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Childhood Lead Exposure and Adult Outcomes

Childhood Lead Exposure and Adult Outcomes Opinion EDITORIAL David C. Bellinger, PhD, MSc The discovery that the water in Flint, Michigan, was contami- diated this association. The socioeconomic status in adulthood nated with lead shows that excessive exposure to this toxic of those who had a blood lead concentration greater than 10 metal remains a threat to human health. The episode re- μg/dL at age 11 years was significantly lower than that of their sulted from a series of poor parents. The literature provides clues as to why lower socio- decisions by politicians that economic status might be a residuum of early-life lead expo- Related article page 1244 allowed lead to leach from sure. In addition to lower IQ, greater lead exposure is associ- pipes and fixtures into the ated with deficits in executive function, behaviors similar to water flowing into residents’ homes. But Flint is by no means attention deficit hyperactivity disorder (eg, impulsivity, disor- unique with regard to lead hazards. A 2016 report identified ganization, distractibility), substance abuse, and other forms 3000 US communities in which the percentage of children with of social pathology. These deficits could put some individu- a blood lead concentration greater than 5 μg/dL, the current als on a http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png JAMA American Medical Association

Childhood Lead Exposure and Adult Outcomes

JAMA , Volume 317 (12) – Mar 28, 2017

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Publisher
American Medical Association
Copyright
Copyright 2017 American Medical Association. All Rights Reserved.
ISSN
0098-7484
eISSN
1538-3598
DOI
10.1001/jama.2017.1560
pmid
28350907
Publisher site
See Article on Publisher Site

Abstract

Opinion EDITORIAL David C. Bellinger, PhD, MSc The discovery that the water in Flint, Michigan, was contami- diated this association. The socioeconomic status in adulthood nated with lead shows that excessive exposure to this toxic of those who had a blood lead concentration greater than 10 metal remains a threat to human health. The episode re- μg/dL at age 11 years was significantly lower than that of their sulted from a series of poor parents. The literature provides clues as to why lower socio- decisions by politicians that economic status might be a residuum of early-life lead expo- Related article page 1244 allowed lead to leach from sure. In addition to lower IQ, greater lead exposure is associ- pipes and fixtures into the ated with deficits in executive function, behaviors similar to water flowing into residents’ homes. But Flint is by no means attention deficit hyperactivity disorder (eg, impulsivity, disor- unique with regard to lead hazards. A 2016 report identified ganization, distractibility), substance abuse, and other forms 3000 US communities in which the percentage of children with of social pathology. These deficits could put some individu- a blood lead concentration greater than 5 μg/dL, the current als on a

Journal

JAMAAmerican Medical Association

Published: Mar 28, 2017

References