Miriyari Inoshanda Sei uye Ndezvipi Zvinoreva Kureva
Magnetic resonance imaging (MRI) inzira ine simba yekuona mukati memuviri womunhu. Mifananidzo yakawanikwa neMRI inowanzove yakanyatsotsanangurwa, ichibvumira vanachiremba kuona zvinhu zvavasingashandisi dzimwe nzira dzakadai seT CT scan kana X-ray . Zvimwe pane neurosurgery, MRI inopa kutarisa kwakanakisisa pasi pehenya.
Nemhaka yokuti MRI inotora mifananidzo yakamanikidzika, vamwe vanhu vanofungidzira kuti zvigumisiro zvinofanira kunge zviri nyore kunzwisisa.
Zvinosuruvarisa, kunzwisisa kwakakodzera kwezvifananidzo izvi kunobva pakunzwisisa kwakasimba kwehutano uye fiksiki mushure mokufungidzira magnetic resonance. Nokuda kwechikonzero ichi, MRI inoongorora haisi kungotsanangurwa nachiremba uyo anorayira kuongorora, asiwo nea radiologist, avo vari vanachiremba vanoziva mukududzira yemifananidzo iyi.
Iyo MRI Inoshanda Sei
Apo murwere anogamuchira MRI scan, anoiswa mumutambo muduku. Akakomberedza iye magnetti ane simba. Apo iyi maginiti inotendeuka, maune atomeni anokonzerwa ne-hydrogen atomu anowirirana nechekugumira magnetic field. Inzwi redhiyo rinoshandiswa kunzvimbo yemuviri kuti iongororwe. Atomu munharaunda ino inotora zvimwe zvemasimba emhepo, izvo zvinotungamirira kuti vafunge mune imwe nguva uye mazano. Zviduku zviduku zvinodzimwa uye zvichipfurikidza nenzira yakadaro yekuita nzvimbo dzakanyatsozivikanwa sezvidimbu. Apo rhepfenyuro inowanzovhara inogadziriswa, maatomu ehydrojeni anosunungura simba, achipa chiratidzo chinowanikwa nemichina yeMRI.
Ikombiyuta inoongorora zviratidzo izvi uye inovashandisa pakuvaka mufananidzo wecheka.
Zvakanaka uye Zvakaipa zveMRI
MRI inopa mifananidzo yemuviri wemunhu sekuti yakange yakanatswa sechingwa chechingwa. Tsvina yacho inogona kuva mune chero ipi zvayo uye inogona kuva yakaonda semaminitsi maviri. I-MRI scan ndiyo nzira yakanakisisa yokutarira mishonga yakadzika yakadai seuropi uye musana wemutsara.
Uyezve, MRI haifaniri kutaridzirwa kumasana.
Pamusoro pemanzwiro, MRI inodhura uye inotora nguva yakareba kuti iite. Murwere anofanira kugara achikwanisa kunyanya panguva yekuongorora, sekuti kunyange kutama kuduku kunogona kukanganisa zvifananidzo. Mifananidzo inogonawo kushandiswa nemhando ipi zvayo yesimbi. Pakupedzisira, nepo MRI yakanaka pakatarisa mhando dzakadzika, dzimwe nzira dzakadai seT CT scan dzinogona kuva nani pakatarisa mapfupa nokuda kwezvinetso zvakadai sekuputsika.
Nzira iyo MRI Inogona Kubatsira Nehutano Healthcare Zvisarudzo
A magnetic resonance image inofanirwa kunzwisiswa mumamiriro ekutaura kwako uye kuongorora kwako muviri. Zvichienderana nemamiriro ezvinhu, chironda chimwe chete chinoratidzwa paMRI chinogona kuva chiratidzo chekurohwa , chirwere, multiple sclerosis , kana kuti hapana chakakosha. Panzvimbo pokupa mhinduro chaiyo, ipapo, MRI inopa humwe humwe ruzivo runogona kubatsira kutungamirira chiremba kune zvakakodzera kuongororwa.
Mukuwedzera pakutsvaga zvinhu paMRI zvinogona kutsanangura dambudziko rako, MRI inogona kuzarura "zvimwe zvitsva." Izvozvi hazvisi izvo zvinogona kunge zvisina matambudziko makuru uye hazvina kufanana nedambudziko riripo. Semuenzaniso, varwere vazhinji vane kurwadziwa kwemutsipa vane hanya pamusoro pekuti MRI inoratidzei zvinyoro zviduku mumutsipa kusvikira vaudzwa kuti varwere vakawanda vasina kurwadziwa kwemutsipa vane mazai akafanana ehurukuro.
