目的   探讨肺癌伴癌性疼痛患者心理僵化现状及其影响因素，为临床制定改善患者心理僵化的针对性干预措施以及提升患者生活质量提供参考依据。方法   采用便利抽样法，选取2023年10月—12月期间焦作市某三级甲等医院收治的肺癌伴癌性疼痛患者为研究对象，采用一般资料调查问卷、疼痛心理僵化量表（PIPS）、简易疾病感知问卷（BIPQ）、家庭功能问卷（APGAR）进行调查，采用Pearson相关性分析肺癌伴癌性疼痛患者心理僵化与疾病感知、家庭功能的关系。采用多元线性回归分析肺癌伴癌性疼痛患者心理僵化的影响因素。结果   本次研究共发放问卷152份，回收有效问卷150份，有效回收率为98.68%。150例肺癌伴癌性疼痛患者心理僵化量表总分为（61.66±2.85）分，回避型经验维度得分为（45.52±1.97）分，认知融合维度得分为（19.74±1.59）分。不同文化程度、家庭人均月收入、疼痛程度的肺癌伴癌性疼痛患者心理僵化得分比较，差异有统计学意义（P＜0.05）。Pearson相关性分析结果显示：肺癌伴癌性疼痛患者心理僵化总分、经验性回避维度得分、认知融合维度得分与疾病感知得分均呈正相关关系（P＜0.001），与家庭功能得分均呈负相关关系（P＜0.001）。多元线性回归结果显示：文化程度、家庭人均月收入、疾病感知、家庭功能是肺癌伴癌性疼痛患者心理僵化的影响因素（P＜0.05），可解释肺癌伴癌性疼痛患者心理僵化43.9%的变异度。结论   肺癌伴癌性疼痛患者心理僵化处于较高水平，且受到文化程度、家庭人均月收入、疾病感知和家庭功能的影响，临床医护人员可从疾病感知、家庭支持等角度出发，采用认知干预、同伴支持等方法，加强对患者的健康教育，以缓解其对疾病的负性认知，从而缓解心理僵化，促进身心健康恢复。

       Objective  To explore the status and influencing factors of psychological  rigidity in patients with lung cancer and cancer pain，and to provide reference for clinical development of targeted interventions to improve patients’psychological rigidity andquality of life．Methods  The convenience sampling method was used to select patients with lung cancer and cancer pain who were admitted to a tertiary hospital in Jiaozuo City from October to December 2023 as the research object．The general data questionnaire，Psychological Inflexibility in Pain Scale（PIPS），Brief Illness Perception Questionnaire（BIPQ），and family function questionnaire（APGAR）were used to investigate．Pearson correlation analysis was used to analyze the relationship between psychological rigidity and disease perception and family function in patients with lung cancer and cancer pain．Multivariate linear regression was used to analyze the influencing factors of psychological rigidity in patients with lung cancer and cancer pain．Results  A total of 152 questionnaires were distributed in this study，and 150 valid questionnaires were recovered，with an effective recovery rate of 98.68 %．The total score of PIPS of 150 patients with lung cancer and cancer pain was（61.66±2.85），the score of avoidance experience dimension was（45.52±1.97），and the score of cognitive fusion dimension was（19.74±1.59）．There were statistically significant differences in the scores of psychological rigidity among lung cancer patients with cancer pain with different educational levels，family per capita monthly income，and pain degree（P＜0.05）．The  results of Pearson correlation analysis showed that the total score of PIPS，the score of empirical avoidance dimension and the score of cognitive fusion dimension were positively correlated with the score of disease perception（P＜0.001），and negatively correlated with the score of family function（P＜0.001）．The results of multiple linear regression showed that education level，family per capita monthly income，disease perception and family function were the influencing factors of psychological rigidity in patients with lung cancer and cancer pain（P＜0.05 ），which could explain 43.9 % of the variation of psychological rigidity in patients with lung cancer and cancer pain．Conclusions  The psychological rigidity of lung cancer patients with cancer pain is at a high level，and is affected by education level，family per capita monthly income，disease perception and family function．Clinical medical staff can use cognitive intervention and peer support from the perspective of disease perception and family support to strengthen the health education of patients，so as to alleviate their negative cognition of the disease，to alleviate the psychological rigidity and promote the recovery of physical and mental health．

