What could my IQ be if I didn't have lead poisoning?

Cognitive impact . depends on age of onset, duration & blood levels. 5 ?g/dl is evidence of lead exposure that needs attention. 45 ?g/dl or > warrants chelation. Both parents' IQ's contribute 25% of cognitive potential; prenatal exposure to alcohol tobacco &/or drugs & environmental factors like poverty, diet & low parental involvement contribute, also. A low blood level, 5-10 ?g/dl, decreases IQ by 3.9 points. .

Related Questions

Could lead poisoning really cause lower IQ and make people anti social?

Yes. Higher lead levels can cause neurologic symptoms. You would be looking for levels in excess of 20 mcg/dl with increased effects with the increased duration of high levels. Read more...