Kev koom tes nrog atherosclerosis pib qhov twg?
Kev koom tes nrog atherosclerosis pib qhov twg?

Video: Kev koom tes nrog atherosclerosis pib qhov twg?

Video: Kev koom tes nrog atherosclerosis pib qhov twg?
Video: Revise: Atherosclerosis and blood clotting 2024, Lub rau hli ntuj
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Feem ntau, atherosclerosis pib hauv menyuam yaus, raws li txheej nyias nyias ntawm cov xim daj-daj nrog cov txheej sab hauv ntawm cov hlab ntshav phab ntsa (sib sau ua ke ntawm cov qe ntshav dawb, feem ntau yog monocytes/macrophages) thiab nce los ntawm qhov ntawd.

Qhov ntawd, qhov twg atherosclerosis tshwm sim?

Atherosclerosis yog ib yam kab mob uas cov plaque tsim hauv koj cov hlab ntsha. Cov hlab ntsha yog cov hlab ntsha uas nqa cov ntshav uas muaj oxygen rau koj lub plawv thiab lwm qhov ntawm koj lub cev. Plaque yog tsim los ntawm cov rog, roj cholesterol, calcium, thiab lwm yam khoom muaj nyob hauv cov ntshav. Thaum lub sij hawm, cov quav hniav hardens thiab ua rau koj cov hlab ntsha.

Tsis tas li, qhov twg feem ntau atherosclerosis? Feem ntau qhov chaw ntawm atherosclerosis suav nrog lub plab aorta, cov hlab ntsha hlab ntshav, cov hlab ntsha popliteal, thiab cov hlab ntsha carotid.

Kuj paub, yuav pib li cas atherosclerosis?

Raws nraim yuav pib li cas atherosclerosis los yog dab tsi ua rau nws tsis paub. Ntau tus kws tshawb fawb ntseeg plaque pib thaum cov hlab ntsha sab hauv (hu ua endothelium) ua puas. Peb qhov ua tau los ntawm kev puas tsuaj yog: nce qib cov roj cholesterol thiab triglycerides hauv cov ntshav.

Dab tsi yog suav tias yog thawj cov xwm txheej ntawm tes hauv kev txhim kho ntawm atherosclerosis?

Raws li pom nyob rau hauv daim duab 3, ib qho pib pib xwm txheej hauv atherosclerosis Nws yog qhov sib xyaw ntawm LDL hauv subendothelial matrix. Kev sib sau ntau dua thaum qib ntawm kev nthuav dav LDL tau nce, thiab ob qho kev thauj thiab khaws cia ntawm LDL tau nce ntxiv hauv cov chaw nyiam rau kev tsim txhab.

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