        目的   分析广州番禺地区鹦鹉热衣原体肺炎患者临床表现、实验室及胸部CT特征、并发症以及治疗方案，为其临床诊治提供参考。方法   回顾性分析2022年1月—2024年7月在广州市番禺区何贤纪念医院通过二代测序技术确诊的10例鹦鹉热感染患者的临床资料。结果  5例（5/10）患者有明确的鸟类或禽类接触史，8例（8/10）患者以发热为首发症状，发热（10/10）、咳嗽、咳痰（10/10）、呼吸困难（7/10）、相对缓脉（8/10）是主要临床表现。患者白细胞计数通常正常或轻微升高；多数患者存在有不同程度的电解质紊乱（10/10）及肝功能损伤（8/10）、乳酸脱氢酶升高（8/10），白蛋白显著降低（8/10）和C反应蛋白显著升高（10/10）。最常见的胸部CT异常为多肺叶受累的斑片状或片状实变，而重症患者多合并双侧胸腔积液。大多数患者经四环素或喹诺酮类单用，或者四环素联用β-内酰胺类抗菌药物治疗，预后良好。结论   有鸟类或禽类接触史、以发热为首发或主要症状、存在相对缓脉、白细胞计数升高不明显等临床特征可有助于区分鹦鹉热衣原体肺炎与其他传统细菌性肺炎，但这并不能确诊。二代测序技术是确诊鹦鹉热衣原体感染的很好方法，可以缩短诊断延误时间并改善患者预后。

       Objective  To describe the clinical，laboratory and chest CT characteristics as well as the complications and treatments of Chlamydia psittaci pneumonia patients in Panyu district of Guangzhou，to provide  reference for clinical diagnosis and treatment．Methods  A retrospective study was conducted on the clinical characteristics of Chlamydia psittaci pneumonia patients who were diagnosed by next-generation sequencing in Panyu Hexian Memorial Hospital of Guangzhou form January 2022 to July 2024．Results  Half patients had a definite history of bird or poultry exposure．Fever（100%），cough，sputum（100%），dyspnea（70%），relative bradycardia（80%）were the main clinical presentation．The total white cell counts were usually normal or slightly increased．Most patients had electrolyte disturbance（100%），liver function impairment（80%），lactic dehydrogenase increased（80%），albumin decreased（80%）and C reactive protein increased remarkably（100%）．The most common chest CT abnormality was patchy or flaky hyper densities and consolidation，bilateral pleural effusion was common in severe patients．All patient exhibited good recovery after being treated with tetracycline or quinolone alone，or tetracycline in combination with other antibiotics．Conclusions  These characteristics may help distinguish Chlamydia psittaci pneumonia from other traditional bacterial pneumonia，but they are not definitive．Next-generation sequencing may be a promising approach to confirm Chlamydia psittaciinfection，which can shorten the diagnostic delay time and improve the prognosis of patients．

       目的   初步探讨生长因子受体结合蛋白14（GRB14）在肺腺癌患者预后中的具体作用机制。方法   通过TIMER数据库、UALCAN数据库及GEPIA数据库，探讨GRB14 mRNA在肺腺癌及正常肺组织中的表达。运用免疫组织化学通过组织芯片（75例肺腺癌患者和75例癌旁组织）检测其蛋白表达水平，收集国外肿瘤研究团队上传至TCGA数据库229例肺腺癌患者的临床数据，分析评估GRB14在肺腺癌患者的表达及其临床特征及生存预后之间的关系。应用TIMER数据库对GRB14肺腺癌患者进行免疫浸润分析。String数据库探讨GRB14与其他蛋白之间是否存在相互作用。结果  TIMER数据库分析显示，相比正常组织，GRB14 mRNA在多种实体肿瘤和肺腺癌组织中高表达（P＜0.05）。使用UALCAN数据库和GEPIA数据库以正常样本为对照组，肺腺癌患者的GRB14的表达均增加（P＜0.01）。免疫组织化学检测组织芯片结果显示，GRB14蛋白在肺腺癌的表达高于正常肺组织（肺腺癌6.07±1.01 vs 癌旁组织4.80±1.22；P＜0.01）。TCGA数据库分析显示，肺腺癌患者中GRB14高表达组和低表达组的中位总生存期分别为（41.59±5.20）月和（88.67±16.69）月；结合TCGA数据库绘制ROC曲线，发现GRB14的表达对肺腺癌患者具有一定的诊断价值。单因素回归分析结果显示，肿瘤分期（Ⅲ-Ⅳ）（P＜0.01）、肿瘤原发灶的情况（T3-4）（P＜0.01）、淋巴结转移（N1-3）（P＜0.01）和GRB14表达（P＜0.01）是影响肺腺癌中位总生存期的因素；Cox多因素回归分析显示，淋巴结转移（N1-3）（P＜0.05）和GRB14表达（P＜0.01）是影响肺腺癌中位总生存时间的因素。TIMER数据库分析显示，GRB14 mRNA 表达与巨噬细胞（r=-0.164，P＜0.01）、中性粒细胞（r=-0.175，P＜0.01）和树突状细胞（r=-0.148，P＜0.01）具有相关性。通过String数据库分析发现与GRB14相互作用的蛋白质包括EGFR、HRAS、FGFR1、INSR、CNGA1、COBLL1、LYPLAL1、TNKS2、TNKS、PRKCZ。结论  GRB14表达增加与肺腺癌患者预后不良相关。

