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第45卷第4期          赵小静,张    丽,王 璐,等. 临床及内镜特征联合外周血炎症相关指标的评估在回肠末端
                  2025年4月          病变的病因诊断价值初探[J]. 南京医科大学学报(自然科学版),2025,45(4):544-550                   ·549 ·


                表6 外周血炎症相关指标诊断回肠末端溃疡为CD的效能                        炎症负荷重、肠道吸收功能下降等多种因素更易合并
                Table 6  The efficacy of peripheral blood inflammatory  贫血及营养不良等临床表现。ROC 曲线提示,HB、
                        markers in diagnosing terminal ileum ulcer as CD
                                                                  PLR、NLR、ALB等对CD诊断均具有一定辅助价值,
                Variable AUC YI Cut⁃off Sensitivity(%) Specificity(%)
                                                                  而PLT、HB、ALB、PLR、NLR等5项指标联合诊断回肠
                PLT     0.71 0.40 231.00  63.60       77.30
                                                                  末端溃疡为CD的AUC值为0.83,价值更高。
                HB      0.76 0.50 130.21  72.70       77.30
                                                                      研究表明,成年患者在确诊 CD 后 30 年行首次
                ALB     0.74 0.54 037.30  95.50       59.10
                NLR     0.69 0.45 001.86  72.70       72.70       肠切除的累积风险为 64%,而儿童患者在确诊 CD
                PLR     0.75 0.50 168.39  86.40       63.60       后 5 年肠切除的累积风险为 34%,可见早期诊断、


                 A                               B                               C
                     100                             100                             100
                      80                              80                              80
                    (%)  60                         (%)  60                         (%)  60
                    Sensitivity  40                 Sensitivity  40                 Sensitivity  40


                                   PLT AUC=0.71
                      20                              20                              20
                                   HB AUC=0.76                    PLR AUC=0.75
                                   ALB AUC=0.74                   NLR AUC=0.69                       AUC=0.83
                      0                                0                               0
                        0   20  40  60  80  100         0   20  40  60  80  100         0   20  40  60   80  100
                            100-Specificity(%)              100-Specificity(%)               100-Specificity(%)
                   A:ROC curve analysis revealed that the AUC values of platelet count(PLT),hemoglobin level(Hb),and albumin level(Alb)for diagnosing terminal
                ileum lesions as Crohn's disease(CD)were 0.71,0.76,and 0.74,respectively.B:ROC curve analysis demonstrated that the AUC values of the neutrophil⁃to⁃
                lymphocyte ratio(NLR)and platelet⁃to⁃lymphocyte ratio(PLR)for diagnosing terminal ileum lesions as Crohn's disease(CD)were 0.69 and 0.75,
                respectively.C:ROC curves illustrating the combined diagnostic performance of platelet count(PLT),hemoglobin level(Hb),albumin level(Alb),
                neutrophil⁃to⁃lymphocyte ratio(NLR),and platelet⁃to⁃lymphocyte ratio(PLR)for terminal ileum lesions as Crohn's disease(CD).
                                         图2 外周血指标辅助回肠末端溃疡诊断为CD的ROC曲线
                        Figure 2 ROC curve of peripheral blood indicators assisting the diagnosis of CD in terminal ileum ulcer


                及时治疗、预防及控制并发症的重要性                   [24] 。目前      王璐、王舒、林俊杰和张红杰提供研究思路,指导数据分析;
                相关研究已提出了早期 CD 的概念              [25] ,旨在尽早干        马晶晶负责研究的整体指导和论文的修改完善。
                预,预防肠道结构的损伤,尽可能保护肠道正常的                                Author’s Contributions:
                                                                      ZHAO Xiaojing was responsible for experimental design,
                生理功能。
                                                                  data collection,and preliminary analysis,and participated in
                    综上所述,回肠末端病变大多数为非特异性良
                                                                  writing the paper;ZHANG Li handled data collection,process⁃
                性病变,预后较好。对于肠镜下首次发现孤立性回
                                                                  ing,and statistical analysis,and assisted in writing the paper;
                肠末端病变尤其是溃疡的患者,需关注其临床症
                                                                  WANG Lu,WANG Shu,LIN Junjie,and ZHANG Hongjie
                状、内镜下表现及病理结果,同时结合外周血炎症                            provided research ideas and guided data analysis;MA Jingjing
                相关指标改变,有助于孤立性回肠末端病变的病因                            provided overall guidance for the research and revised the paper.
                诊断。由于本研究为单中心回顾性研究,且失访率                           [参考文献]
                较高,导致样本量较少,存在一定的偏倚,以上结论
                                                                 [1] VAN KRUININGEN H J,WEST A B,FREDA B J,et al.
                仍有待大样本、多中心前瞻性研究进一步证实。
                                                                       Distribution of Peyer’s patches in the distal ileum[J].
                   利益冲突声明:                                             Inflamm Bowel Dis,2002,8:180-185
                   所有作者声明无利益冲突。                                  [2] NEILSON L J,BEVAN R,PANTER S,et al. Terminal ileal
                   Conflict of Interests:                              intubation and biopsy in routine colonoscopy practice[J].
                   The authors report no conflicts of interest in this work.  Expert Rev Gastroenterol Hepatol,2015,9:567-574
                   作者贡献声明:                                       [3] KEDIA S,KURREY L,PRATAP MOULI V,et al. Fre⁃
                   赵小静负责实验设计、数据收集和初步分析,参与论文                            quency,natural course and clinical significance of symp⁃
                撰写;张丽数据收集、数据处理和统计分析,协助撰写论文;                            tomatic terminal ileitis[J]. J Dig Dis,2016,17:36-43
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