气道阻塞

气道阻塞区在MR肺通气成像中的缺损区域小于核素肺通气成像。

The defect range of airway obstruction in MR ventilation image was smaller than that in ventilation scintigraphy .

结论COPD患者存在呼吸肌功能障碍，肺过度膨胀和气道阻塞是影响COPD患者吸气肌力的重要因素。

Hyperinflation and airway obstruction predominantly affected inspiratory muscle strength in a group of COPD patients .

3例均有气道阻塞性改变，1例纵隔淋巴结肿大。结论气管、支气管MEC的CT表现有一定特征性。

Conclusion MEC of trachea and bronchus has special features in CT findings .

目的探讨氧增强MR肺通气成像联合肺灌注成像诊断气道阻塞和肺栓塞（PE）病变的可行性和价值。

Objective To show the feasibility and value in the diagnosis of airway obstruction and pulmonary embolism with MR oxygen-enhanced ventilation combined with pulmonary perfusion imaging .

经支气管镜高频电刀治疗伴大气道阻塞的晚期中央型肺鳞癌的临床研究螺旋CT、电子支气管镜及痰脱落细胞联合检查对中央型肺癌的诊断价值

Endobronchial Electrocautery Treatment of Tracheobronchial Obstructive Lesions in Inoperable Tracheobronchial Squamous Cell Carcinoma Diagnostic Value of Spiral CT , Electronic Bronchoscopy and Sputum Cytology for Central Pulmonary Carcinoma

目的：初步探讨双源CT联合测压法评价OSAS患者上气道阻塞层面的诊断价值。

Objective : Discussed the joint dual-source CT in patients with manometry in evaluation of OSAS level of upper airway obstruction diagnosis .

IV°腺样体是小儿上气道阻塞的主要病因，是手术治疗的适应证。

Adenoid hypertrophy of IV degree is an independent etiological factor of upper airway obstruction , which is an operation indication in children .

结论COPD患者气道阻塞具有一定可逆性，但可逆程度明显低于哮喘患者；

Conclusion The bronchial obstruction in patients with COPD is of certain reversibility , lower than that in patients with asthma .

FEV1降低表明有气道阻塞存在。

Decreased FEV1 indicates the existence of airway obstruction .

结论：IOS测试参数能全面地反映患者呼吸生理的动力学特征，是判断哮喘患者气道阻塞部位及阻塞程度的敏感指标；

Conclusions : The parameters in IOS test may reflect the patient 's physical characteristics of his respiratory system .

结果表明，甲状腺肿大引起的上呼吸道阻塞和COPD的小气道阻塞造成混合性通气障碍。

It is suggested that obstruction of upper respiratory tract by goiter and obstruction of small airways of COPD lead to combined disturbance of ventilation .

潮式呼吸参数用两样本均数t检验和多样本均数的方差分析。结论RSV和MP感染所引起的肺炎均能导致婴幼儿肺功能的损害，主要表现为小气道阻塞性改变。

Conclusion RSV or MP infection in infant with pneumonia results in impaired pulmonary function , especially for obstruction in small airway .

同时，在COPD中慢性气道阻塞是重要的特征性病变。在慢性气道阻塞的发生中，纤维源性生长因子如转化生长因子-β1（TGF-β1）的作用正引起关注。

Chronic airway obstruction is also a characteristic change of COPD in which transforming growth factor - β _1 ( TGF - β _1 ) has important role .

结论：中度COPD的气流阻塞仅与小气道阻塞有关，缓解期的康复治疗保持气道的通畅至为重要；

Conclusion : Airflow obstruction of moderate COPD was only related to the small airway block . During the remission duration , it was very important to retain unobstructed airway ;

目的：探讨长期鼻气道阻塞（NAO）对儿童下颌骨生长模式的影响。

Objective : To assess the effect of the mandibular growth pattern in children with nasal airway obstruction ( NAO ) .

表明测定NAR可为判定鼻气道阻塞程度提供客观而可靠的指标。

At this time , the measure of NAR provides an objective and reliable indication to determine nasal obstruction level .

CPAP治疗组在麻醉清醒期及术后无急性上气道阻塞发生。

Primary bleed in 2 cases , but there were not acute airway obstruction in awaking period and postoperation in patients with CPAP .

上气道阻塞部位不同，患者的AHI轻重与血氧饱和度减低也并非完全一致。

On different parts of airway obstruction , patients with AHI and oxygen saturation level is not exactly the same reduction .

所以通过监测MIP和FIV1/VC%可以判断OSAS患者上气道阻塞程度，初步推测上气道扩张肌功能下降可能与OSAS发生有关。

The obstructive state of upper airway can be judged through measuring MIP and FIV_1 / VC % , the function decline of upper airway dilator may be relevant with OSAS can be preliminarily conclude .

结论：小剂量复方药物BAL能够缓解气道阻塞，降低气道阻力，改善肺通气，同时降低肺血管阻力，增加组织灌流。

Conclusions : Controlled volume BAL with compound drugs can relief airway obstruction , lower airway resistance and improve pulmonary ventilation , and also reduce pulmonary vascular resistance and increase tissue perfusion .

对患者进行手术（H-UPPP术）解除气道阻塞，并于术前一周给予CPAP治疗。

Taked H-UPPP surgery on those patients ( H-UPPP ) to remove the airway obstruction , and CPAP treatment before a week preoperative and .

结论：IOS法测定呼吸阻抗是判断气道阻塞的敏感指标，可以代替FEV1判断COPD患者的气道阻塞程度，值得临床应用。

Conclusions : IOS determining respiratory impedance is a sensitive indicator to judge air velocity obstruction , which can replace FEV1 to judge the degree of airway obstruction of patients with COPD . It is worth being used in clinic .

结论：ACE基因DD基因型与哮喘的易感性有关，可能是哮喘的危险因素，而与气道阻塞程度无关。

Conclusion : DD genotype ACE gene are related to the susceptibility of asthma and may be a risk factor in the development of asthma . DD genotype of ACE gene is not associated with the degree of airway obstruction in children with asthma .

气道阻塞最严重的三个患者同样证实硫酸乙酰肝素抗体A04B08和绑定肝细胞生长因子的干扰作用。

Three patients with the most severe airway obstruction also demonstrated interference of heparan sulphate antibody A04B08 with hepatocyte growth factor binding .

依据可逆性气道阻塞的判断标准，以治疗后肺功能（FEV1）的改善>15%和绝对值增加>200mL作为哮喘的标准。

Reversible airway obstruction was defined as improvement in forced expiratory volume in first one second ( FEV1 ) > 15 % and > 200mL in absolute increment after 3 months treatment with bronchodilators and inhaled Corticosteroid . Diagnosis of asthma was based on the presence of reversible airway obstruction .

肺心病气道阻塞41例临床分析

Clinical Study of Airway Obstruction in 41 Cases of Cor Pulmonale

她的气道阻塞及肺部氧合在口服类固醇的治疗下获得改善。

Her airway obstruction and oxygenation improved after oral corticosteroid treatment .

目的了解毛细支气管炎患儿通气功能状况、通气功能障碍类型及气道阻塞程度。

Objective To examine the ventilatory lung function in infants with bronchiolitis .

潮式呼吸分析法测定气道阻塞的临床应用

Clinical application of tidal breathing analysis as a measurement of airway obstruction

应用呼吸阻力判定支气管哮喘气道阻塞可逆性的研究

Study on reversibility of airway obstruction in bronchial asthma with respiratory resistance