在世界不同地区胃癌的发病率不大相同,日本、智利、芬兰是胃癌的高发区,美国和加拿大发病率低以前大多数的研究没有考虑到个体胃内的部位,胃癌发病的模式表明,胃贲门癌的病因不同于胃的其他部位癌的。本文对美国青年男子胃癌的研究是按解剖部位分别对数据进行分析 137名来自洛杉矶县的胃癌男性患者,年龄在54岁或以下,另对年龄相同种族(西班牙白人或其他白人)相同的相同数量的男性邻居也进行调查,了解其职业史,疾病史,吸烟和饮酒史,和对23大类食物的消费频率吸烟,饮酒,摄入过多的牛肉、及烤或烟熏食品, In different parts of the world, the incidence of gastric cancer is not the same, Japan, Chile, Finland is a high incidence of gastric cancer, the United States and Canada, low incidence of most of the previous study did not take into account the individual parts of the stomach, stomach cancer patterns show that the stomach Cardiac cancer causes different from other parts of the stomach cancer. In this article, a study of American young men’s gastric cancer was conducted to analyze the data separately for each of the anatomical sites. 137 male patients with gastric cancer from Los Angeles County aged 54 or under and of the same number of same-age races (Hispanic or other white) Of male neighbors also conducted surveys to understand their occupational history, history of illness, history of smoking and drinking, and frequency of consumption of 23 major types of food Smoking, drinking, excessive intake of beef, and baked or smoked foods,