MRI inogona kuva nzira yakasimba chaizvo yekubatsira pakuongorora chirwere kana kutevera zvirwere zvishoma, asi hazvina kukodzera mumamiriro ese ezvinhu . Mimwe miedzo iyo iri nyore kuwana iyo inogona kupa ruzivo rwakanakisisa rwekuongorora kwako uye kurapwa.
Kuverenga MRI Reports
Apo vanhu vazhinji vanoverenga mharidzo yeMRI inopiwa nea radiologist, vanogona kunzwa sokuti yakanyorwa mune imwe mutauro. Munzira dzakawanda, ivo vakarurama. Mashoko ekurapa izwi rinosanganiswa nechiGiriki nechiLatin. Uyezve, iyo mharidzo ingashandisa mbanje yekugadzira zvinyorwa kurondedzera zvimwe zvinhu zveMRI. Nokuda kwechikonzero ichi, vanachiremba vakawanda vanokurukurirana migumisiro nevarwere vavo, pane kungovapa kopi yemushumo.
Paunoverenga mharidzo yeMRI yeuropi, heano mamwe mazwi anowanzosangana nawo.
- Coronal: Ichi chikamu chinotarisa uropi chinotarisana nekutanga. Izvo zvakafanana nokucheka chingwa chechingwa mumutambo wekasi.
- Axial: Izvi zvinonora uropi kubva kumusoro kumusoro, sezvikamu zvekeke.
- Sagittal: Izvi zvinonora uropi kubva kumativi.
- Kuenzanisira: Chidimbu chinotarisa MRI kushandiswa kune zvimwe zvidimbu, uye inounganidza mashoko pasi pemitemo. Kuenzanisa kwakasiyana-siyana kwakanakisisa mukuratidza marudzi akasiyana ezvirwere. Kuenzanisa kunogona kusanganisira T1, T2, uye kusiyana.
- Kuvandudza: Dzimwe nguva MRI inoongorora inoitwa nekushandisa kusiyana. Izvi zvinosanganisa kuvharwa kwemajoka ejoko rinopesana, kazhinji gadolinium. Kusiyana kuchawedzera, kana kuwedzera, chiratidzo chemwe rudzi rwezvipembenene. Semuenzaniso, inoshanda ye multiple multiple sclerosis lesion inowedzera pasi pekusiyana, asi inactive multiple sclerosis zvipembenene hazvizosimudziri.
- MRA: Izvi zvinomirira magnetic resonance angiogram. Ichi chimiro cheMRI scan icho chinonyanya kumira midziyo yeuropi. Izvi zvinonyanya kubatsira kana pane kukanganiswa kwechirwere kana zvimwe zvirwere zvevascular.
- Utano hweHyperintensity / hypoint: MRI inoratidzira mapikisesi kubva kumachena kusvika kuumusi, ane mavara mazhinji emvura mukati. Meso akajeka anonzi ane chiratidzo chakakwirira kana kuti chinowedzera. Kunyanya kufungidzira, kana kuti hypoint, zvinoreva nzvimbo inopenya kana yakasviba kupfuura inotarisirwa. Izvi zvinogona kureva chiremera asi dzimwe nguva nekuda kwechigadzirwa.
- Chigadzirwa: Magnetic resonance mifananidzo inogona kushandiswa nokufamba, simbi, kana kuti scanner zvinetso, pakati pevamwe vakawanda. Zvechokwadi, kune marudzi anopfuura makumi matanhatu ezvigadzirwa zvinogona kudzivisa kududzira kweMRI.
Kunyange zvazvo aya ari mamwe emashoko akawanikwa ari mumitemo yeMRI, yeuka kuti kunyange nezwi rakakwana remashoko, kududzirwa kweMRI kuchiri kuvimba nekuva nekunzwisisa kwehutano hwemaatomy, physics, physiology, uye pathology. Izvi zvinongororwa zvakanakisisa nachiremba wako kuti anzwisise zvakanaka zvakawanikwa.
> Sources:
> Nadgir R, Iwesem DM. Neuroradiology: The Requisites 4th ed. St. Louis, MO: Elsevier. 2016.
> Basics of MRI. JP Hornak. http://www.cis.rit.edu/htbooks/mri/inside.htm.