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Japanese Journal of Clinical Oncology 31:133-134 (2001)
© 2001 Foundation for Promotion of Cancer Research

Editorial

Structure of Radiotherapy in Japan

Hiroshi Ikeda

Division of Radiology, National Cancer Center Hospital East, Kashiwa, Chiba, Japan

Cancer Statistics in Japan

The number of cancer deaths has ranked top in the causes of death in Japan since 1981 and is further increasing gradually. Gastrointestinal tract cancers occupy a large proportion of the total cancer deaths and it is a conspicuous characteristic in Japan. Of all cancer deaths, the numbers due to gastric cancer and uterine cervical cancer have been decreasing, whereas those with lung, breast, bowel, prostate cancer and others have been increasing substantially since 1975.

The number and the rate of cancer incidence are also increasing. This is due especially to the increase in the number of elderly people in Japan. An estimate of the future annual cancer incidence is 889 587 by 2015 (1). The age at diagnosis of cancer is gradually increasing. Elderly cancer patients tend to refrain from surgery or chemotherapy, because of their evident or occult frailty. Radiotherapy can be applied to the elderly because . . . [Full Text of this Article]

Contribution of Japan to the Development of Radiotherapy

Activity of JASTRO and PCS

Structural Problems in Japan

Future Directions

REFERENCES


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