MRIs amagwiritsa ntchito maginito ndi mafunde a wailesi, osati ma radiation
Kwa inu omwe muli ndi multiple sclerosis (MS), MRI amayang'ana nthawi zonse. Ambiri mwa inu mumakhala ndi chaka chimodzi, ndi zina zowonjezera ngati odwala matenda a ubongo akudandaula kuti abwereranso , zizindikiro zanu zimakhala zovuta kwambiri, kapena ngati mukuchita nawo mayesero a zachipatala.
Mosakayikira, munali ndi MRI imodzi pamene mudapezeka kuti muli ndi MS .
Ndizowona, mwachibadwa ndikudabwa ngati muli ndi ma radiation pa MRI scan. Yankho lalifupi ndilo "ayi." Simukudziwidwa ndi ma radiation pamasewu a MRI (magnetic resonance imaging).
Tiyeni tifufuze mozama, ngakhale momwe MRS amagwirira ntchito, osagwiritsa ntchito ma radiation.
Chidule cha MRI
"MRI" imatanthauza " kujambula kwa maginito ," ndipo imagwiritsa ntchito maginito ndi mafunde a radio (osati ma radiation) kuti apange zithunzi. MRI ndi chida chofunika kwambiri chomwe chimagwiritsidwa ntchito pazidziwitso za MS komanso poyang'anira matenda a munthu.
Pa MRI, mafunde amphamvu kwambiri a ma radio (10,000 mpaka 30,000 oposa mphamvu yokoka a dziko lapansi) amatumizidwa kupyolera mu thupi. Izi zimayambitsa khungu la ma atomu (makamaka hydrogen) omwe amapanga maselo a thupi. Akasunthira mmbuyo, amachotsa mafunde awo a wailesi, omwe amalandidwa ndi scanner. Pulogalamu ya pakompyuta imasulira deta iyi muzithunzi, zomwe radiologist ingakhoze kumasulira.
Pali mitundu iwiri yosiyanasiyana ya MRIs yomwe imagwiritsidwa ntchito mu multiple sclerosis, ziwerengero zolemera T1 ndi zilembo zolemera T-2. Amagwira ntchito mosiyana ndikuthandiza katswiri wa zamagulu kumvetsa bwino za MS.
Zithunzi za T1-Zolemera
MRI yolemera T1 imawunikira kuti mudziwe zambiri zokhudza ntchito ya munthu yomwe ikuchitika panopa, ngati ayi kapena ayi.
Mwachitsanzo, ngati munthu ali ndi kachilombo koyambanso kubwezeretsa kachilombo ka HIV, amakhala ndi zizindikiro zatsopano zokhudzana ndi ubongo, dokotala wake akhoza kulamula TRI yolemera T1 yojambulidwa ndi gadolinium (kusiyana). Ngati kutupa kukuchitika mu ubongo, gadolinium ikhoza kulowa ndi kutsegula madera omwe amawonongeka a myelin (otchedwa MS zilonda).
MRI yowonongeka ndi T1 imaperekanso zambiri zokhudzana ndi kuwonongeka kwa myelin ndi mitsempha ya mitsempha-izi zikuwonetsedwa ngati "mabowo wakuda."
Miyeso ya T2-Weighted
MRI yolemera kwambiri ya T2 imapereka zambiri zokhudza chiwerengero cha zilonda (kaya chatsopano kapena chakale). Zilondazi zimakhala ngati "mawanga owala," ndipo amapatsa madotolo kumverera kwa MS. Nthawi zina zilondazi zimawoneka bwino ndipo nthawi zina amapita ndikukhala mawanga akuda (chizindikiro cha kuwonongeka kwa mitsempha).
MRIs ndizofunikira kwa MS Care
Ngakhale zingakhale zachilendo kuganizira za maginito ndi mafunde a wailesi akutumizidwa m'thupi lanu, palibe chiopsezo konse ku matupi anu m'thupi la MRI.
Izi zikunenedwa, ngati muli ndi zipangizo zilizonse zomwe zili ndi chitsulo, zimatha kugwira ntchito mosavuta kapena zimayambitsa vuto. Choncho, ndizofunika kuti mudziwitse wothandizira wanu kukhalapo kwa chipangizo chilichonse, chotupa, mbale kapena china chilichonse chimene muli nacho mu thupi lanu chimene simunabadwe nacho.
Chowopsa chokhacho chochokera ku MRI ndi chiwopsezo chochepa chothetsera vuto la gadolinium, zomwe zimagwiritsidwa ntchito kwa anthu omwe ali ndi MS. Gadolinium ikhoza kutsegula m'mimba mwa kutupa kapena kutayika kwa myelin mu ubongo komanso / kapena msana.
Komanso, anthu omwe ali ndi vuto la impso ali pachiopsezo cha matenda aakulu, otchedwa nephrogenic systemic fibrosis, omwe amachititsidwa ndi gadolinium.
Kuika Chithandizo Chamankhwala Mwachiyembekezo
Ngakhale mukudandaula za mazira kuchokera ku mayesero a zachipatala monga CT scans, zingachepetse malingaliro anu kuganizira za lingaliroli-ife tikuzunguliridwa ndi ma radiation. Pakompyuta yathu, yodzaza ndi makompyuta, mafoni a m'manja, ndi ma televizioni, zimatisonyeza kuwala kwa tsiku lililonse.
Ganiziraninso kuti mukamayenda pamphepete mwa nyanja mumatenga kuwala kofanana komwe mumakhala ndi chifuwa chanu.
Mawu Ochokera
Potsirizira pake, ngati mukuda nkhawa ndi momwe mungathere poyerekeza ndi ma radiation, kusiyana, kapena china chilichonse panthawi ya kuyezetsa chithandizo chamankhwala, lankhulani ndi dokotala wanu. Pamodzi mukhoza kuyeza ubwino ndi ngozi. Kawirikawiri wakaleyo ndi wamkulu kuposa wamapeto pamene akukambilana za MRI , koma izi ndizogwirizanitsa kuti inu nonse mukhoza kufika palimodzi.
> Zotsatira:
> Giorgio A et al. Kufunika kwa ubongo wosadziwika wa MRI zilonda zam'tsogolo zowonjezereka kwa matenda olepheretsa kuchipatala pobwezeretsanso multiple sclerosis. Mult Scler 2014 Feb, 20 (2): 214-9
> National MS Society. Maginito Resonance Imaging (MRIs).