       Objective  To assess the specific mechanism of growth factor receptor-bound protein 14（GRB14）in the prognosis of lung adenocarcinoma（LUAD）patients．Methods  The expression of GRB14 mRNA in LUAD and normal lung tissue was explored using TIMER database，UALCAN database，and GEPIA database．The expression of GRB14 protein was examined by immunohistochemistry using a tissue microarray．Then，the associations of GRB14 expression with clinicopathological features and clinical outcomes of LUAD were validated by analyzing TCGA database at the mRNA level and statistically evaluating the results．TIMER database was used to analyze immune infiltration of GRB14 in LUAD．Protein-protein interaction of GRB14 were analyzed using the String database．Results  Using the TIMER database，we found that GRB14 mRNA was highly expressed in various solid tumors and LUAD tissues compared to normal tissues（P＜0.05）．Comparing with the normal group，the expression of GRB14 was increased in LUAD（P＜0.01）via using UALCAN database and GEPIA database．The expression level of GRB14 protein in the LUAD tissues was significantly higher than that in the noncancerous LUAD tissues（LUAD［6.07±1.01］ vs benign，［4.80±1.22］；P＜0.01）in tissue microarray ．Median overall survival in the high and low GRB14 expression groups in LUAD was（41.59±5.2）and（88.67±16.69）months respectively．We plotted the ROC curves of 3-year survival rate and 5-year survival rate which again suggested that the model had good predictive performance．Univariate analysis revealed that individual cancer stages（Ⅲ-IV）（P＜0.01），tumor（T3-4）（P＜0.01），lymph node metastasis（N1-3）（P＜0.05）and GRB14 expression（P＜0.01）were risk factors affecting the median overall survival time of LUAD．According to Cox multiple regression analysis，we found that lymph node metastasis（N1-3）（P＜0.05）and GRB14 expression（P＜0.01）were  risk factors affecting the median overall survival time of LUAD．Using TIMER database analysis，the mRNA level of GRB14 was significantly correlated with macrophages（r=-0.164，P＜0.01），neutrophils（r=-0.175，P＜0.01）and dendritic cells（r=-0.148，P＜0.01）．Through analysis of the String database，it was found that proteins that interacted with GRB14 including EGFR，HRAS，FGFR1，INSR，CNGA1，COBLL1，LYPLAL1，TNKS2，TNKS，PRKCZ．Conclusions  The results of the present study suggest that GRB14 may efficiently predict poor survival in LUAD patients．

目的 研究基于儿童早期预警评分（PEWS）的分级干预模式促进重症肺炎患儿康复进程及对呼吸功能的影响。方法 回顾性分析2021年4月—2023年4月我院收治的100例重症肺炎患儿临床资料。将其按照干预方式的差异分为研究组（n=50）及对照组（n=50）。对照组选用常规干预,研究组则于对照组基础上增加基于PEWS的分级干预。对比两组康复进程（相关指标涵盖症状持续时长及住院天数）、呼吸功能（涵盖通气流速、每分钟最大通气量、肺活量、用力肺活量及深吸气量）、并发症发生情况（涵盖呼吸机相关性肺炎、肺大疱及胸膜炎）、患儿家属满意度。结果 研究组各项症状持续时长及住院天数均短于对照组（均P<0.05）。研究组各项呼吸功能指标水平均高于对照组（均P<0.05）。两组各项并发症发生率对比差异无统计学意义（P>0.05）。研究组患儿家属满意度高于对照组（96.00% vs 82.00%,P<0.05）。结论 基于PEWS的分级干预模式促进重症肺炎患儿康复进程的效果较佳,且能改善呼吸功能,提高患儿家属满意度。

