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find Keyword "气道" 188 results
  • 支气管哮喘气道高反应性机制的研究进展

    气道高反应性( AHR) 又称支气管高反应性, 是指气道本身对各种特异性或非特异性刺激的反应性异常增高, 主要表现为气道平滑肌的过早或过强的收缩反应、支气管痉挛和黏液腺体分泌的亢进。AHR 是支气管哮喘的重要特征之一, 是一种反映哮喘患者气道功能异常状态的关键指标, 并可评价哮喘患者的病情和预后。AHR 的发生机制较为复杂, 一般认为与基因调控、气道炎症、Th1 /Th2 失衡、神经调节、气道平滑肌异常和重构等有关

    Release date:2016-09-13 04:07 Export PDF Favorites Scan
  • Effect of Narrow Nasal Cavity on the Obstructive Sleep Apnea Hypopnea Syndrome

    【摘要】 目的 探讨手术治疗鼻气道狭窄对阻塞性睡眠呼吸暂停低通气综合征(obstructive sleep apnea hypopnea syndrome,OSAHS)患者的疗效。 方法 2008年2月-2010年2月,对300例OSAHS患者行鼻内镜鼻腔手术治疗,比较患者手术前后打鼾程度、嗜睡程度和鼾声评分。 结果 手术治疗鼻气道狭窄后患者嗜睡评分及鼾声评分平均值均小于术前,差异有统计学意义(Plt;0.05),手术有效率88.67%,手术并发症发生率0.67%,为鼻中隔穿孔、鼻腔粘连。 结论 手术治疗鼻气道狭窄是治疗因鼻气道狭窄所致OSAHS的一种有效方法。【Abstract】 Objective To explore the therapeutic effect of the surgery of narrow nasal cavity on the obstructive sleep apnea hypopnea syndrome (OSAHS). Methods A total of 300 patients with OSAHS from February 2008 to February 2010 underwent the surgery of narrow nasal cavity and the pre- and post-operative Epworth sleepiness scale and snore scale were analyzed. Results After the surgery of narrow nasal cavity, snore degree, somnolence scale and snore scale decreased compared with those before the operation (Plt;0.05). The effective rate of the surgery was 88.67% and the rate of operative complication was 0.67%. Conclusion The surgery of narrow nasal cavity is effective for the patients with OSAHS caused by narrow nasal cauity.

    Release date:2016-09-08 09:51 Export PDF Favorites Scan
  • A controlled study of the silicone stent for treatment of three common benign central airway stenosis

    Objective To evaluate the efficacy and safety of the silicone stent for treatment of three common benign central airway stenosis. Methods We retrospectively reviewed 40 patients with benign airway stenosis who were treated with a Dumon silicone stent at Affiliated Hospital of Guizhou Medical University between November 2019 to October 2023, including 14 cases of tracheobronchial tuberculosis (TBTB) stenosis, 14 cases of stenosis after tracheal intubation,and 12 cases of stenosis after tracheotomy. The clinical data and information on bronchoscopic interventional procedures and related complications were collected and analyzed, for evaluating the short-term efficacy, long-term efficacy and stent-related complications. Results The 40 patients were successfully implanted of silicone stents for 48 times totally. The mMRC score, KPS score, blood oxygen saturation and the diameter of the narrowest airway were significantly improved (P<0.05) after the implantation of silicone stents in all patients. Patients in TBTB group achieved inferior efficacy than those in the other two groups (P<0.05), while there was no significant therapeutic effect between tracheal intubation and tracheotomy groups (P>0.05). The main complications after the implantation of silicone stents were granulation hyperplasia, sputum retention and stent displacement. There were higher incidence rates of granulation hyperplasia and sputum retention in the TBTB group compared with the tracheal intubation and tracheotomy groups (P<0.05 ), while there was no statistically significant difference in incidence rates of granulation hyperplasia and sputum retention between the last two groups. Meanwhile, there was no significant difference in the proportion of stent displacement among the three groups.Conclusions The efficacy and safety were satisfied in the treatment of the three common benign central airway stenosis,with a recommendation for the treatment of refractory benign airway stenosis. However, the treatment effect of the TBTB group is inferior to that of the tracheal intubation and tracheotomy groups, with higher rates of obvious granulation hyperplasia and sputum retention simultaneously. More detailed follow-up management was recommended for TBTB patients implanted with silicone stents to avoid the development of stent-related minor complications into serious complications with a worse prognosis.

