Cigarette smoking increases the risk for many types of cancer , including cancers of the lip , oral cavity , pharynx , esophagus , pancreas , larynx ( voice box ) , lung , uterine cervix , urinary bladder , and kidney 吸烟会引起多种癌症；包括唇癌、口腔癌、咽喉癌、食道癌、胰腺癌、肺癌、子宫颈癌，膀胱癌及肾癌。
" unlike other cancers , they progress rapidly , and they usually don t produce symptoms until they re advanced , " says oncologist judy l . smith , m . d . , at the roswell park cancer institute in buffalo 水牛城洛斯伟尔园癌症中心的肿瘤科医生裘蒂史密斯表示：胃癌和食道癌不同于其它癌症，它们的生长非常迅速，而且通常要到相当严重的时候才会有徵兆出现。
Smoking research shows that chronic and passive smokers not only have higher risk of developing lung cancer , but also other cancers like cancer of lip , oral cavity , tongue , larynx cancer , esophagus and bladder 吸烟：研究显示，吸烟者及二手烟民除了患肺癌的机会比一般人高之外，他们患上其他癌症如唇癌舌癌口腔癌喉癌食道癌及膀胱癌等等的机会亦比较高。
The matter that causes constipation of esophagus cancer patient is relatively complex , it is the patient takes food as a result of deglutition difficulty or ache above all decrease , especially the food intake with cellulose high content decreases , food is gender , chemical to the machinery of gastric bowel gender and temperature stimulation are abate , the receptor of gastric bowel mucous membrane is stimulant reduce , peristalsis decreases 造成食道癌患者便秘的原因较为复杂，首先是病人由于吞咽困难或疼痛而进食减少，尤其是纤维素含量高的食物摄入减少，食物对胃肠的机械性、化学性及温度刺激减弱，胃肠粘膜的感受器兴奋性降低，蠕动减少。
We can carry out surgical operations by combining the operation instrument with all kinds of endoscopes , such as alimentary cancer , stopping proliferation of tumour , getting through esophagus , resections of esophagus carcinoma and so on , avoiding cutting open trachea cavity and the curative effect will be prominent 其他独特的用途，如食道癌晚期打开通道，击碎膀胱结石，胆管结石等。同时也可用于普通外科口腔耳鼻喉科神经外科泌尿科妇科整形外科皮肤科等各医疗学科，进行临床手术和医学研究。