Objective To study the effect of graded intervention mode based on Pediatric Early Warning Score（PEWS）on the recovery process and respiratory function of children with severe pneumonia．Methods The clinical data of 100 children with severe pneumonia treated in our hospital from April 2021 to April 2023 were retrospectively analyzed．Those children were divided into study group（n=50）and control group（n=50）according to the difference of intervention methods．Conventional intervention was used in the two groups,and PEWS-based graded intervention was added to the study group．The two groups were compared with each other in terms of recovery process（including duration of symptoms and length of stay）,respiratory function（including ventilation velocity,maximum volume per minute,vital capacity,forced vital capacity and deep inspiratory capacity）,complications（including ventilators associated pneumonia,bullosa and pleurisy）,and family member satisfaction．Results The duration of symptoms and hospitalization days in the study group were shorter than those in the control group（all P<0.05）．The levels of respiratory function indexes in study group were higher than those in control group（all P<0.05）．There was no significant difference in the incidence of complications between the two groups（P>0.05）．The satisfaction of family member in the study group was higher than that in the control group（96.00% vs 82.00%）（P<0.05）．Conclusions The PEWS based graded intervention model has a good effect on promoting the rehabilitation process of children with severe pneumonia,and can improve respiratory function,and increase the satisfaction of family member of children with severe pneumonia．

目的 探讨导航护士主导的三级质控在胸腔镜肺癌切除术患者加速康复中的应用效果。方法 选取2020年6月—2023年6月周口市中心医院收治的106例肺癌患者,应用随机数字表法分为观察组（n=53）与对照组（n=53）。患者均采取胸腔镜肺癌切除术治疗,对照组实施常规的术前、术中及术后相关围术期护理,观察组在常规围术期护理基础上增加导航护士主导的三级质控护理。对比两组住院时间、术后并发症和护理前后世界卫生组织生活质量-100量表（WHOQOL-100）及癌因性疲乏程度（PFS）,最后对比两组的护理满意度。结果 观察组首次排气时间、首次下床时间、术后疼痛视觉模拟量表（VAS）评分、术后住院时间均优于对照组（P<0.05）;观察组并发症发生率低于对照组（P<0.05）;干预后两组WHOQOL-100评分升高、PFS评分降低,观察组均优于对照组（P<0.05）;观察组护理满意度高于对照组（P<0.05）。结论 对胸腔镜肺癌切除术患者,采取导航护士主导的三级质控管理的加速康复护理,可促进患者术后肠胃功能恢复,缩短住院时间,减轻术后疼痛感与减少并发症,在改善患者癌因性症状的同时,提升其生活质量,提高患者护理满意度。

Objective To explore the application effect of three-level quality control led by navigation nurses in accelerating rehabilitation of patients undergoing thoracoscopic lung cancer resection．Methods A total of 106 lung cancer patients admitted to our hospital from June 2020 to June 2023 were selected and randomly divided into an observation group（n=53）and a control group（n=53）using a random number table method．All patients were treated with thoracoscopic lung cancer resection,while the control group received routine preoperative,intraoperative and postoperative perioperative care,the observation group received a three-level quality control nursing led by navigation nurses in addition to routine perioperative care．The length of hospitalization,postoperative complications,WHOQOL-100 and PFS before and after care,and the nursing satisfaction of the two groups were compared．Results The observation group had significantly shorter first exhaust time,first time out of bed,postoperative visual analogue scale（VAS）score and postoperative hospital stay compared to the control group（P<0.05）．The incidence of complications in the observation group was lower than that in the control group（P<0.05）．After intervention,the WHOQOL-100 scores of both groups increased,and the observation group was higher than the control group．The PFS score decreased,and the observation group was lower than the control group（P<0.05）．The nursing satisfaction of the observation group was significantly higher than that of the control group（P<0.05）．Conclusions Adopting a three-level quality control management led by navigation nurses to accelerate rehabilitation care for patients undergoing thoracoscopic lung cancer resection can promote postoperative recovery of gastrointestinal function,reduce hospitalization time,reduce postoperative pain and complications,improve cancer related symptoms,improve their quality of life and increase patients nursing satisfaction．

