AP&T:克罗恩病患者的新末端回肠的疾病复发预示着严重内镜疾病进展的风险更高

2022-04-21 xuyihan MedSci原创

炎症性肠病是一类多种病因引起的异常免疫介导的肠道慢性及复发性炎症,有终生复发倾向,溃疡性结肠炎和克罗恩病是其主要疾病类型。

尽管医疗技术不断进步,手术干预仍然是克罗恩病(CD)治疗的一个关键手段,从历史上看,50%的患者在诊断后10年内需要进行回结肠切除术(ICR)。然而,手术并不是治愈性的,大多数患者在术后第一年会出现内镜下的术后复发(POR),30%-40%的患者在术后5年内需要再次进行ICR。因此,早期发现POR并采取相应的治疗措施,对改善临床结果至关重要。回肠结肠镜检查是术后CD监测的基石,患者通常在ICR后一年内接受首次回肠结肠镜检查。

Rutgeerts评分(RS)用于评估术后CD的活动性,它将疾病活动性分为从i0(正常)到i4(严重)5个等级。RS的增加已被证明与临床POR的风险增加相关。然而,在i2等级中与POR的关系仍不明确,因为这个等级可能包括仅限于吻合口的炎症或延伸到新端回肠的炎症。因此,有人提出了一个修改的RS,将孤立的吻合口病变(i2a)与那些在回肠新端有>5个阿弗他溃疡的病变分开。因此,本项研究旨在评估有i2疾病的人在回肠结肠手术后进展为严重的内镜下POR和重复ICR的风险。

研究人员对2009年至2020年期间接受回结肠切除术的成年CD患者进行了回顾性队列研究。所有患者均是接受术后回结肠镜检查≤ 18个月和≥1 次后续回结肠镜检查的患者。使用改良的 Rutgeerts 评分 (RS) 评估疾病活动性。主要观察结果是严重的内镜进展的情况,定义为 i3 或 i4 疾病,在随后的回结肠镜检查和整个术后随访期间。次要观察结果是手术复发。

 

总共有199 名 CD 患者在手术后 18 个月内进行了回结肠镜检查,RS指数为 i0-i2b并且随后进行了≥1 次回结肠镜检查。在第一次回结肠镜检查中,34.7% 有 i0 疾病,16.1%处于 i1,24.6%处于 i2a 和 24.6%处于 i2b。在多变量逻辑回归中,与 i0 或 i1(aOR 5.53; P<0.001)和 i2a 疾病患者(aOR 2.63;P=0.03)相比,i2b 疾病与严重的内镜进展相关。然而,与 i0 或 i1 疾病相比,i2a 疾病并未增加手术复发风险(P = 0.09)。此外,i2b 患者经历严重的内镜进展显着早于 i0 或 i1 疾病(aHR 4.68;P<0.001),而 i2a 疾病与 i0 或 i1 疾病没有差异(P=0.25)。手术复发与指数 RS i0-i2b无关(P=0.86)。

本项研究证实术后回肠疾病复发,而不是孤立的吻合口炎症,增加了严重内窥镜疾病进展的风险。因此,CD 复发的位置可能会影响最佳管理策略。

原始出处 :

Salam P. Bachour. Et al. Mild neoterminal ileal post-operative recurrence of Crohn’s disease conveys higher risk for severe endoscopic disease progression than isolated anastomotic lesions. Alimentary Pharmacology & Therapeutics.2022.

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    2022-04-22 Tamikia

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