按解剖学部位，肺癌如何分类?临床分期依据哪些因素?
参考答案：
肺癌的解剖学部位分类分为两大类：①中央型肺癌，发生在段支气管至主支气管的癌肿称为中央型肺癌，约占3/4，以鳞状细胞癌和小细胞未分化癌较多见；②发生在段支气管以下的癌肿称为周围型肺癌，约占1/4，以腺癌较为多见。肺癌的临床分期与美国联合癌症分类委员会和国际抗癌联盟制定的TMN分期有关。TMN分期考虑到原发肿瘤、区域淋巴结和远处转移。
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| A cold is a common (普通的) illness. It often starts with a sore __1__. You sneeze (打喷嚏) and your nose runs. You usually __2__ a headache, too. It's not a serious illness, but you can feel very __3__. What should you do when you have a cold? You should have a good __4__. It is good to drink a lot of water, too. You can __5__ and take some medicine. Maybe you can try some Chinese medicine. Chinese medicine is now very __6__all over the world. What should we do to keep from catching a cold (预防感冒)? One important rule is to __7__ often. Running, swimming or even walking can help a lot. Try to do it for 30 minutes a day, three or four times a __8__. Then go to bed before you are tired. Going to bed at the same time and getting up at the same time are also important. Studies show that the cold or flu virus (流感病毒) can live on our hands for long. So you should wash your __9__ often with soap. Finally, it's important to have a healthy lifestyle, and it's important to eat a balanced diet. If you can do those, you will __10__catch a cold again. | |||
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