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香港,中国 - Media OutReach - 201918 - 突然腹痛或腹泻,一般会认为是进食了不洁食物,但如果经常发生这样的情况,要小心有可能是患上了克隆氏病!克隆氏病为慢性病,除腹痛腹泻外,患者会出现贫血、体重下降、间歇性低烧等病征。如病变涉及结肠下段或直肠,还可能会有便血。肠胃及肝脏科专科医生吴昊表示:"克隆氏病可反复发作,迁延不愈,时好时坏。若出现间歇性发作的腹痛或其他克隆氏病病征,应及早求医及作详细检查。"

肚子痛腹泻 不一定与吃有关?

 

免疫系统失调病因不明 2040岁人群需注意

近年来克隆氏病的发病率持续上升,在香港,每10万人当中,便有约27名克隆氏病患者。2040岁年龄组人群为克隆氏病的高危一族,男性患者稍稍多于女性患者。克隆氏病为免疫系统失调疾病,成因至今不明,但医学界相信可能与环境过度清洁、抗生素、食肉过多或吸烟等因素有关。此病不止是肠道受影响,还可导致皮肤溃烂、关节问题及虹膜炎等。

 

诊断克隆氏病,首先要了解患者是否有上述病征,出现病征的患者需进行大肠镜检查以查看肠道有否溃疡、穿孔或狭窄等情况,并进一步通过验血及核磁共振或计算机断层扫描检查炎症情况。若处于克隆氏病活跃期,患者需用药物消炎,甚至手术切除发炎的肠道,继以药物治疗预防并发症及预防进一步影响其他肠道位置。

 

新一代生物制剂治疗副作用较少

目前克隆氏病有许多治疗方案,包括传统药物(如类固醇和免疫抑制剂)以及生物制剂。"肿瘤坏死因子(TNF)抑制剂"如因福利美是最常用的治疗克隆氏病的生物制剂,对类固醇无应答或在使用免疫抑制剂期间仍有复发的患者可给予"TNF抑制剂"治疗,较传统药物更能控制病情。可是,"TNF抑制剂"会抑制免疫系统,因而增加患者感染肺结核或其他恶性疾病的风险,长时间接受治疗也有可能出现抗药性。

 

"抗粘附分子药物"和"白细胞介素12/23抑制剂"是目前新一代的生物制剂,然而"抗粘附分子药物"治疗克隆氏病疗效较弱。而"白细胞介素12/23抑制剂"如乌司奴单抗,能针对特定炎症因子进行抑制,从而降低患者的感染风险。此外,维持治疗阶段只需约每三个月进行一次皮下注射,相对较方便病人并可降低治疗负担。

 

曾有一个病例,一名男性患者在17岁时确诊克隆氏病,累及大肠和小肠,病情严重,出现腹痛、大便带血和肛瘘等病征,严重影响日常和社交生活。他在治疗初期接受了类固醇和"TNF抑制剂"等药物治疗达三年,但病情反复,并在后期出现抗药性。于是,患者进行手术,切除整条大肠和部分小肠,但病情并没好转。后来,他接受"白细胞介素12/23抑制剂"治疗,药物于六星期后起效,炎症指数重回正常水平,小肠没有再度发炎,病情得到缓解,没有再受任何症状困扰,终于能够恢复正常生活

Source http://www.media-outreach.com/release.php/View/7675#Contact