... main sources of occupational lead poi-soning are battery-manufacturing plants, lead smeltingplants, and steel plants. We do not have any specific limitvalues and use ACGIH-TLVs as regulatory ... wasalso inappropriately operated for appendicitis. Lead intoxication symptoms such as abdominal pain,constipation, nausea, vomiting, etc make this disease animportant diagnosis to be differentiated ... returned to his job athis former workplace.Discussion Lead intoxication is highly prevalent among personschronically over-exposed to lead. Symptoms includearthralgia, myalgia, headache, weakness,...