Survey result of the newest larger-scale published by Swedish researchers showed that breast x-ray check can decrease breast cancer mortality obviously.

Swedish research institutions have published announcement recently and said that they did a survey on one hundred and thirty thousands women who accepted breast x-ray checking by Mamography Unit in Swedish middle area in last twenty years. The result showed that Breast cancer death rates of accepting breast x-ray checking women were lower 30% than unaccepting this checking women.

The reports said that this survey was the largest scale and lasted longest time of promoting and using mammary x-ray checking in the world at present.

Swedish government can provide breast x-ray checking for all more than fourty women from 1997 and it can find cancer in time. But this technology exist dispute. Some countries scientific researchers pointed out that this technology would increase misdiagnosis risk and x-rays have also side effects on human.

But most of related experts all think that breast x-ray checking advantages are more than disadvantages and the related examination should be advocated.

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