目的 探讨白蛋白-胆红素（ALBI）联合中性粒细胞与淋巴细胞比值（NLR）预测肝硬化合并食管胃底静脉曲张破裂出血（EGVB）的临床价值。方法 回顾性分析2021年1月—2022年12月肇庆市第一人民医院消化内科收治的80例肝硬化合并EGVB患者的临床资料,通过电话及门诊、再入院对其进行为期1年的随访,根据随访结果,将其分为2组,即存活组（n=69）与死亡组（n=11）,分析导致患者死亡的危险因素,并评估ALBI联合NLR预测肝硬化合并EGVB患者死亡的临床价值。结果 死亡组的年龄60岁以上、腹水和肝性脑病者占比,总胆红素（TBiL）、NLR、凝血酶原时间（PT）、谷丙转氨酶（ALT）水平及ALBI评分均高于存活组（均P<0.05）,而血红蛋白（HGB）、白蛋白（ALB）及血钠水平均低于存活组（均P<0.05）;Logtisic回归分析显示,年龄60岁以上、腹水、肝性脑病和TBiL、NLR水平升高及ALBI分级为3级是肝硬化合并EGVB患者死亡的危险因素（均P<0.05）;ALBI联合NLR预测肝硬化合并EGVB患者预后的准确率及灵敏度高于单一诊断,漏诊率低于单一诊断（P<0.05）。结论 肝硬化合并EGVB患者可见ALBI评分及NLR水平升高,而以上两种指标是患者死亡的危险因素,将其联合检测可评估患者预后,预测其死亡风险。

Objective To investigate the clinical value of albumin-bilirubin（ALBI）combined with neutrophil lymphocyte ratio（NLR）in predicting liver cirrhosis complicated with esophageal and gastric varices bleeding（EGVB）．Methods The clinical data of 80 patients with liver cirrhosis complicated with EGVB admitted to the Department of Gastroenterology of the First People's Hospital of Zhaoqing from January 2021 to December 2022 were retrospectively analyzed．They were followed up for one year by telephone,outpatient service and readmission．According to the follow-up results,they were divided into the survival group（n=69）and the death group（n=11）．The risk factors leading to the death of patients were analyzed and evaluated．Results The proportion of age over 60,ascites and hepatic encephalopathy,the levels of TBiL,NLR,PT,ALT and ALBI in the death group were higher（P<0.05）,while the levels of HGB,ALB and blood sodium were lower（P<0.05）．Logistics analysis showed that age over 60,ascites,hepatic encephalopathy,NLR and ALBI grade 3 were independent risk factors for the death（P<0.05）．The accuracy and sensitivity of ALBI combined with NLR in predicting their prognosis were significantly higher than that of single diagnosis,and the missed diagnosis rate was lower（P<0.05）．Conclusions ALBI scores and NLR levels significantly increase in patients with liver cirrhosis complicated with EGVB,and the above two indexes are risk factors for the death,and the combination of them can evaluate the prognosis of patients and predict the death risk．

目的 基于最佳矫正视力（BCVA）、角膜水肿程度对比改良与常规小梁切除术治疗急性闭角型青光眼（AACG）的疗效。方法 回顾性收集2021年12月—2023年6月期间信阳爱尔眼科医院收治的112例AACG患者作为研究对象,依据1∶1匹配原则,将接受常规小梁切除术的56例患者作为对照组,接受改良小梁切除术的56例患者作为观察组,统计两组围术期BCVA、眼压、术后浅前房形成状况、角膜水肿程度以及并发症状况。结果 术后3个月,观察组视力为（0.63±0.04）logMAR,高于对照组（0.50±0.03）logMAR,眼压为（16.22±2.28）mmHg,低于对照组（19.95±2.31）mmHg（t=19.457、8.600,均P<0.05）;观察组浅前房发生率为8.93%,低于对照组的26.79%（χ²=6.087,P=0.014）;观察组角膜水肿状况优于对照组（Z=2.737,P=0.006）;观察组脉络膜脱离率、滤道阻塞率、前房积血率、虹膜炎症率依次为1.79%、5.36%、16.07%、10.71%,均低于对照组17.86%、23.21%、32.14%、35.71%（χ²=8.166、7.292、3.953、9.818,均P<0.05）。结论 较常规小梁切除术,改良小梁切除术治疗AACG患者,有助于改善视力、降低眼压、减轻角膜水肿、减少浅前房发生,且安全性较高。

