartilaginous, osseous, and hyaline fibrous matrix
  • Low to moderate cellularity
  • Erodes bone and frequently extends into soft tissue
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