All of the following are true for occupational lead poisoning except –
Correct Answer: Average blood is more impoant than number of subjects with blood levels above threshold
Description: Lead poisoning occurs as inhalation and ingestion.Measuremwnts of lead in blood and urine provide quantitative indicators of exposure.Lead in urine of over 0.8mg/litre indicates lead exposure.A blood level of 70microgram/100 ml is associated with clinical symptoms.Basophilic stipling of RBC is a .sensitive parameter of the haematological response.(Ref.PARK'S textbook of preventive and social medicine 21st edition page no.748,749)
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Social & Preventive Medicine
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