Objective To compare the efficacy of modified and conventional trabeculectomy in the treatment of acute angle-closure glaucoma（AACG）based on best-corrected visual acuity（BCVA）and degree of corneal edema．Methods A total of 112 patients with AACG admitted to the hospital during December 2021 to June 2023 were retrospectively selected as study objects． According to the 1∶1 matching principle,56 patients receiving conventional trabeculectomy were selected as control group,and 56 patients receiving modified trabeculectomy were selected as observation group．Perioperative BCVA,intraocular pressure,postoperative shallow anterior chamber formation,degree of corneal edema and complications were analyzed．Results At three months postoperatively,visual acuity in the observation group was（0.63±0.04）logMAR,which was higher than that in the control group（0.50±0.03）logMAR,and intraocular pressure was（16.22±2.28）mmHg,which was lower than that in the control group（19.95±2.31）mmHg（t=19.457,8.600,P<0.05）;the incidence of shallow anterior chamber in the observation group was 8.93%,which was lower than that of the control group（26.79%）（χ²=6.087,P=0.014）;the corneal edema status in the observation group was better than that of the control group（Z=2.737,P=0.006）;the rates of choroidal detachment,filtering channel obstruction,hyphema,and iris inflammation in the observation group were 1.79%,5.36%,16.07%,and 10.71%,respectively,which were lower than those of the control group（17.86%,23.21%,32.14%,and 35.71%）（χ²=8.166,7.292,3.953,and 9.818,P<0.05）．Conclusions Compared with conventional trabeculectomy,modified trabeculectomy can improve visual acuity,reduce intraocular pressure,relieve corneal edema,and reduce the occurrence of shallow anterior chamber in patients with AACG,with higher safety．

目的 探讨载脂蛋白E（ApoE）基因多态性与卒中后认知障碍的相关性,即大动脉粥样硬化型脑梗塞的严重程度。方法 采用病例——对照研究的方法,收集九江学院附属医院神经内科的100例急性缺血性脑卒中且病因分型为大动脉粥样硬化型患者（脑梗死组）和50例性别、年龄匹配的非缺血性脑卒中患者（对照组）。检测患者的 ApoE 基因型、血脂、美国国立卫生院卒中量表（NIHSS）、卒中后6个月简易智力状态检查量表（MMSE）等,采用多因素方差分析等统计学方法分析他们之间的关联性。结果 ApoE 3/4基因型频率与Ɛ3、Ɛ4等位基因频率,在脑梗死组别中高于对照组（P<0.05）。同时,携带Ɛ3等位基因患者的低密度脂蛋白水平高于携带Ɛ2、Ɛ4等位基因的患者;进一步分析发现含Ɛ3等位基因的脑梗死患者NIHSS评分更高、卒中后认知障碍更严重（P<0.05）。结论 ApoE基因型为Ɛ3/4、等位基因Ɛ3、Ɛ4更易罹患大动脉粥样硬化型脑梗死,提示该基因型是脑梗死的易感基因,脑梗死后认知障碍患者Ɛ3等位基因的频率较高,可能是卒中后认知障碍的易感因素。

Objective To explore the relationship between ApoE gene polymorphisms and post-stroke cognitive impairment,the severity of large artery atherosclerotic cerebral infarction．Methods A case-control research study was conducted,gathering data from 100 individuals diagnosed with large artery atherosclerotic cerebral infarction according to the TOAST classification,who admitted to the Neurology Department of the Affiliated Hospital of Jiujiang University．Additionally,50 non-ischemic stroke patients,matched for gender and age,were included as the control group．The patients were assessed for ApoE genotype,blood lipid,NIHSS,and MMSE scale at 6 months post-stroke,and statistical methods were used to analyze their associations．Results Significant differences were observed in the ApoE 3/4 genotype frequency and Ɛ3、Ɛ4 allele frequency between patients with cerebral infarction and the control group,with a notably higher incidence of cerebral infarction in the former．Furthermore,patients carrying the Ɛ3 allele exhibited significantly higher LDL levels than those carrying Ɛ2 or Ɛ4．The analysis also revealed that patients with the Ɛ4 allele experienced higher NIHSS and severer post-stroke cognitive impairment．Conclusions The findings suggest that the ApoE genotype Ɛ3/4 and allele Ɛ3、Ɛ4 may predispose individuals to develop large atherosclerotic cerebral infarction,indicating a susceptibility gene for cerebral infarction．Additionally,the Ɛ3 allele was associated with a higher frequency of cognitive deficits after cerebral infarction,implying that it may be a predisposing factor for post-stroke cognitive impairment．

