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15:42:31","lastArticleAddress":"來自北京"},"logo":{"logo":"http://x0.ifengimg.com/ucms/2020_35/69B1E601A7AD0653F3D9FD1E4E58B3DC986A1D1E_w322_h54.png","title":"江西"},"domain":"lovetaoxin.com","base62Id":"8LOC9MJLd7r","breadCrumbdata":[{"url":"/shanklist/200-/","title":"地方站"},{"url":"http://lovetaoxin.com/","title":"江西"},{"url":"http://lovetaoxin.com/shanklist/200-213-216126-/","title":"健康養(yǎng)生"},{"url":"http://lovetaoxin.com/shanklist/200-213-216126-216128-/","title":"中醫(yī)資訊"}],"searchPath":"200-213-216126-216128-","title":"低溫使肺栓塞發(fā)作風(fēng)險大增 久坐久站、長時間坐車也要當(dāng)心","newsTime":"2022-12-02 15:42:31","wemediaEAccountId":"641988","source":"","sourceUrl":"","author":"","summary":"低溫使肺栓塞發(fā)作風(fēng)險大增 久坐久站、長時間坐車也要當(dāng)心","imagesInContent":[],"bdImg":"http://x0.ifengimg.com/ucms/2019_38/AC5B8A2AE18AB61C7067AFFDBBCD12D16295DDA2_w121_h75.jpg","pcUrl":"http://lovetaoxin.com/c/8LOC9MJLd7r","url":"http://lovetaoxin.com/c/8LOC9MJLd7r","commentUrl":"ucms_8LOC9MJLd7r","skey":"5c1350","voteId":"ucms_8LOC9MJLd7r","isOriginal":"0","contentData":{"contentList":[{"data":"\u003cp>最近氣溫驟降,不僅感冒病人增加,肺栓塞的發(fā)病率也在上升。發(fā)表在《總體環(huán)境科學(xué)》上的一項研究認為,低溫是肺栓塞癥狀發(fā)作的一種新的危險因素,會使肺栓塞癥狀發(fā)作風(fēng)險增加84%,且影響持續(xù)約72小時。肺栓塞是全球發(fā)病率前三的心肺血管疾病,死亡率僅次于腫瘤和心肌梗死。什么是肺栓塞,高危人群有哪些?出現(xiàn)哪些癥狀時應(yīng)高度警惕肺栓塞的發(fā)生?\u003c/p>\u003cp>肺栓塞是指體循環(huán)的各種血栓脫落,阻塞肺動脈及其分支引起肺循環(huán)障礙的臨床病理生理綜合征。北京中西醫(yī)結(jié)合醫(yī)院心內(nèi)科醫(yī)生鄭思道指出,患有靜脈曲張、以前發(fā)生過下肢靜脈血栓、創(chuàng)傷或骨折、手術(shù)后的患者、肥胖者、吸煙者、孕婦、久坐久臥老年人等都是肺栓塞的高危人群。\u003c/p>\u003cp>長時間處于制動狀態(tài),如久坐久站、長期躺在床上不動、長時間乘坐火車、飛機等交通工具等是導(dǎo)致肺栓塞的常見外因。北京大學(xué)人民醫(yī)院急診科主任醫(yī)師朱繼紅解釋,人體血液在循環(huán)過程中需要克服重力作用,靠肌肉收縮力量自下而上運輸,長時間久坐不動或其他制動,肌肉逐漸失去動力,血液則會出現(xiàn)瘀滯,容易發(fā)展成血栓。\u003c/p>\u003cp>肺栓塞還與血液高凝狀態(tài)存在密切關(guān)系。朱繼紅指出,血管有炎癥、肥胖、伴隨心臟疾病、呼吸道疾病等基礎(chǔ)疾病以及腫瘤患者等都會引起血液高凝的狀態(tài)。內(nèi)因加外因更容易出現(xiàn)肺栓塞,如患者本身就存在凝血物質(zhì)增加或抗凝物質(zhì)減少的情況,再疊加手術(shù)等外因誘導(dǎo),患者極易出現(xiàn)靜脈血栓,靜脈血栓掉落后,影響到肺動脈,從而出現(xiàn)肺栓塞。如果患者的先天存在某些抗凝物質(zhì)的缺乏或促凝物質(zhì)增加的情況,可通過檢查來判斷是否患有易栓癥。\u003c/p>\u003cp>肺栓塞的表現(xiàn)、嚴(yán)重程度和血栓的大小、阻塞肺動脈的程度以及患者是否存在心肺等器官的基礎(chǔ)疾病有一定的關(guān)系。肺栓塞可表現(xiàn)為胸痛、呼吸困難,或者稍微活動一下就覺得心慌氣短、上氣不接下氣等,嚴(yán)重者會出現(xiàn)意識障礙、暈厥等情況。鄭思道表示,小肺栓塞可能不會有明顯的癥狀,可以靠平時多監(jiān)測、體檢等來發(fā)現(xiàn)和及時治療;大面積的肺栓塞起病急,嚴(yán)重者可導(dǎo)致猝死。\u003c/p>\u003cp>“如果出現(xiàn)下肢腫脹、有下肢靜脈炎癥以及腳扭傷、腿扭傷等制動問題,同時伴隨胸痛、憋氣等情況,應(yīng)及時前往醫(yī)院檢查。肺栓塞患者通過及時溶栓治療,將堵塞的栓子通開,預(yù)后較好,不會出現(xiàn)過多后遺癥。” 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低溫使肺栓塞發(fā)作風(fēng)險大增 久坐久站、長時間坐車也要當(dāng)心

