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Seasonal pattern of elevated blood lead levels among children younger than 5 years of age, United States (2012)

Number of cases of elevated blood lead levels 10 or more micrograms per deciliter among children aged younger than 5 years, by month in 2012 in the United States. (Source: Laidlaw MA, Filippelli GM, Sadler RC, Gonzales CR, Ball AS, Mielke HW. Children's blood lead seasonality in Flint, Michigan [USA], and soil-sourced lead hazard risks. Int J Environ Res Public Health 2016;13[4]:358. Graphed from public domain CDC data in: Raymond J, Brown MJ. Summary of notifiable noninfectious conditions and disease outbreaks: childhood blood lead levels--United States, 2007-2012. MMWR Morb Mortal Wkly Rep 2015;62[54]:76-80. Creative Commons Attribution [CC-BY] License,

Associated Disorders

  • Attention deficit hyperactivity disorder
  • Communication disorder
  • Developmental delay
  • Hyperactivity
  • Iron deficiency
  • Iron deficiency anemia
  • Language disorder
  • Learning disabilities
  • Mental retardation
  • Pica