目的 评价不同间变性淋巴瘤激酶（ALK）抑制剂联合安罗替尼治疗非小细胞肺癌（NSCLC）的疗效。方法 收集ALK突变阳性NSCLC患者的临床资料,筛选服用ALK抑制剂疗效不佳再加用安罗替尼的病例。根据不同的用药方案分为阿来替尼+安罗替尼,塞瑞替尼+安罗替尼和克唑替尼+安罗替尼三个组别。记录患者联合用药前最近一次的影像学检查结果,并以此为基线按Recist1.1评价疗效,以病情进展、患者死亡、停药、改变治疗方案为终点计算各组患者的无事件生存期（EFS）,收集肿瘤标志物、血常规和肝功、心功能、肾功能生化检测等指标数据,统计分析患者联合用药前后各项指标的变化。结果 经筛选,共纳入49例患者的临床数据。阿来替尼+安罗替尼组有23例,疾病控制率（DCR）为86.96%;平均EFS为（10.8±3.6）个月,中位EFS为8.3个月;塞瑞替尼+安罗替尼组有14例,DCR为71.43%;平均EFS为（6.5±2.9）个月,中位EFS为5.6个月;克唑替尼+安罗替尼组有12列,DCR为66.67%;平均EFS为（7.7±3.2）个月,中位EFS为7.2个月。阿来替尼+安罗替尼组的平均EFS长于另外两组（P<0.05）。各研究组肿瘤标志物仅有CyFra21-1在克唑替尼+安罗替尼组在联合用药后升高（P<0.05）,生化检测和血常规指标在用药前后差异无统计学意义（P>0.05）。结论 ALK抑制剂与安罗替尼联用,疗效最好为阿来替尼,其次为塞瑞替尼,最后为克唑替尼。三种ALK抑制剂与安罗替尼联用后,均未导致心、肝、肾功能和血细胞损害。

Objective To evaluate the efficacy of different anaplastic lymphoma kinase（ALK）inhibitors combined with anlotinib in the treatment of non-small cell lung cancer（NSCLC）. Methods Clinical data of drug resistant NSCLC patients with ALK positive mutation was collected who were treated with ALK inhibitors and anlotinib synchronously．According to different regimens,three groups were set,alectinib+anlotinib,ceritinib+anlotinib,and crizotinib+anlotinib．The latest imageological examination results of the patient before the synchronous therapy was set as the baseline to evaluate the therapeutic effect according to Recist1.1．The event free survival（EFS）of each group was calculated with disease progression,patient death,treatment discontinuation and changing regimen as endpoints．Data of tumor markers,hematology test,liver function,cardiac function,renal function biochemical examination was collected and analyzed statistically before and after the combination therapy,with P<0.05 as the statistically significant difference. Results After screening,clinical data of 49 patients were collected．Twenty-three patients in the alectinib+anlotinib group,with a disease control rate（DCR） of 86.96%;mean EFS was（10.8±3.6）months,median EFS of 8.3 months;14 patients in the ceritinib+anlotinib group,with a DCR of 71.43%,mean EFS was（6.5±2.9）months,median EFS was 5.6 months;12 patients in the crizotinib+anlotinib group,with a DCR of 66.67%,mean EFS was（7.7±3.2）months,median EFS was 7.2 months．EFS of alectinib+anlotinib group was longer significantly than the other two groups（P<0.05）．Only CyFra21-1,increased significantly after the combination of crizotinib and anlotinib（P<0.05）．No statistically significant difference in biochemical test and hematology test before and after the treatment（P>0.05）． Conclusions The therapeutic effect of ALK inhibitors with anlotinib was ordered,alectinib being the most effective,followed by ceritinib and finally crizotinib．The combination of ALK inhibitors with anlotinib did not cause any abnormal results in the examination of heart,liver,kidney and blood cells．

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．

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 探讨支气管镜灌洗用于儿童重症肺部感染合并肺实变的治疗效果及对CT特征、肺功能的影响。方法 选取2022年5月—2024年5月铜仁市人民医院收治的100例重症肺部感染合并肺实变患儿开展前瞻性研究,应用随机数表法分为对照组和观察组,每组各50例。对照组患儿采取常规治疗,观察组则采取常规治疗加支气管镜灌洗治疗。对比其临床疗效,治疗前后炎症因子、CT特征及肺功能变化。结果 观察组治疗总有效率高于对照组（P<0.05）;治疗后观察组患儿白细胞计数（10.36±2.52）×10⁹/L、白细胞介素-6（20.57±5.05）ng/L、C反应蛋白（13.12±2.64）mg/L、降钙素原（101.62±12.16）pg/L均低于对照组白细胞计数（13.25±3.32）×10⁹/L、白细胞介素-6（31.69±4.11）ng/L、C反应蛋白（16.16±4.44）mg/L、降钙素原（113.46±18.11）pg/L（P<0.05）;治疗后两组患儿胸腔积液、支气管壁增厚、空气支气管征、肺部实变、磨玻璃影等相关CT影像特征占比下降,且观察组低于对照组（P<0.05）;治疗后两组患儿呼气流量峰值水平均升高,观察组（90.67±18.45）L/s高于对照组（81.27±17.69）L/s,用力肺活量水平均更高,观察组（3.33±0.68）L高于对照组（2.68±0.25）L（P<0.05）。结论 针对儿童重症肺部感染合并肺实变,在常规治疗基础上增加支气管镜灌洗可提升临床疗效,减轻机体炎症反应,改善胸部CT各种表现及肺功能。

