Osteoarthritis

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Osteoarthritis, abbreviated OA, is a degenerative disease of the joint.

General

Risks

It is associated with:[1]

  • Advanced age.
  • Trauma.
  • Unusual loading (bony misalignment, obesity).

Gross pathology/radiology

Features:[2]

  • Loss of cartilage, especially asymmetrical (eburnation).
  • Osteophyte formation.
  • Subchondral cysts.
  • Subchondral sclerosis.

Memory device: LOSS = loss of cartilage, osteophyte formation, subchondral cysts, subchondral sclerosis.

See also

References

  1. ↑ Martel-Pelletier, J.; Pelletier, JP. (Apr 2010). "Is osteoarthritis a disease involving only cartilage or other articular tissues?". Eklem Hastalik Cerrahisi 21 (1): 2-14. PMID 20302555. http://www.ncbi.nlm.nih.gov/corehtml/query/egifs/http:--www.tevak.org-images-Eklemlinkout.png.
  2. ↑ Swagerty, DL.; Hellinger, D. (Jul 2001). "Radiographic assessment of osteoarthritis.". Am Fam Physician 64 (2): 279-86. PMID 11476273. http://www.aafp.org/afp/2001/0715/p279.html.
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