病例挑战:反复便血1年,突发下腹 痛、便血1天

2021-05-12 网络 网络

科室:胃肠外科

科室:胃肠外科
体温:36.4
血压:119 75 mmHg
性别:男
年龄:65年
心率:67

呼吸频率:18

脉搏:67
主诉:
反复便血1年,突发下腹 痛、便血1天
现病史:
患者于1 年前无明显诱因开始出现便血,为少量黏液脓血便, 无里急后重感,无腹痛等不适,曾在本市某三甲医院 住院,行电子结肠镜检查怀疑溃疡性直肠炎,给予柳 氮磺吡啶片治疗后效果不佳,后患者自行出院,出院 后未行治疗,于1d前突然出现下腹痛,为间断性隐 痛,疼痛部位固定于中下腹,无放射痛,便后腹痛症 状缓解,解鲜血便,量约250ml,偶带少量黏液,无脓 血便,急诊我院就诊,门诊查血常规示WBCl2.7× 109/L、N%72.1%、HGB 138g/L,粪常规示血色稀 水便,可见黏液,白细胞2~4个/HP,隐血试验 (+),急诊以“便血待查”收入我院。
既往史:
既往体健,否认高血压、糖尿病、冠心病病史,否认慢性支气管炎、胆结石、胆囊炎病史,否认传染病史,近期无感冒及腹泻等感 染病史,否认外伤及手术史。对海鲜、红酒等食物过敏,否认药物过敏史。

个人史:
原籍出生长大,否认到过疫区和疫水接触史,否认有毒物质、放射性物质接触史,否认嗜烟酒及其它不良嗜好。

婚姻史:
21岁结婚,育有二子,配偶及儿子均体健。

家族史:
否认家族遗传病史

 

病例解析

UC是一种病因尚不十分清楚的直肠和结肠慢 性非特异性炎症性疾病,病变主要限于大肠黏膜与 黏膜下层。临床表现为腹泻、黏液脓血便、腹痛、里 急后重。病情轻重不等,多呈反复发作的慢性病程。 镜下主要表现为节段性、多发黏膜充血、水肿、糜烂、 溃疡等,病变肠段与正常肠黏膜间分界清晰,好发部 位是以脾曲为中心的左侧或右侧。 IC是由于各种原因引起结肠某肠段的血液供 应减少或停止,导致肠壁供血不足,引起一系列病理 改变的结肠病变,本病于1963年由Boley提出, 1966年Marston将其命名为ischemic bowel dis— ease(缺血性肠道疾病)。镜下表现为黏膜充血水 肿、片状糜烂及浅溃疡,有脓性分泌物,病变连续,好 发于直肠。IC的病因主要有:①原发性高血压、动 脉硬化、冠心病;②滥用利尿剂使内脏血流降低;③ 长期便秘或腹泻至肠内压增高、血管痉挛;④一些血 管性疾病:血栓性脉管炎、结缔组织病等。 本例为老年男性,有原发性高血压、冠心病病史 多年,此次发病突发腹痛、鲜血便,不排除发生IC的 可能,患者有UC病史1年,2种疾病的临床表现相 似,给临床诊断带来误导,但2种疾病的好发部位不 同,给内镜下诊断提供了依据,且给予上述治疗后复 查IC(20~30cm处结肠)基本治愈。在临床工作中 此2种疾病同时发病的概率较小,国内暂无报道,给 临床诊断带来误诊的概率较大,结合2种疾病的发 病过程及内镜下表现不难诊治,治疗后再次复查肠 镜可进一步明确诊断。

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    2021-12-23 148a0d05m78暂无昵称

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    2021-06-10 ms6662165165564199

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    2021-05-14 huangdf
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