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  • Rescue value of emergency bronchoscopic interventional therapy in patients with malignant airway stenosis

    ObjectiveTo explore the rescue value of emergency bronchoscopic interventional therapy in patients with malignant airway stenosis and to share the treatment experience. MethodsThe critical patients with malignant airway stenosis who needed urgent bronchoscopic interventional therapy from January, 2007 to January, 2022 in Beijing Tiantan Hospital Affiliated to Capital Medical University were selected. The demographic and clinical data of intra-and-post the operation were collected. The rescue value and safety of emergency bronchoscopic intervention in the critical patients with malignant airway stenosis were evaluated, and the rescue process was summarized. ResultsForty-three patients were enrolled in the study, including 26 males and 17 females, with an average age of (61.6±11.4) years, including 20 cases of primary lung cancer and 23 cases of other malignant tumors; The main type of stenosis was endogenous (26 cases, 61.90%), followed by external pressure (12 cases, 28.57%) and mixed (4 cases, 9.52%) type. The stenosis site was almost the central airway (41 cases, 95.35%), and the main anesthesia method was general anesthesia (37 cases, 86.05%); Emergency bronchoscopic interventional therapy included local resection in 27 cases (62.79%), stent implantation in 12 cases (27.91%), exploration in 2 cases (4.65%), tumor biopsy in 1 case (2.33%), and adjustment of stent position in 1 case (2.33%); The dyspnea score and the degree of airway stenosis decreased significantly after interventional therapy (P<0.01); intraoperative complications occured in 21 cases and bleeding (19 cases) was the commonest one, short term postoperative complications occurred in 3 cases, including respiratory depression, glottic edema and airway spasm, respectively. ConclusionsEmergency bronchoscopic interventional therapy can quickly and effectively alleviate the severe airway obstruction caused by malignant tumor, and win time for the follow-up comprehensive treatment of tumor, but it needs close team cooperation and standardized rescue process.

    Release date:2023-03-02 05:23 Export PDF Favorites Scan
  • 胸廓前凸及气道扭转畸形并急性呼吸窘迫综合征一例

    Release date:2019-05-23 04:40 Export PDF Favorites Scan
  • 纤维支气管镜下球囊扩张术治疗良性气道狭窄

    【摘要】 目的 总结纤维支气管镜下球囊扩张术治疗良性气道狭窄的疗效及安全性。 方法 2009年7月-2009年11月对11例良性气道狭窄患者,根据狭窄部位、范围、长度进行纤维支气管镜下球囊扩张术,并对术前、术后狭窄段支气管直径、FEV1、FVC进行对比分析。 结果 治疗后所有患者憋气、气促等症状均有明显的缓解,支气管管径明显增大、FEV1、FVC明显改善,差异有统计学意义(Plt;0.05)。 结论 纤维支气管镜下球囊扩张术治疗良性气道狭窄安全、有效,值得临床推广。

    Release date:2016-09-08 09:51 Export PDF Favorites Scan
  • yProgress in Studies of Airway Anastomosis Stenosis after Lung Transplantation

    Lung transplantation has been the only valid method in treating end-stage lung diseases, airway complications are the main cause to the failure of surgery and common postoperative complications. With the development on patient selection, organ preservation, surgical technique, immunosuppressive therapy and postoperative surveillance, the successful ratio of surgery has become most satisfactory. However, airway complications are still common after lung transplantation. Among these, the airway anastomosis stenosis is more predominant than others. The living quality and long-dated survival rate are highly improved by paying enough attention to the formation,corresponding management for tracheal stenosis. The progress of the cause, prevention and treatment of airway anastomosis stenosis after lung transplantation is reviewed in this article.