低溫使肺栓塞發(fā)作風(fēng)險大增 久坐久站、長時間坐車也要當(dāng)心

最近氣溫驟降,不僅感冒病人增加,肺栓塞的發(fā)病率也在上升。發(fā)表在《總體環(huán)境科學(xué)》上的一項研究認為,低溫是肺栓塞癥狀發(fā)作的一種新的危險因素,會使肺栓塞癥狀發(fā)作風(fēng)險增加84%,且影響持續(xù)約72小時。肺栓塞是全球發(fā)病率前三的心肺血管疾病,死亡率僅次于腫瘤和心肌梗死。什么是肺栓塞,高危人群有哪些?出現(xiàn)哪些癥狀時應(yīng)高度警惕肺栓塞的發(fā)生?

肺栓塞是指體循環(huán)的各種血栓脫落,阻塞肺動脈及其分支引起肺循環(huán)障礙的臨床病理生理綜合征。北京中西醫(yī)結(jié)合醫(yī)院心內(nèi)科醫(yī)生鄭思道指出,患有靜脈曲張、以前發(fā)生過下肢靜脈血栓、創(chuàng)傷或骨折、手術(shù)后的患者、肥胖者、吸煙者、孕婦、久坐久臥老年人等都是肺栓塞的高危人群。

長時間處于制動狀態(tài),如久坐久站、長期躺在床上不動、長時間乘坐火車、飛機等交通工具等是導(dǎo)致肺栓塞的常見外因。北京大學(xué)人民醫(yī)院急診科主任醫(yī)師朱繼紅解釋,人體血液在循環(huán)過程中需要克服重力作用,靠肌肉收縮力量自下而上運輸,長時間久坐不動或其他制動,肌肉逐漸失去動力,血液則會出現(xiàn)瘀滯,容易發(fā)展成血栓。

肺栓塞還與血液高凝狀態(tài)存在密切關(guān)系。朱繼紅指出,血管有炎癥、肥胖、伴隨心臟疾病、呼吸道疾病等基礎(chǔ)疾病以及腫瘤患者等都會引起血液高凝的狀態(tài)。內(nèi)因加外因更容易出現(xiàn)肺栓塞,如患者本身就存在凝血物質(zhì)增加或抗凝物質(zhì)減少的情況,再疊加手術(shù)等外因誘導(dǎo),患者極易出現(xiàn)靜脈血栓,靜脈血栓掉落后,影響到肺動脈,從而出現(xiàn)肺栓塞。如果患者的先天存在某些抗凝物質(zhì)的缺乏或促凝物質(zhì)增加的情況,可通過檢查來判斷是否患有易栓癥。

肺栓塞的表現(xiàn)、嚴(yán)重程度和血栓的大小、阻塞肺動脈的程度以及患者是否存在心肺等器官的基礎(chǔ)疾病有一定的關(guān)系。肺栓塞可表現(xiàn)為胸痛、呼吸困難,或者稍微活動一下就覺得心慌氣短、上氣不接下氣等,嚴(yán)重者會出現(xiàn)意識障礙、暈厥等情況。鄭思道表示,小肺栓塞可能不會有明顯的癥狀,可以靠平時多監(jiān)測、體檢等來發(fā)現(xiàn)和及時治療;大面積的肺栓塞起病急,嚴(yán)重者可導(dǎo)致猝死。

“如果出現(xiàn)下肢腫脹、有下肢靜脈炎癥以及腳扭傷、腿扭傷等制動問題,同時伴隨胸痛、憋氣等情況,應(yīng)及時前往醫(yī)院檢查。肺栓塞患者通過及時溶栓治療,將堵塞的栓子通開,預(yù)后較好,不會出現(xiàn)過多后遺癥。” 朱繼紅提醒。

預(yù)防肺栓塞,在日常生活中,應(yīng)避免久坐。無論是長時間乘飛機、火車等交通工具,還是長時間開車,每隔兩個小時就應(yīng)活動一下身體,如轉(zhuǎn)動腳踝或抬高雙腿。如果是住院患者(已經(jīng)有血栓的患者除外),即便下肢不能自主活動,也建議家人或護理員進行一些按摩,促使其血流通暢,還可以借助一些物理治療方法,包括彈力襪及專門用于下肢的泵等,幫助血液進行循環(huán)。此外,戒煙戒酒,多吃新鮮果蔬,避免攝入太多油膩、高蛋白、高脂肪食物,也可減少發(fā)生動脈粥樣硬化、靜脈血栓風(fēng)險。

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