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[Apatite rheumatism]

J C Gerster1

  • 1Service de rhumatologie, médecine physique et réhabilitation, centre hospitalier universitaire vaudois, Lausanne/Suisse.

La Revue Du Praticien
|January 15, 1994
PubMed
Summary
This summary is machine-generated.

Acute periarthritis involves intratendinous calcifications, often disappearing radiologically after an attack. Hydroxyapatite crystals in synovial fluid indicate joint damage, sometimes alongside calcium pyrophosphate crystals.

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Area of Science:

  • Rheumatology
  • Crystal-induced Arthropathies
  • Calcium Deposition Diseases

Context:

  • Acute periarthritis, a form of apatite arthropathy, is characterized by intratendinous calcifications.
  • Calcifications may resolve radiologically following an acute attack.
  • Hydroxyapatite crystals can be found in synovial fluid during arthrosis flare-ups or joint damage.

Purpose:

  • To describe the occurrence and significance of hydroxyapatite crystals in joint pathology.
  • To highlight the association of these crystals with arthrosis and periarthritis.
  • To note the potential co-occurrence with calcium pyrophosphate crystals.

Summary:

  • Acute periarthritis involves intratendinous calcifications, which can resolve radiologically.
  • Hydroxyapatite crystals are detected in synovial fluid, particularly in advanced destructive arthrosis.

Related Experiment Videos

  • Mixed pyrophosphatic and apatitic arthropathy can occur when calcium pyrophosphate crystals are also present.

    • Impact:

    • Enhances understanding of crystal deposition in joint diseases.
    • Aids in diagnosing conditions like apatite arthropathy and advanced arthrosis.
    • Provides insights into the pathogenesis of crystal-associated joint inflammation.