{"id":16586,"date":"2023-11-16T14:41:16","date_gmt":"2023-11-16T14:41:16","guid":{"rendered":"https:\/\/tensiomed.com\/measured-parameters\/augmentation-index\/"},"modified":"2024-02-21T14:04:26","modified_gmt":"2024-02-21T14:04:26","slug":"augmentation-index","status":"publish","type":"page","link":"https:\/\/tensiomed.com\/hu\/measured-parameters\/augmentation-index\/","title":{"rendered":"Aorta augment\u00e1ci\u00f3s index"},"content":{"rendered":"\t\t
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Augment\u00e1ci\u00f3s index (AIX)
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Az augment\u00e1ci\u00f3s index (AIx) az endothel funkci\u00f3 \u00e9rt\u00e9kel\u00e9s\u00e9t tekintve kiemelked\u0151 jelent\u0151s\u00e9g\u0171 t\u00e9nyez\u0151, amely els\u0151dlegesen a perif\u00e9ri\u00e1s hull\u00e1m-visszaver\u0151d\u00e9s hat\u00e1sainak vizsg\u00e1lat\u00e1hoz k\u00f6thet\u0151. Az art\u00e9ri\u00e1k m\u0171k\u00f6d\u00e9s\u00e9nek elemz\u00e9s\u00e9hez rendk\u00edv\u00fcl fontos ennek az indexnek az ismerete, mivel az aorta \u00e9rfal\u00e1nak merevebb\u00e9 v\u00e1l\u00e1s\u00e1ra \u00e9s \u00e1raml\u00e1si ellen\u00e1ll\u00e1s\u00e1nak n\u00f6veked\u00e9s\u00e9re utal. A pulzushull\u00e1m visszaver\u0151d\u00e9se a sz\u00edv bal kamr\u00e1j\u00e1ban magasabb nyom\u00e1s\u00e9rt\u00e9ket okoz (augment\u00e1ci\u00f3 jelens\u00e9ge), amely befoly\u00e1solja az aort\u00e1ban jelentkez\u0151 szisztol\u00e9s v\u00e9rnyom\u00e1s cs\u00facs\u00e9rt\u00e9k\u00e9t. Az AIx non-invaz\u00edv m\u00e9rt\u00e9kegys\u00e9gk\u00e9nt a pulzushull\u00e1m visszaver\u0151d\u00e9s m\u00e9rt\u00e9k\u00e9t hivatott sz\u00e1mszer\u0171s\u00edteni, \u00edgy l\u00e9nyeges szereppel rendelkezik az \u00e9rfalak \u00e1llapot\u00e1nak meghat\u00e1roz\u00e1s\u00e1ban. A megn\u00f6vekedett hull\u00e1mreflexi\u00f3 non-invaz\u00edv jelz\u0151jek\u00e9nt az AIx egy kiv\u00e1l\u00f3, f\u00fcggetlen kock\u00e1zati t\u00e9nyez\u0151 a koszor\u00fa\u00e9r-betegs\u00e9g (CAD) \u00e9s korai atherosclerosis (endothel diszfunkci\u00f3) vonatkoz\u00e1s\u00e1ban. A sz\u00edv-\u00e9s \u00e9rrendszeri kock\u00e1zatok megb\u00edzhat\u00f3 el\u0151rejelz\u00e9s\u00e9t teszi lehet\u0151v\u00e9.<\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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Az endothel diszfunkci\u00f3t, amely megn\u00f6vekedett \u00e9rrendszeri ellen\u00e1ll\u00e1s k\u00eds\u00e9ret\u00e9ben jelenik meg, az Arteriograph k\u00e9sz\u00fcl\u00e9kkel m\u00e9rhet\u0151 augment\u00e1ci\u00f3s index emelkedett \u00e9rt\u00e9ke jelzi. A magasabb AIx \u00e9rt\u00e9k a v\u00e1rhat\u00f3 sz\u00edv-\u00e9s \u00e9rrendszeri betegs\u00e9gek megn\u00f6vekedett kock\u00e1zat\u00e1ra utal, \u00e9s a kutat\u00e1sok szerint a sz\u00edvkoszor\u00fa\u00e9r-betegs\u00e9g kialakul\u00e1s\u00e1nak kock\u00e1zat\u00e1val t\u00fcnetmentes p\u00e1ciensek eset\u00e9ben is er\u0151s korrel\u00e1ci\u00f3t mutat az index \u00e9rt\u00e9ke, vagyis olyanokn\u00e1l, akiknek kor\u00e1bban nem volt ilyen jelleg\u0171 betegs\u00e9ge.<\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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R\u00f6viden, az augment\u00e1ci\u00f3s index a teljes perif\u00e9ri\u00e1s ellen\u00e1ll\u00e1shoz (TPR) \u00e9s az arteriol\u00e1k, illetve kis art\u00e9ri\u00e1k endothel funkci\u00f3j\u00e1hoz k\u00f6thet\u0151.<\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t

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Hogyan \u00e1llap\u00edthat\u00f3 meg az AIx t\u00e9nyez\u0151 \u00e9rt\u00e9ke?<\/h3> \n\t\t\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t
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A bal kamra korl\u00e1tozott mennyis\u00e9g\u0171 v\u00e9rt bocs\u00e1t ki az \u00f6sszeh\u00faz\u00f3d\u00e1sa sor\u00e1n, amely nyom\u00e1shull\u00e1mot eredm\u00e9nyez. Az augment\u00e1ci\u00f3s nyom\u00e1s az eml\u00edtett bal kamra ejekci\u00f3 \u00e1ltal l\u00e9trej\u00f6v\u0151 direkt nyom\u00e1shull\u00e1m \u00e9s a visszaver\u0151d\u00f6tt (reflekt\u00e1lt) nyom\u00e1shull\u00e1m k\u00fcl\u00f6nbs\u00e9gek\u00e9nt sz\u00e1moland\u00f3 \u2013 ez ut\u00f3bbi a perif\u00e9ri\u00e1s art\u00e9ri\u00e1k ellen\u00e1ll\u00e1s\u00e1ban jelentkez\u0151 k\u00fcl\u00f6nbs\u00e9gek eredm\u00e9nye.<\/p>

Az AIx param\u00e9ter \u00e9rt\u00e9ke a k\u00f6vetkez\u0151 k\u00e9plettel sz\u00e1molhat\u00f3:<\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t

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AIx = 100 \u00d7 ((P2-P1)\/ (PP)). ahol PP a pulzusnyom\u00e1s<\/em><\/strong><\/p>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t

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\n\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t\"Augmentation\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"

Augment\u00e1ci\u00f3s index (AIX) Az augment\u00e1ci\u00f3s index (AIx) az endothel funkci\u00f3 \u00e9rt\u00e9kel\u00e9s\u00e9t tekintve kiemelked\u0151 jelent\u0151s\u00e9g\u0171 t\u00e9nyez\u0151, amely els\u0151dlegesen a perif\u00e9ri\u00e1s hull\u00e1m-visszaver\u0151d\u00e9s<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":16536,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-16586","page","type-page","status-publish","hentry"],"yoast_head":"\nAorta augment\u00e1ci\u00f3s index | Arteriograph Company<\/title>\n<meta name=\"description\" content=\"Az augment\u00e1ci\u00f3s index a korai atherosclerosis \u00e9s a perif\u00e9ri\u00e1s ellen\u00e1ll\u00e1s n\u00f6veked\u00e9s er\u0151s \u00e9s nagy jelent\u0151s\u00e9g\u0171 kock\u00e1zati t\u00e9nyez\u0151je\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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