Cancer Among Children With Perinatal Exposure to HIV and Antiretroviral Medications--New Jersey, 1995-2010

Wade Ivy1, Steve R Nesheim, Sindy M Paul

  • 1*Division of HIV/AIDS Prevention, National Center for HIV/AIDS, Viral Hepatitis, STD, and TB Prevention, Centers for Disease Control and Prevention, Atlanta, GA; †New Jersey Department of Health, Division of HIV/AIDS Services, Trenton, NJ; ‡New Jersey Department of Health, Communicable Disease Service, Trenton, NJ; and §New Jersey Department of Health, Cancer Epidemiology Services, Trenton, NJ.

Insights

Perinatal antiretroviral (ARV) exposure in infants born to HIV-infected mothers does not increase cancer risk. This study found no significant difference in cancer incidence among ARV-exposed infants compared to unexposed infants.

Area of Science:

  • Pediatric Oncology
  • Infectious Diseases
  • Public Health

Background:

  • Concerns exist regarding the potential cancer risk in infants exposed to antiretroviral (ARV) drugs during pregnancy or birth.
  • Previous short-term studies have not identified an increased cancer risk associated with this exposure.

Purpose of the Study:

  • To investigate the long-term cancer risk in children perinatally exposed to antiretroviral (ARV) drugs.
  • To evaluate whether ARV prophylaxis for preventing mother-to-child HIV transmission impacts childhood cancer rates.

Main Methods:

  • Retrospective cohort study utilizing New Jersey's Enhanced HIV/AIDS Reporting System and State Cancer Registry data (1995-2008).
  • Identified HIV-exposed infants and tracked cancer diagnoses, comparing incidence rates to state and national averages.
  • Calculated age- and sex-standardized incidence ratios (SIR) and 95% confidence intervals (CIs).

Main Results:

  • Among 3,087 HIV-exposed children followed for a median of 9.8 years, 4 cancer cases were diagnosed.
  • Cancer incidence was similar between ARV-exposed (14.3/100,000 person-years) and unexposed (22.5/100,000 person-years) infants.
  • Observed cancer cases did not significantly differ from expected rates based on state (SIR=1.21) and national (SIR=1.27) references.

Conclusions:

  • Current use of ARV for perinatal HIV prophylaxis appears safe regarding childhood cancer risk.
  • Findings support existing 2014 federal guidelines recommending ARV prophylaxis for HIV-exposed infants.
Abstract

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