目的 研究核磁共振（MR）引导的海马保护技术应用于小细胞肺癌全脑放射治疗（放疗）的效果。方法 对确定行全脑放疗的30例小细胞肺癌脑转移患者,行常规放疗CT定位后以定位体位行全头颅MR平扫,将计算机断层扫描（CT）和MR的T1加权像在Monaco 5.1计划系统上进行精准融合,勾画全脑放疗及海马区域,在海马区域三维方向上分别外扩5、15 mm作为海马与计划靶区之间的剂量跌落,每一例患者在Monaco 5.1计划系统上按照不保护海马组织以及外扩5、15 mm进行保护设计3个容积旋转调强技术（VMAT）放疗计划,观察海马组织的平均及最大放疗剂量。结果 增加保护海马组织之后,3个放疗计划的D100均≥95%,每例的3个放疗计划间D100比较差异无统计学意义（P>0.05）;设置外扩5、15 mm的剂量跌落区后,左、右海马的平均剂量、最大剂量均明显降低,而且3个放疗计划的海马平均剂量、最大剂量之间对比差异有统计学意义。结论 小细胞肺癌脑转移患者进行全脑放疗时,利用MR引导的海马保护技术并设置外扩15 mm的剂量跌落区,能够显著降低海马的剂量,达到保护目的。

Objective To explore the application of MR guided hippocampal avoidant whole brain radiotherapy（WBRT）for small cell lung cancer（SCLC）．Methods Thirty SCLC patients with brain metastases who underwent WBRT were enrdled．After routine CT localization was performed,and a head MR was performed in a the same position．T1 weighted images of MR and CT images were accurately fused on the Monaco 5.1 planning system．The entire brain tissue and hippocampus region were delineated． The dose drop areas between the hippocampus and the planned target area were expanded 5mm and 15mm in the three-dimensional direction of the hippocampus,respectively．Three volumetric modulated arc therapy（VMAT）radiotherapy plans were designed for each patient on the Monaco 5.1 planning system based on whether the hippocampal tissue was avoid．The average and maximum doses of hippocampal tissue were observed．Results After the avoidance of hippocampal tissue,the D100 of the three radiotherapy plans reached ≥95%,and there was no significant difference in D100 between the three radiotherapy plans in each case．After setting dose drop areas of 5mm and 15mm for external expansion,the average and maximum doses of the left and right hippocampus were significantly reduced,and there was a significant difference in the comparison between the average and maximum doses in the hippocampus of the three radiotherapy plans．Conclusions MR guided hippocampal avoidant technology and the setting of a 15 mm dose drop area can significantly reduce the dose to the hippocampus in patients with SCLC undergo whole brain radiotherapy．

长链非编码RNA（lncRNA）是一类长度大于200个核苷酸转录本,通过调控DNA、RNA及蛋白质的表达和功能,参与肿瘤发生、发展并发挥重要作用的RNA,近年来lncRNA成为恶性肿瘤早期诊断和预后标志物研究新的关注方向。Linc-UBC1作为一种新发现的lncRNA,在多种恶性肿瘤如肺癌、胃癌、结直肠癌、宫颈癌、卵巢癌、食管鳞癌等中异常高表达,可通过作为竞争性RNA（ceRNA）、参与信号通路等促进肿瘤细胞的增殖、迁移、侵袭、细胞周期进展、细胞凋亡和上皮间充质转化（EMT）等过程;高表达的linc-UBC1能够增加恶性肿瘤的耐药性,其表达水平与肿瘤分期、淋巴结转移和原发肿瘤远处转移呈正相关;linc-UBC1有望成为许多恶性肿瘤的新型的生物标志物、预后预测因子和治疗靶点,但其具体的调控机制仍处于研究的早期阶段,有待进一步深入研究。文章就目前linc-UBC1在恶性肿瘤发生和发展中的作用研究进展进行综述。

