The Epidemiology of Cancers of Stomach and Esophagus in China

Copyright: © 2013 nong Zou X, et al. This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are credited. Stomach cancer and esophageal cancer are among the most common and lethal cancers worldwide, causing 934 000 and 380 000 deaths each year respectively and a substantial amount of deaths occurs in less-developed countries [1]. Similarly, they cause high burden in China in terms of incidence and mortality. According to the latest data of Chinese cancer registry, esophageal cancer is the fifth of the 10 most common cancers and stomach cancer is the second, and with respect to mortality, they rank the forth and third of 10 leading cancers respectively [2]. Progress has been achieved in the field of prevention, diagnosis, and treatment of esophageal cancer and stomach cancer, and also obvious variations have been revealed in cancer patterns during the last few decades.