Occupational lead poisoning.

摘要: The continued occurrence of occupational lead overexposure and poisoning in the United States remains a serious problem despite awareness its adverse health effects. Lead exposure is arguably oldest known hazard. It particularly insidious hazard with potential for causing irreversible effects, including hypotension, central nervous system problems, anemia diminished hearing acuity before it clinically recognized. Scientific evidence subclinical toxicity continues to accumulate, making further reduction workplace exposure, regular screening, earlier diagnosis treatment critical importance prevention this For most part, adult worker based on integration data obtained from history, physical examination, laboratory tests specific organ function. A blood level 40 micrograms per dL (1.95 mumol L) or greater requires medical intervention; 60 (2.90 three consecutive measurements averaging 50 (2.40 higher indicate necessity employee removal. decision initiate chelation therapy not levels but depends severity clinical symptoms.