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Pediatric acquired immunodeficiency syndrome: an unusually high incidence of twinning
P A Thomas1, S J Ralston, M Bernard
1New York City Dept of Health, NY.
Insights
Twin surveillance data reveals most pediatric AIDS cases are HIV-concordant. Early symptom onset in twins may explain their overrepresentation in early pediatric AIDS surveillance.
Area of Science:
- Pediatric Infectious Diseases
- Epidemiology
- Public Health Surveillance
Background:
- Pediatric Acquired Immunodeficiency Syndrome (AIDS) surveillance tracks disease incidence in children.
- Understanding disease patterns in specific populations, like twins, is crucial for public health insights.
- Previous observations suggested a potential association between twin status and pediatric AIDS cases.
Purpose of the Study:
- To analyze the incidence and characteristics of twins within reported pediatric AIDS cases in New York City.
- To investigate the concordance of Human Immunodeficiency Virus (HIV) infection within twin pairs diagnosed with pediatric AIDS.
- To explore potential explanations for any observed associations between twin status and pediatric AIDS.
Main Methods:
- Review and analysis of surveillance data for pediatric AIDS cases reported in New York City.
- Identification of cases involving twins and assessment of their Human Immunodeficiency Virus (HIV) infection status.
- Comparison of observed twin incidence with general population twin rates (implied).
Main Results:
- Surveillance data indicates a notable presence of twins among reported pediatric AIDS cases.
- The majority of twin pairs diagnosed with pediatric AIDS were concordant for HIV infection.
- Three discordant HIV infection pairs within twins were identified and previously documented.
Conclusions:
- The findings suggest twins may be overrepresented in early pediatric AIDS surveillance data.
- A primary explanation for this overrepresentation is likely the earlier manifestation of symptoms in twins, leading to earlier diagnosis and reporting.
- Further research may be needed to fully elucidate the complex interplay between twinship, HIV, and pediatric AIDS presentation.
Abstract:
Surveillance data on incidence of twins among reported cases of pediatric AIDS in New York City are presented. Most pairs are concordant for HIV infection. Three discordant pairs have been described elsewhere. Possible reasons for the association are discussed, including the most likely explanation that twins show symptoms early and are overrepresented in the early years of surveillance of pediatric AIDS.