Diagnostic criteria for occupational lead poisoning:
(1) occupational exposure to lead dust or fumes
(2) whole blood lead level > 40 µg/dL
(3) one or more of the following clinical manifestations without an alternative explanation:
(3a) hemolytic anemia with basophilic stippling
(3b) abdominal pain with bowel change and/or weight loss
(3c) diffuse arthralgias
(3d) peripheral mononeuropathy documented by electromyogram
(3e) diffuse central nervous system dysfunction documented by neuropsychological testing
(3f) multiple endocrine abnormalities
(3g) hyperuricemia with evidence of interstitial nephropathy
Occupational exposure:
(1) OSHA uses a blood level > 40 µg/dL as the criteria for occupational exposure.
(2) The employer must notify the worker in writing if the blood level is > 40 µg/dL.
(3) If the blood level is > 60 µg/dL then the employee should be removed from work and receive chelation therapy.
