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        哪些职业容易(yì)患上尘肺病?引起(qǐ)尘肺病的原因是(shì)什么?

        栏目:呼吸科普 发(fā)布时间(jiān):2020-09-10

        尘肺(fèi)病(bìng)是在(zài)职业活动中长期吸(xī)入不同(tóng)致病性的生产性粉尘并在肺(fèi)内潴留而引起的(de)以肺组织弥漫性纤维化(huà)为主的一组职(zhí)业性肺部疾(jí)病的统称。

         

        按我国(guó)《职业病(bìng)分类和目录》,主要包(bāo)括矽肺、煤工尘肺、石墨(mò)尘肺、炭黑尘肺、石棉肺、滑石尘肺、水(shuǐ)泥尘肺、云(yún)母尘肺、陶工尘肺、铝(lǚ)尘肺、电焊工尘(chén)肺、铸工尘肺十(shí)二种(zhǒng)。

         

        尘肺-哮喘-慢阻肺-咳嗽-咳喘(chuǎn)-支气管炎-肺功(gōng)能检测仪-呼吸训练器


        为(wéi)什么这(zhè)些职业会引起(qǐ)尘肺病且具有(yǒu)一定的聚集(jí)性(xìng)呢?下面我们就(jiù)来针对这个问题来进行一下详细的介绍。


        01

        引起职(zhí)业肺病出现的原因(yīn)之呼吸(xī)道感染


        对于已经罹(lí)患肺病(bìng)者,呼吸道感染是导(dǎo)致(zhì)疾病急性发(fā)作的一个(gè)重要因素,可以加(jiā)剧病情进展。但是,感(gǎn)染是(shì)否可以直接导(dǎo)致职业肺病发病目前尚不(bú)清楚。


        02

        引起(qǐ)职业肺病出现(xiàn)的原(yuán)因之吸入粉尘


        吸(xī)入烟尘、刺激性气体、某些颗粒性(xìng)物质、棉尘和其他有机粉尘等也可以促进肺病的(de)发病。动物(wù)试验也(yě)已经证明,矿物质粉尘、二氧化硫、煤尘(chén)等(děng)都(dōu)可以在动(dòng)物模型上引起与人(rén)类职(zhí)业肺病相类似的病变。


        03

        引(yǐn)起职业(yè)肺病出现的原(yuán)因之气(qì)道高反应(yīng)性


        国内和国外(wài)的流行病学研究结(jié)果(guǒ)均表明,气道反应(yīng)性增高者其肺病的发病率也明显(xiǎn)增高,二者关系密切(qiē)。肺(fèi)发育、生长不良在怀孕期、新生儿期、婴儿期(qī)或儿童(tóng)期由(yóu)各种原因导(dǎo)致肺发(fā)育或生长不(bú)良的个(gè)体(tǐ)在成人后容易罹患职业(yè)肺病。


        04

        引起职业肺病出现的原因之空气污染


        长(zhǎng)期生活(huó)在室外空气(qì)受到污染的区域可能是导致职业肺病发病的一个重要因素。对(duì)于已(yǐ)经患有(yǒu)职业(yè)肺病的患者(zhě),严(yán)重的(de)城市空气污染可以使病情加重。


        05

        引起职业肺病出现(xiàn)的原因之吸烟(yān)


        吸烟是目前公(gōng)认的职(zhí)业肺病已知危险因素中较重要者(zhě)。国(guó)外较多流行病(bìng)学研究结(jié)果表明,与不吸烟人(rén)群相比,吸烟人群肺功能异常的发生率明显升高,出现呼吸道症状(zhuàng)的人数明显增多(duō)。


        06

        引起职(zhí)业(yè)肺病出现的原因(yīn)之社会经济地(dì)位


        社会经济地位与职业肺病的发(fā)病之(zhī)间(jiān)具(jù)有负相关关系,即社会(huì)经济地位较低(dī)的人群发生(shēng)肺病(bìng)的几率(lǜ)较大,可(kě)能与室内(nèi)和室外(wài)空气污染、居室拥(yōng)挤(jǐ)、营养(yǎng)较差以(yǐ)及其(qí)他(tā)与社会经济地位(wèi)较低(dī)相关联的因素有关。


        尘肺-哮喘(chuǎn)-慢阻肺-咳嗽-咳喘(chuǎn)-支气管炎-肺功能检测仪-呼吸训练器


        迄今国内(nèi)外均没有针对尘肺(fèi)病纤维化有效的治疗药物和措施,尘肺病(bìng)的病程(chéng)和临川(chuān)表现取决于患(huàn)者在生产环境中接触(chù)到的矿物粉尘(chén)性质、浓度(dù)、接(jiē)尘工龄、防护措施、个体特(tè)征,以及患者有无合并症(zhèng)等(děng),不同种(zhǒng)类的尘肺是有差异的(de)。

         

        一般来(lái)说,早期尘肺病多(duō)无明显症(zhèng)状和体(tǐ)征,或有轻(qīng)微症状,往往被患者忽视,肺功能也多无明(míng)显变化。

         

        随着病情进(jìn)展,尘肺病(bìng)的症(zhèng)状逐渐出(chū)现(xiàn)并加重,主要是以呼吸系统为主的咳嗽、咳痰、胸痛、呼吸困难(nán)四大症状,以(yǐ)及喘息、咯血和(hé)全(quán)身(shēn)症状。

         

        由于尘肺病(bìng)的(de)病程较长,患者即使离开粉尘接触(chù)环境,病情仍然会(huì)加重(chóng),尘肺病(bìng)是一种(zhǒng)需要终生进行康复治疗的(de)慢性病。


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        更新时间:2025-07-18 04:49 来源:www.tx.huaibei.xinxiang.zz.pingliang.ww38.viennacitytours.com