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Concomitant systemic lupus erythematosus and ankylosing spondylitis
I Olivieri1, G Gemignani, M Balagi
1Institute of Medical Pathology 1, University of Pisa, Italy.
Annals of the Rheumatic Diseases
|May 1, 1990
Summary
This case study reports a woman diagnosed with both ankylosing spondylitis and systemic lupus erythematosus (SLE). The presence of specific HLA antigens may link these two autoimmune conditions, suggesting a potential genetic predisposition.
Area of Science:
- Immunogenetics
- Rheumatology
- Autoimmune Diseases
Background:
- Ankylosing spondylitis and systemic lupus erythematosus (SLE) are distinct autoimmune conditions.
- Co-occurrence of these diseases is rare and its underlying mechanism is not fully understood.
Observation:
- A 42-year-old white female presented with clinical criteria for both ankylosing spondylitis and SLE.
- Previous literature documented a similar case in a black male.
Findings:
- HLA typing in this patient revealed antigens associated with both SLE and seronegative spondyloarthropathy.
- This finding aligns with a previously reported case, suggesting a shared genetic marker.
Implications:
- The study supports a hypothesis linking the co-occurrence of ankylosing spondylitis and SLE to a specific, rare combination of HLA antigens.
- This may indicate a shared genetic susceptibility or pathway for these two seemingly disparate autoimmune diseases.
- Further research into this specific HLA antigen combination could elucidate pathogenic mechanisms and inform diagnostic or therapeutic strategies.