Long non-coding RNA（lncRNA）is a class of transcripts with a length of more than 200 nucleotides．It is involved in the occurrence and development of tumors and plays an important role by regulating the expression and function of DNA,RNA and protein．In recent years,lncRNA has become a new research direction for early diagnosis and prognosis of malignant tumors．As a newly discovered lncRNA,linc-UBC1 is abnormally highly expressed in a variety of malignant tumors such as lung cancer,gastric cancer,colorectal cancer,cervical cancer,ovarian cancer,and esophageal squamous cell carcinoma．It can promote the proliferation,migration,invasion,cell cycle progression,cell apoptosis and EMT of tumor cells by acting as a competing endogenous RNA（ceRNA）and participating in signaling pathways．High expression of linc-UBC1 can increase the drug resistance of malignant tumors,and its expression level is positively correlated with tumor stage,lymph node metastasis and distant metastasis of primary tumors．linc-UBC1 is expected to become a new biomarker,prognostic predictor and therapeutic target for many malignant tumors,while its specific regulatory mechanism is still in the early stage of research and needs further in-depth study．This article reviews the current research progress of linc-UBC1 in the occurrence and development of malignant tumors．

随着糖尿病发病率不断攀升,人们逐渐聚焦于糖尿病合并骨质疏松。围绕此疾病,国内外学者开展了广泛而深入的研究,临床实践聚焦于两点：糖尿病的精准治疗和骨质疏松的有效干预。在确保血糖稳定的基础上,致力于抑制骨吸收、促进骨形成。在此治疗理念指导下,临床医生应当更加全面了解血糖管理与抗骨质疏松药物的作用机制并合理应用,更大程度改善患者的临床症状及预后。然而,药物作用机制复杂,联合应用存在潜在药物相互作用问题。未来研究方向包括探索更安全有效的联合治疗方案,更加精确化地治疗以提高临床疗效。文章分析了降糖药物及抗骨质疏松药物对疾病的疗效,并展望未来的研究方向,旨在为临床实践提供更为深刻与全面的指导。

As the incidence of diabetes mellitus continues to rise,people are also gradually focusing on diabetes mellitus combined with osteoporosis,which puts patients at a higher risk of fragility fracture．Scholars at home and abroad have conducted extensive and in-depth research around this condition,and clinical practice has focused on two points：first,the precise treatment of diabetes,and second,the effective intervention of osteoporosis．On the basis of ensuring blood glucose stabilization,we are committed to inhibiting bone resorption and promoting bone formation．Under the guidance of this therapeutic concept,we should have a more comprehensive understanding of the mechanism of action of blood glucose management and anti-osteoporosis drugs and apply them rationally,aiming to improve the clinical symptoms and prognosis of patients to a greater extent through dual intervention． However,the mechanism of action of different drugs is complex,and there are potential drug-drug interactions and safety issues associated with their combined use．Future research directions should include exploring safer and more effective combination therapies,developing novel drugs,and more precise and individualized treatments to improve clinical efficacy．This article analyzes the efficacy of glucose-lowering drugs and anti-osteoporosis drugs on the disease and looks forward to future research directions,aiming to provide more profound and comprehensive guidance for clinical practice．

