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1·Cadmium is a heavy metal, except it can cause acute and chronic poisoning, it also can cause teratogenic, cancer and mutation.

镉是一种重金属毒物，除可造成急、慢性中毒，还有一定致畸、致癌和致突变作用。

2·In China, many areas have the problems of the parcel groundwater contain too much arsenic, and it leads parcel arsenical chronic poisoning.

在中国，很多地区存在局部地下水含砷量过高的问题，导致地方性砷中毒。

3·However, as mercury can be found in most fish, one risks excessive intake of mercury by eating too much deep sea fish, leading to chronic poisoning.

然而，很多鱼都含水银，常吃大量深海鱼，便有机会摄取过量水银，长远可引致慢性中毒。

4·In patients with chronic poisoning is usually given to high-dose corticosteroids can reduce symptoms, but it was not obvious to improve the pathological changes.

在慢性中毒的患者，通常给予大剂量皮质类固醇，可减轻症状，但对病理变化改善不明显。

5·Chronic poisoning, can be used in Western medicine, give some help to restore hematopoietic function of drugs such as vitamins, hormones and other drugs and nucleotides.

慢性中毒，可采用中西医结合疗法，给予一些有助于恢复造血功能的药物如多种维生素、核苷酸类药物以及激素等。

6·Chronic poisoning: long-term exposure product can be caused by corneal opacities, secondary anemia, leukocytosis, neurasthenia syndrome, the workers place the skin dry, chapped, dermatitis.

慢性中毒：长期接触本品可致角膜混浊，继发性贫血，白细胞增多，神经衰弱综合症，工人发生皮肤干燥，皲裂，皮炎。

7·Objective To study the protective effect of sodium calcium edentate on kidney injury in chronic lead poisoning patients.

目的探讨依地酸钙钠驱铅治疗慢性铅中毒患者肾损害的保护作用。

8·Conclusion: During chronic lead poisoning, lead poisoning results in the decrease of SOD activity and the increase of MDA content as time goes by.

结论：慢性染铅过程中，肾脏sod活性随染铅时间延长逐渐降低，MDA含量随染铅时间延长逐渐增加。

9·Diagnostic criteria and principle of treatment for chronic methyl? Mercury poisoning caused by water pollution.

水体污染慢性甲基汞中毒诊断标准及处理原则。

10·Objective:To explore the effects of Pumpkin Extracts(PKE)on oxidative damage effect of chronic benzene poisoning in mice.

目的：探讨南瓜提取物对慢性苯中毒所造成的机体抗氧化系统损伤的拮抗作用。