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A Simple Classification Of Osteoarthritis

November 28, 2010 by Leave a Comment

PRIMARY Or IDIOPATHIC
Peripheral joints
Spine

  • Apophyseal joints
  • Intervertebral joints

Subsets

  • Generalized osteoarthritis
  • Erosive inflammatory osteoarthritis
  • Diffuse idiopathic skeletal hyperostosis
  • Chondromalacia patellae

Hereditary

SECONDARY
Trauma

  • Acute
  • Chronic (occupational, sports)

Underlying joint disorders

  • Local (fracture, infection)
  • Diffuse (rheumatoid arthritis)

Systemic metabolic or endocrine disorders

  • Ochronosis (alkaptonuria)
  • Wilson disease
  • Hemochromatosis
  • Kashin-Bek disease
  • Acromegaly
  • Hyperparathyroidism

Crystal deposition disease

  • Calcium pyrophosphate dihydrate (pseudogout)
  • Basic calcium phosphate (hydroxyapatite-octacalcium phosphate-tricalcium phosphate)
  • Monosodium urate monohydrate (gout)

Neuropathic disorders (Charcot joints)

  • Tabes dorsalis
  • Diabetes mellitus

Intra-articular corticosteroid overuse
Miscellaneous

  • Bone dysplasias
  • Frostbite

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