    Release date:2016-08-30 06:23 Export PDF Favorites Scan
  • 多学科围手术期气道管理中国专家共识(2018 版)

    Release date:2018-06-26 05:41 Export PDF Favorites Scan
  • APPLICATION OF EPIGLOTTIC IN RECONSTRUCTION OF TRAUMATIC LARYNGOTRACHEAL STENOSIS

    Objective To investigate the application and long-termresults of epiglottic in reconstruction of the traumatic laryngotracheal stenosis.Methods From January 1988 to February 2002, 42 patients with traumatic laryngotracheal stenosis were treated, including 33 laryngeal stenosis and9 laryngotracheal stenosis. The following surgical treatment were performed: ① lowered epiglottic andbi-pedicled sternohyoid myofascial flap and ② lowered epiglottic and bipedicledsternohyoid myofascial flap and sternocleidomastoideus clavicle membrane flap. Results Thirty-seven patients(88.1%) were successfully decannulated 10 to 75 daysafter operation. Feeding tube lasted from 9 to 24 days, all the patients rehabilitated deglutition after surgery. The time of using stent was 9 to 19 days in 25cases.All patients were followed up 1 year to 3 years and 4 months. The function of larynx recovered completely in 37 decannulated patients and partially in 5cannulated patients. Conclusion Epiglottic- has the advantages of easy gain, high antiinfection and survival rate, and stable structure. A combination of epiglottic and the bipedicled sternohyoid myofascial flap plus sternocleidomastoideus clavicle membrane flap can repair large laryngeal and tracheal defects.

    Release date:2016-09-01 09:29 Export PDF Favorites Scan
  • Efficacy and safety of local triamcinolone combined with conventional interventional therapy in treatment of benign airway stenosis: a meta-analysis

    Objective To evaluate the efficacy and safety of local triamcinolone combined with conventional interventional therapy in the treatment of benign airway stenosis. Methods PubMed, Cochrane Library, EMbase, Web of science, wanfang, VIP and China National Knowledge Infrastructure were searched by computer between the establishment of the database and August, 2019, and all literatures on the local treatment of benign airway stenosis using triamcinolone combined with conventional interventional therapy were searched. According to inclusion and exclusion criteria, 2 researchers screened the literatures and performed the data extraction and methodological quality evaluation. Meta-analysis was performed with Revman5.2 and Stata software. Results In total, nine randomized controlled trials were included in this meta-analysis, including 449 patients with airway stenosis. The total result showed that in the comparison of short-term efficacy, there were no statistically significant differences in breathability score (SMD=–0.16, 95%CI –0.45 - 0.13, P=0.27), airway diameter (SMD=0.14, 95%CI –0.13 - 0.41, P=0.30), and cross-sectional stenosis rate (SMD=–0.01, 95%CI –0.36 - 0.34, P=0.96) between the treatment group and the control group. In the comparison of long-term efficacy, the breathability score (SMD=–2.53, 95%CI –3.78 - –1.28, P<0.05), airway diameter (SMD=1.31, 95%CI 0.83 - 1.78, P<0.05), cross-sectional stenosis rate (SMD=2.58, 95%CI: 2.11~3.08, P<0.05), and FEV1(SMD=0.42, 95%CI 0.13 - 0.70, P=0.004) of patients in the treatment group were all better than those in the control group. But in terms of adverse reactions, the incidence of bleeding in the airway between two groups was similar (RR=2.00, 95%CI 0.88 - 4.52, P=0.10), other adverse reactions such as blood glucose and plasma cortisol levels were mild, which can be relieved symptomatically. Conclusion Current evidence suggests that topical triamcinolone combined with conventional interventional therapy for benign airway stenosis has a better long-term clinical efficacy with fewer adverse reactions and better overall patient tolerance, which has clinical application value

    Release date:2022-01-12 11:04 Export PDF Favorites Scan
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