目的 探讨CT增强延迟扫描技术在非小细胞肺癌术前诊断中的应用价值。方法 对2021年5月—2024年5月商丘市第一人民医院收治的82例非小细胞肺癌手术治疗患者进行回顾性分析,将其分为观察组,另选取82例肺部良性肿瘤患者作为对照组,收集其术前CT增强延迟扫描结果,以术后病理诊断结果为金标准,分析CT增强延迟扫描技术在非小细胞肺癌术前诊断中的应用价值。并对比不同临床病理特征非小细胞肺癌患者CT增强延迟扫描的CT增强值,采用Spearman相关性分析法分析CT增强值与非小细胞肺癌病理特征的关系。结果 CT增强延迟扫描显示观察组患者分叶征（12.50% vs 53.57%）、内部空泡征数量（6.25% vs 39.29%）低于对照组（χ²=26.560、24.680,P<0.05）,观察组患者边缘毛刺（56.25% vs 17.86%）、胸部凹陷征（59.38% vs 14.29%）、高于对照组（χ²=43.330、64.600,P<0.05）;82例非小细胞肺癌通过CT增强延迟扫描共确诊79例,CT增强延迟扫描诊断对非小细胞肺癌的准确率为96.34%（79/82）,与病理诊断结果100.00%对比差异无统计学意义（χ²=3.060,P=0.080）;82例非小细胞肺癌平均CT增强值为（39.14±7.31）,不同性别、年龄、肿瘤最大直径、淋巴结浸润情况患者CT增强值对比差异无统计学意义（P>0.05）,不同病理类型[腺癌（43.75±7.15）vs 鳞癌（34.74±6.12）]、细胞分化程度[中、低分化（45.71±7.21）vs 高分化（32.81±5.11）]、临床分期[Ⅰ期（31.03±2.12）vs Ⅱ期（36.61±3.13）vs Ⅲa期（46.32±6.83）]患者、淋巴结转移[是（42.75±4.21）vs 否（35.77±8.13）]CT增强值对比差异有统计学意义（t/F=5.243、8.804、84.828、4.378,P<0.05）;Spearman相关分析结果显示：病理类型、细胞分化程度、临床分期、淋巴结转移与非小细胞肺癌患者CT增强值呈正相关（r=0.431,P=0.021;r=0.511,P=0.009;r=0.586,P=0.005;r=0.579,P=0.008,P<0.05）。结论 CT增强延迟扫描技术对非小细胞肺癌术前确诊具有重要价值,其诊断准确率与病理诊断并无显著差异,且可通过CT增强延迟扫描技术确定患者CT增强值,从而为非小细胞肺癌患者术后病理特征判断提供参考。

Objective To explore the application value of CT enhanced delayed scanning in preoperative diagnosis of non-small cell lung cancer（NSCLC）．Methods A retrospective analysis was conducted on 82 patients with NSCLC who underwent surgical treatment in a hospital from May 2021 to May 2024．They were included into an observation group and another 82 patients with benign lung tumors were included in the control group．The preoperative CT enhanced delayed scanning results were collected,and the postoperative pathological diagnosis was used as the “gold standard” to analyze the application value of CT enhanced delayed scanning in the preoperative diagnosis of NSCLC．And the CT enhancement values of delayed CT scans in NSCLC patients with different clinical and pathological features were compared,and Spearman correlation analysis was used to analyze the relationship between CT enhancement values and pathological features of NSCLC．Results CT enhanced delayed scanning showed that the number of lobular（12.50% vs 53.57%）and internal vacuolar signs（6.25% vs 39.29%）in the observation group was significantly lower than that in the control group（χ²=26.560,24.680,P<0.05）,while the edge spicules（56.25% vs 17.86%）and chest depression signs（59.38% vs 14.29%）in the observation group were significantly higher than that in the control group（χ²=43.330,64.600,P<0.05）．A total of 79 cases of 82 NSCLC were diagnosed by CT-enhanced delayed scan,and the accuracy of CT-enhanced delayed scan diagnosis for NSCLC was 96.34%（79/82）,with no significant difference from the pathological diagnosis result of 100.00%（χ²=3.060,P=0.080）．The average CT enhancement value of 82 NSCLC cases was（39.14±7.31）．There was no significant difference in CT enhancement values among patients of different genders,ages,maximum tumor diameter,and lymph node infiltration（P>0.05）．Patients with different pathological types [adenocarcinoma（43.75±7.15）vs squamous cell carcinoma（34.74±6.12）],degree of cell differentiation [moderate,and low differentiation（45.7±7.21）vs high differentiation（32.81±5.11）],clinical stage [I（31.03±2.12）vs II（36.61±3.13）vs IIIa（46.32±6.83）] and lymph node metastasis [yes（42.75±4.21）,vs no（35.77±8.13）] CT enhancement had significant difference（t/F=5.243,8.804,84.828,4.378,P<0.05）．The Spearman correlation analysis results showed that pathological type,degree of cell differentiation,clinical stage,lymph node metastasis were positively correlated with CT enhancement values in NSCLC patients（r=0.431,P=0.021;r=0.511,P=0.009;r=0.586,P=0.005;r=0.579,P=0.008）．Conclusions CT enhanced delayed scanning has important value in preoperative diagnosis of NSCLC．Its diagnostic accuracy is not significantly different from pathological diagnosis,and the CT enhanced value of patients can be determined through CT enhanced delayed scanning,providing reference for postoperative pathological feature judgment of NSCLC patients．