Objective To explore the therapeutic effects of bronchoalveolar lavage in children with severe pulmonary infection complicated by lung consolidation and its impact on CT features and pulmonary function．Methods A prospective study was conducted on 100 children with severe pulmonary infection complicated with pulmonary consolidation in a hospital from May 2022 to May 2024．They were randomly divided into observation group and control group using a random number table method,50 cases in each group．The control group of children received routine treatment,and the observation group received conventional treatment plus bronchoalveolar lavage．Clinical efficacy,inflammatory factors,CT features,and alterations in pulmonary function before and after therapy were compared．Results The total effective rate of the observation group was higher than that of the control group（P<0.05）．After treatment,the white blood cell count（10.36±2.52）×10⁹/L,interleukin-6（20.57±5.05）ng/L,C-reactive protein（13.12±2.64）mg/L,and procalcitonin（101.62±12.16）pg/L in the observation group were all lower than those in the control group（13.25±3.32）×10⁹/L,interleukin-6（31.69±4.11）ng/L,C-reactive protein（16.16±4.44）mg/L,and procalcitonin（113.46±18.11）pg/L（P<0.05）．After treatment,the proportion of CT imaging features such as pleural effusion,bronchial wall thickening,air bronchogram sign,lung consolidation,ground glass opacities,decreased in both groups of children,and the observation group was lower than the control group（P<0.05）．After treatment,the peak levels of expiratory flow in both groups of children increased,with the observation group（90.67±18.45）L/s higher than the control group（81.27±17.69）L/s．The forced vital capacity levels were also higher,with the observation group（3.33±0.68）L higher than the control group（2.68±0.25）L（P<0.05）．Conclusions Adding bronchoalveolar lavage to routine treatment for children with severe pulmonary infection complicated with pulmonary consolidation can improve their clinical efficacy,alleviate inflammatory reactions,and improve various chest CT manifestations and lung function．

目的 研究甲泼尼龙琥珀酸钠对重症支原体肺炎（SMPP）患儿的治疗效果及安全性。方法 采用随机数表法将南华大学附属长沙中心医院2021年1月—2022年12月收治的108例SMPP患儿分为两组,对照组（54例）采用常规治疗,研究组（54例）采用常规治疗联合甲泼尼龙琥珀酸钠治疗,比较2组临床疗效。结果 治疗后研究组炎症因子水平低于对照组,肺功能指标、健康状况评分均高于对照组,发热、咳嗽、肺啰音及肺阴影消失时间均短于对照组（P<0.05）;两组不良反应发生率比较差异无统计学意义（P>0.05）。结论 应用甲泼尼龙琥珀酸钠治疗可加快患儿症状缓解,改善机体炎症反应及肺功能,且安全性较高。

Objective To study the therapeutic effect and safety of methylprednisolone sodium succinate on children with severe Mycoplasma pneumoniae pneumonia（SMPP）．Methods A total of 108 children with SMPP admitted to Changsha Central Hospital from January 2021 to December 2022 were divided into two groups by random number table method．The control group（54 cases）was treated with conventional therapy,and the study group（54 cases）was treated with conventional therapy combined with methylprednisolone sodium succinate．The clinical effects of the two groups were compared．Results After treatment,the levels of inflammatory factors in the study group were lower than those in the control group,and lung function indicators and health status scores were higher than those in the control group．The disappearance time of fever,cough,lung rales and lung shadows was shorter than that in the control group（P<0.05）．There was no statistically significant difference in the incidence of adverse reactions between the two groups（P>0.05）．Conclusions The application of methylprednisolone sodium succinate treatment can accelerate the relief of symptoms in children,improve the body's inflammatory response and lung function,and has high safety．