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[Toxocara infections in childhood in relation to reactive arthritis]
J Kinceková1, P Dubinský, J Filka
1Parazitologický ustav, Slovenská akadémia vied, Kosice.
Insights
Reactive arthritis can be triggered by Toxocara infection in children. This case study highlights the combined effect of Toxocara larval infection and Chlamydia, leading to reactive arthritis in a child.
Area of Science:
- Rheumatology
- Infectious Diseases
- Immunology
Background:
- Reactive arthritis is a seronegative spondylarthropathy.
- Larval toxocarosis is a potential, though less common, trigger for reactive arthritis.
- Chlamydia infections are a known cause of reactive arthritis.
Observation:
- A pediatric case presenting with symptoms suggestive of reactive arthritis.
- The child exhibited elevated anti-Toxocara antibodies and circulating antigens.
- An acute Chlamydia infection was also identified in the patient.
Findings:
- The co-occurrence of larval toxocarosis and acute Chlamydia infection.
- This combination of factors is hypothesized to have precipitated reactive arthritis.
- Evidence suggests a link between these infections and reactive knee joint affection.
Implications:
- Highlights the potential role of larval toxocarosis as a reactive arthritis trigger.
- Underscores the importance of considering multiple infectious agents in reactive arthritis cases.
- Suggests that immunological impairment may increase susceptibility to reactive arthritis from co-infections.
Abstract:
Reactive arthritis belongs to a group of rheumatoid diseases known as seronegative spondylarthritis or spondarthropathies. Of many reactive arthritis-evoking agents, the authors focused on larval toxocarosis. The authors describe a child with high anti-Toxocara antibody and circulating antigen titres in combination with acute Chlamydia infection, which may have caused reactive arthritis in this immunologically impaired organism. This is evidence of the coincidence of different pathological factors manifested by reactive affection of the knee joint.