首页/ 题库 / [单选题]直肠癌切除术能否保留肛门,主要取决于( 的答案

直肠癌切除术能否保留肛门,主要取决于(  )。

单选题
2022-02-28 17:32
A、肿瘤距肛门的距离
B、肿瘤的病理类型
C、肿瘤是否已侵犯肠管周围
D、肿瘤有无远处转移
E、左半结肠的长度
查看答案

正确答案
A

试题解析

肠道肿瘤的根治术要求切除肿瘤及上下各一段肠管及其系膜淋巴结,因此,直肠癌根治术是否能保留肛门取决于肿瘤距肛门的距离,而非病理类型和左半结肠的长度。对于即使局部有浸润或远处有转移而无法行根治术的直肠癌,也要视肿瘤距肛门的距离,采取保留或切除肛门,或单纯造瘘等姑息性手术。

相关题目
boost的意思是:help or encourage to increase or improve
eloquent的意思是:fluent or persuasive in speaking or writing

A campus emergency ______ occur at any time of the day or night, weekend, or holiday, with little or no warning.

简述中西医结合治疗骨折的原则.
中西医结合研究会成立于()年
中西医结合治疗肿瘤的原则不包括()。
观察中医疗法、西医疗法和中西医结合疗法对冠心病的治疗作用,可将冠心病患者随机分成三组,分别用中医、西医和中西医结合治疗,对比这三种疗法的效果。这种设计属于()
小儿肾病综合征脾虚湿困证,其中西医结合治法是()
小儿肾病综合征脾肾阳虚证,其中西医结合治法是()
Mainly east 3 or 4 partly cloudy to overcast occasional rain()slowly south moderate or good.
()any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local quarantine officer must be notified immediately.
Should any case or suspected case of quarantinable disease,or any case of eruptive disease or any death be discovered,the local Quarantine Officer must be()immediately.
Masters are()solely responsible for all damages or accidents of whatever kind resulting from the navigating or handling of their vessels by day or by night.
理论和实践结合起来,实现的是专业技术人员科学素养的整体提升,其中主要的是()。
If he is a common carrier,he is absolutely responsible to the owner of the goods carried ()any loss or damage to them unless caused by an Act of God or the Queen’s enemies,or the inherent vice in the goods themselves,or the negligence of the owner of the goods,or a general average sacrifice.
系统中雷达状态包括Unknown、Operational(or ON)、Failed(or OFF)、Detached。
Owners are to be responsible for loss of or damage to the goods or delay in delivery of the goods only in case the loss,damage or delay has been caused by the improper or negligent stowage of the goods.This means that().
The carrier is liable for loss of or damage to the goods or delay in delivery caused by fire,()the claimant proves that the fire arose from fault or neglect on the part of the carrier,his servants or agents.
Shutdown price(or point,or rule) 停业价格(或停业点、停业原则)
翻译:With Average or With Particular Average(WA or WPA)()
()shall be liable for loss of and damage to the Vessel and/or goods arising or resulting from inaccuracies in stating the description,quantity,weight,measurement or contents.
广告位招租WX:84302438

免费的网站请分享给朋友吧