目的 探讨便携式超声仪超声重点评估（e-FAST）技术在批量伤员军地联合院前救治中的应用效果。方法 抽取2021年5月—2023年10月中国人民解放军联勤保障部队第九八八医院中心急诊科收治的80例批量伤员,均开展军地联合院前救治,按照治疗方案不同分为观察组和对照组,每组患者40例,其中对照组在救治现场行基于创伤严重程度（CRAMS）评分,进行常规急救处置,救护车返院后行CT检查并进行相应伤情治疗,观察组救治现场行CRAMS评分,进行常规急救处置,院前接诊医师在现场或救护车上使用便携式超声仪按照e-FAST流程检查相应部位,初步诊断后进行相应伤情治疗,对比两组患者治疗效果,两组患者诊断时间、初次医疗接触—进入手术室时间及入院诊断与出院时确定性诊断的符合率、两组患者治疗前后CRAMS评分及CRAMS≤8分抢救成功率。结果 观察组治疗有效率为95.0%,对照组为85.0%,对比差异无统计学意义（χ²=2.222,P=0.136）;观察组患者的诊断时间（13.56±2.36）min、初次医疗接触—进入手术室时间（30.42±8.99）min均短于对照组[（23.64±5.69）、（52.27±12.60）min],差异有统计学意义（t=10.349、8.928,P<0.05）;观察组患者入院诊断与出院时确定性诊断的符合为97.5%,对照组患者入院诊断与出院时确定性诊断的符合为95.0%,差异无统计学意义（χ²=0.346,P=0.556）;治疗后两组患者的CRAMS评分均升高,且观察组（9.87±2.62）分高于对照组（8.60±2.98）分,差异有统计学意义（t=2.024,P=0.046）;观察组患者CRAMS≤8分的抢救成功率为97.50%,对照组CRAMS≤8抢救成功率为85.00%,观察组患者CRAMS≤8分的抢救成功率高于对照组（χ²=3.914,P=0.048）。结论 本研究从军地联合救治批量伤员切入,瞄准部队医院军民融合战略发展路线,本文针对便携式超声仪e-FAST应用范围前移,明显地提高急救人员院前救治能力,提高抢救成功率,值得临床参考。

Objective To explore the application effect of portable ultrasound e-FAST technology in the pre hospital treatment of batch wounded soldiers in military civilian joint hospitals．Methods Eighty batch wounded patients admitted to the emergency department of 988 Hospital from May 2021 to October 2023 were selected,all of whom underwent military civilian joint pre hospital treatment．They were divided into an observation group and a control group according to different treatment plans,with 40 patients in each group．The control group received CRAMS scores at the treatment site for routine first aid treatment,CT scans after ambulance return to the hospital for corresponding injury treatment,the observation group received CRAMS scores at the treatment site for routine first aid treatment,and the pre-hospital attending physician used a portable ultrasound instrument to examine the corresponding parts on site or in the ambulance according to the e-FAST process．After preliminary diagnosis,corresponding injury treatment was carried out．The treatment effects of the two groups of patients were compared,and the diagnosis time and initial diagnosis of the two groups of patients were compared．The time from medical contact to entering the operation room,the compliance rate of discharge and admission diagnoses,the CRAMS score before and after treatment,and the success rate of rescue with CRAMS ≤ 8 for both groups of patients were compared．Results The effective rate of treatment in the observation group was 95.0%,while in the control group it was 85.0%,which difference was not statistically significant（χ²=2.222,P=0.136）．The time to diagnosis（13.56±2.36）min,time to the operating room（30.42±8.99）min were shorter than that in the control group[（23.64±5.69）,（52.27±12.60）min],with significant difference（t=10.349,8.928,P<0.05）．The consistency between the admission diagnosis and the definitive diagnosis at discharge of the observation group patients was 97.5%,while the consistency of the control group patients was 95.0%．There was no significant difference between the groups（χ²=0.346,P=0.556）．After treatment,the CRAMS scores of both groups of patients increased,the observation group（9.87±2.62）was higher than that of the control group（8.60±2.98）（t=2.024,P=0.046）．The success rate of CRAMS ≤ 8 rescue in the observation group was 97.50%,while the success rate in the control group was 85.00%．The success rate of CRAMS ≤ 8 rescue in the observation group was higher than that in the control group（χ²=3.914,P=0.048）．Conclusions This study focuses on the joint treatment of batch wounded soldiers by military and civilian forces,aiming at the development path of military civilian integration strategy in military hospitals．The application scope of portable ultrasound e-FAST has been moved forward,which significantly improves the pre hospital treatment ability of emergency personnel and improves the success rate of rescue．It is worth clinical reference．

