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石棉肺的肺功能分析 被引量:4
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作者 胡振华 王绵珍 +1 位作者 王治明 兰亚佳 《中国工业医学杂志》 CAS 北大核心 2006年第5期257-259,共3页
目的探讨石棉肺的肺功能改变特点。方法以某温石棉厂134名男性工人为接触组,同一地区不接触粉尘,且劳动强度与接触组大体相似的某仪表厂135名男性工人为对照组,对其肺功能测定和胸部X线检查结果进行对比分析。结果协方差分析结果显示,... 目的探讨石棉肺的肺功能改变特点。方法以某温石棉厂134名男性工人为接触组,同一地区不接触粉尘,且劳动强度与接触组大体相似的某仪表厂135名男性工人为对照组,对其肺功能测定和胸部X线检查结果进行对比分析。结果协方差分析结果显示,在控制了累积吸烟量等混杂因素的影响后,与对照组相比,无石棉肺组FVC和FEV1显著下降,Ⅰ期石棉肺组FVC、FEV1和FEV1/FVC%显著下降、Kco显著升高,Ⅱ期石棉肺组FVC、FEV1和FEV1/FVC%显著下降(P<0·05);而与无石棉肺组相比,Ⅰ期石棉肺组FVC显著下降、Kco显著升高,Ⅱ期石棉肺组FVC、FEV1和FEV1/FVC%显著下降(P<0·05)。偏相关分析结果显示,在控制了接尘年限和累积吸烟量等混杂因素的影响后,石棉肺期别与FVC、FEV1和FEV1/FVC%呈显著负相关,与Kco呈显著正相关(P<0·05);与DLco呈负相关,但差别无统计学意义(P>0·05)。结论早期石棉肺主要表现为限制性肺通气功能障碍,随着石棉肺进一步发展,除肺限制性损害程度加重外,亦呈现阻塞性肺功能损害。 展开更多
关键词 石棉工人 石棉肺 肺功能 X射线分期
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Certain Early Changes after Gun-shot Wound of a Hind-leg in Pigs
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作者 Zhu Peifang Zhou Baotong +8 位作者 Liu Guojian Wang Zhengguo Ding Changzhen Zou Yongzhi Zhang Qinghua Wang Yonggang Zhang Xufang Lai Xi'nan Liu Yinqiu 《Journal of Medical Colleges of PLA(China)》 CAS 1989年第1期60-64,共5页
After gun-shot wound with high velocity steel-ball pellet was inflicted of one hind limb ofthe pigs, the changes of hemodynamics, blood gases, chest x-ray films, serum T3 and T4,fibronectin, protein content of lung la... After gun-shot wound with high velocity steel-ball pellet was inflicted of one hind limb ofthe pigs, the changes of hemodynamics, blood gases, chest x-ray films, serum T3 and T4,fibronectin, protein content of lung lavage, lung weight, etc were observed within the 72-hour-peri-od postinjury or when the animal was killed or died 72 h postinjury. The pathological changes wereexamined as soon as possible with both optic and electron microscope. Changes of the above-men-tioned parameters in different intensity were found especially in those animals which diedspontaneously. In addition, the relationship between the occurrence of respiratory distresssyndrome(RDS) after trauma and the trauma index-injury severity score was discussed and it waspointed out that attention should be paid to the subclinical type of RDS. 展开更多
关键词 experimental MISSILE injury respiratory DISTRESS syndrome FIBRONECTIN lung LAVAGE serum T3 and T4 ALDOLASE chest x-ray film
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