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Primary antiphospholipid syndrome.

D Alarcón-Segovia1, J Sanchez-Guerrero

  • 1Department of Immunology and Rheumatology, Instituto Nacional de la Nutrición Salvàdor Zubirán, México City, México.

The Journal of Rheumatology
|April 1, 1989
PubMed
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Antiphospholipid antibody (APLA) syndrome can occur without other connective tissue diseases. This study proposes diagnostic criteria for primary antiphospholipid syndrome in young patients presenting with APLA-related symptoms.

Area of Science:

  • Rheumatology
  • Immunology
  • Autoimmune Diseases

Background:

  • Antiphospholipid antibody (APLA) syndrome is often associated with systemic lupus erythematosus (SLE) or other connective tissue diseases.
  • Clinical manifestations linked to APLA include thrombosis, thrombocytopenia, hemolytic anemia, fetal loss, leg ulcers, and livedo reticularis.
  • The concept of a primary antiphospholipid syndrome exists but lacks clear definition.

Observation:

  • Nine young patients presented with at least two clinical manifestations associated with high APLA titers.
  • These patients did not exhibit symptoms of SLE or other recognizable connective tissue diseases.

Findings:

  • The study proposes diagnostic criteria for a primary antiphospholipid syndrome.
  • This syndrome is characterized by APLA-related clinical events in the absence of underlying connective tissue disease.

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Implications:

  • Establishing criteria for primary antiphospholipid syndrome aids in diagnosis and management.
  • Understanding the mechanisms of autoantibody-induced systemic disease is crucial for developing targeted therapies.