目的 探究经鼻间歇正压通气（NIPPV）和经鼻持续正压通气（NCPAP）作为早产儿呼吸窘迫综合征气管插管机械通气拔管后无创呼吸支持过渡的临床效果的差异。方法 纳入2021年1月—2023年6月在广东省吴川市妇幼保健计划生育服务中心治疗的新生儿呼吸窘迫综合征早产儿66例,用随机数字表法将患儿分为NIPPV组（33例）和NCPAP组（33例）。NIPPV组患儿予经鼻间歇正压通气作为过渡期无创呼吸支持,NCPAP组患儿则予以经鼻持续正压通气作为过渡期无创呼吸支持。对比两组患儿治疗前后血气分析结果、脱机失败率、无创呼吸支持时间、无创后吸氧时间、总给氧时间等指标。结果 接受无创呼吸支持12 h后,NIPPV组患儿的PaO₂升至（76.46±1.10）mmHg,高于NCPAP组患儿的（75.51±2.15）mmHg（t=2.249,P=0.028）。此外,NIPPV组患儿的SaO₂升至（96.36±0.52）%,也高于NCPAP组患儿的（96.07±0.59）%（t=2.138,P=0.034）。而NIPPV组患儿的PaCO₂则降至（41.39±0.74）mmHg,较NCPAP组患儿的（41.87±0.95 ）mmHg低（t=-2.230,P=0.025）。NIPPV组无创呼吸支持时间为（3.09±0.52）d,短于NCPAP组的（3.45±0.62）d,且该差异有统计学意义（t=2.584,P=0.012）。同样的,NIPPV组总给氧时间（9.52±0.76）天较NCPAP组的（10.00±0.79）天短,且该差异有统计学意义（t=-2.548,P=0.013）。而两组在脱机失败率、无创呼吸支持后吸氧时间、不良反应发生率等方面比较差异无统计学意义（均P>0.05）。结论 与NCPAP模式相比,早产儿拔管后应用NIPPV模式进行无创呼吸支持取得的临床效果更优。

Objective To explore the difference of clinical effect of nasal intermittent positive pressure ventilation（NIPPV）and nasal continuous positive pressure ventilation（NCPAP）as non-invasive respiratory support mode after extubation in preterm infants with endotracheal intubation．Methods Sixty-six cases of preterm infants with neonatal respiratory distress syndrome treated in our hospital from January 2021 to June 2023 were included．All the subjects were randomly divided into NIPPV group（n=33）and NCPAP group（n=33）．The blood gas analysis results,weaning failure rate,non-invasive respiratory support time,oxygen inhalation time after noninvasive ventilation,total oxygen administration time．were compared between the two groups．Results After 12 hours of noninvasive respiratory support,PaO₂ in the NIPPV group increased to（76.46±1.10）mmHg,which was significantly higher than that（75.51±2.15）mmHg in the NCPAP group（t=2.249,P=0.028）．In addition,SaO₂ in the NIPPV group increased to （96.36±0.52）%,which was also significantly higher than that（96.07±0.59）% in the NCPAP group（t=2.138,P=0.034）．The PaCO₂ in the NIPPV group decreased to （41.39±0.74）mmHg,which was lower than that（41.87±0.95）mmHg in the NCPAP group（t=-2.230,P=0.025）．The duration of non-invasive respiratory support in the NIPPV group（3.09±0.52） days was shorter than that（3.45±0.62）days in the NCPAP group,and the difference was statistically significant（t=2.584,P=0.012）．Similarly,the total duration of oxygen administration in the NIPPV group（9.52±0.76）days was shorter than that（10.00±0.79）days in the NCPAP group,and the difference was statistically significant（t=-2.548,P=0.013）．There were no significant differences in weaning failure rate,oxygen inhalation time after noninvasive respiratory support,and incidence of adverse reactions between the two groups（P>0.05）．Conclusions Compared with NCPAP mode,NIPPV mode for non-invasive respiratory support in preterm infants after extubating has better clinical effect,and it is worthy of clinical application．

目的 基于SEER数据库分析三阴性乳腺癌（TNBC）的预后,并建立Cox回归临床预测模型且进行内部验证。方法 使用SEER*Stat软件（8.4.2版）筛选2010—2015年诊断为TNBC的病例,进行单因素和Cox多因素回归以及向后逐步回归分析,明确与生存相关的独立危险因素,构建预测TNBC患者3年和5年癌症特异生存（CSS）率的Nomogram图,并用受试者工作特征曲线,Harrell’s一致性指数,临床预测模型校准曲线以及决策曲线对该模型进行评估及内部验证,以评估该模型的临床预测效能。结果 共筛选出符合纳入标准的TNBC患者5 564例,按照7∶3的比例随机拆分为训练集（n=3 894）和验证集（n=1 670）。通过单因素,多因素分析显示TNM分期、放射治疗、化学治疗以及手术和其他治疗的先后顺序是与TNBC患者CSS显著相关的独立危险因素（P<0.05）。利用上述预后相关因素建立Nomogram图模型。训练集的C-index为0.731（95%CI：0.712~0.749）,验证集的C-index为0.719（95%CI：0.688~0.749）,训练集和验证集3年和5年生存ROC曲线的曲线下面积均>0.7,区分度较好,且校准曲线拟合良好。结论 TNM分期、放射治疗、化学治疗以及手术和其他治疗的先后顺序是TNBC的独立预后因素,基于此建立的Nomogram图临床预测模型区分度、准确度以及临床适用性较好,能较好地预测TNBC患者的生存预后。

Objective To analyze the prognosis of triple negative breast cancer（TNBC）based on the SEER database,and to establish a Cox regression clinical prediction model with internal validation．Methods Cases diagnosed with TNBC from 2010 to 2015 were screened using SEER*Stat software（version 8.4.2）,and univariate and Cox multifactorial regression as well as backward stepwise regression analyses were performed to identify the independent risk factors associated with survival,and to construct a clinical prediction model for predicting the three- and five-year cancer specific survival（CSV）of TNBC patients．Survival（CSS）rates of TNBC patients at 3 and 5 years,and the model was evaluated and internally validated using the ROC curve,Harrell’s consistency index（C-index）,clinical prediction model calibration curve,and decision-making curve（DCA curve）to assess the predictive efficacy of the model for clinical prediction．Results A total of 5 564 TNBC patients meeting the inclusion criteria were screened and randomly split into a training set（n=3 894）and a validation set（n=1 670）according to a 7∶3 ratio．By univariate,multivariate analysis showed that T-stage,N-stage,M-stage,radiotherapy,chemotherapy,and the sequence of surgery and other treatments were independent risk factors significantly associated with CSS in TNBC patients．The above prognostic-related factors were utilized to build a Nomogram plot model．The C-index was 0.731（95%CI：0.712-0.749）for the training set and 0.719（95%CI：0.688-0.749）for the validation set,and the areas under the curves of the 3- and 5-year survival ROC curves of both the training and validation sets were >0.7,which was a good differentiation,and the calibration curves were well-fitted．Conclusions T-stage,N-stage,M-stage,radiotherapy,chemotherapy,and the sequence of surgery and other treatments are independent prognostic factors for TNBC,and the Nomogram clinical prediction model based on this has good differentiation,accuracy,and clinical utility,and can better predict the survival prognosis of TNBC patients．