Mene ne hoto na wani MRI? Wannan MRI diagnoses?

Ganewar asali da yawa cututtuka da yawa wuya da cewa domin a daidai ƙayyade da matsala, ganin siffofin na waje nama canje-canje, canje-canje a cikin tsarin. A irin haka ne, mafi kyau hanya domin ganewar asali ne Magnetic rawa Dabarar (MRI).

Mene ne Magnetic rawa Dabarar

Na gani ta MRI yau ne sosai na kowa saboda shi ba ka damar ganin kusan duk kayan ciki da gane tsarin canje-canje a cikin tsokoki da kuma gabobin. A musamman, hanyõyi hotuna a cikin kwakwalwa MRI shi ne sosai m da taimako sosai a cikin ganewar asali intracranial marurai da ciwon daji, bugun jini (musamman m damar ganin cibiyar a hemorrhagic bugun jini) da kuma jijiyoyin bugun gini cuta (aneurysms ko malformations). MRI shi ne zama dole, da kuma a cikin tsanani traumatic kwakwalwa rauni.

abũbuwan amfãni daga cikin Hanyar

MRI hadawa da ganuwa da kuma nuni, amma a lokaci guda kuma aminci ga mãsu haƙuri.

A undeniable amfani da MRI shi ne cewa a fili yake cewa irin wannan cikakken cikakken hotuna na ciki gabobin da kyallen takarda za a iya samu ba tare da yin amfani da bambanci jamiái.

Duk da haka, a wasu lokuta, domin karin cikakken na gani na bambanci kayan haɓɓaka aiki ne amfani. musamman, shi ne m, a lõkacin da nazari na cerebral jijiyoyin bugun gini Pathology. Pictures of kwakwalwa MRI da bambanci ne sosai m a m cerebral Sistem sakulasan cuta, tun da suka sa shi yiwuwa a gano da matakin na jirgin ruwa rauni da kuma ainihin girma na pathological mayar da hankali.

Ta yaya na'urar daukar hotan takardu

Ƙarƙashin rinjayar da Magnetic oscillations canza hali na hydrogen atoms, tun da motsi yanayin da aka canza ma caje barbashi a cikin nucleus din da hydrogen zarra. A ƙarshe na motsi makamashi ake jefarwa, gyarawa na'urar.

MRI bincike dabara ayyukansu bisa Magnetic mamaki na rawa. Ka'idar aiki na bincike kayan aiki da shi ne a cikin canji na da sigina na rediyo a cikin hoton. A rediyo sigina samu daga canza Magnetic rawa spectrometer.

Saboda da kaddarorin hydrogen atoms, da abun ciki wanda a cikin jikin mutum ya kai goma cikin dari na irin wannan ganewar asali ne zai yiwu ba tare da wata 'yar alamar lalacewar kiwon lafiya.

Riga samun shirye image, likitoci kwararru na m profile na da sakamakon image aka bincikar, idan aka kwatanta da kullum da kuma gane pathological canje-canje.

hanyar Tarihi

The sabon abu na nukiliya Magnetic rawa aka gano da kuma bayyana more a tsakiyar karni na ashirin da - a cikin shekarar 1946. Kuma a karon farko kafin su sami wani image tare da taimakon wannan fasahar ta yi nasara a shekarar 1973.

Ta yaya ne binciken

Externally, da inji don Magnetic rawa Dabarar kama quite dogon kunkuntar tube.

Lokacin sanya a cikin wani haƙuri binciken makaman amfani da musamman kujera.

Tun lokacin kiranka na zaman na haƙuri a naúrar ne quite high - har zuwa arba'in da minti, da kuma a wasu lokuta mai tsanani - har ma fiye da yanayi na zaman na haƙuri a cikin "tube" ya zama kamar dadi kamar yadda zai yiwu. Ciki da na'urar da goyan bayan Heart haske da iska, da isa ya tabbatar da wani m numfashi. Shi ne m, a naúrar dole ne sadarwar da sadarwarka button aka gudanar da wani binciken.

horo

• MRI hanya ya kamata ba za a yi a kan wani cikakken ciki.
• Kafin hanya, da mãsu haƙuri binciken dole ne a cire duk ƙarfe abubuwa (Watches, kayan ado, hairpins, hakoran roba).

Cikin hanya, da mãsu haƙuri yana yi na ƙarya kamar yadda har yanzu kamar yadda zai yiwu a matsayin duba hoton da aka kafa. da kuma yadda zai kasance a bayarda, mafi m ganewar asali, kuma mafi alhẽri ba. Saboda haka, a lokuta inda akwai bukatar a gudanar da wani tomographic nazari na karamin yaro tare da shi a cikin na'urar daukar hotan takardu da kuma kwararru suna tilasta su sanya mahaifiyarsa.

binciken sakamakon

MRI scan - jerin images, wanda suke hanyõyi images of ciki gabobin.

Result tomographic binciken ne shirya, yawanci a cikin 'yan sa'o'i bayan da bincike hanya.

A haƙuri na'am da a hannun wani buga hoto na wani MRI, wanda ya nuna ainihin, key images, da kuma samar da wata sana'a ra'ayi.

Domin saukaka, a lokuta da dama, da haƙuri da aka bai wa hannunka kamar yadda da dukan drive, ba tare da togiya, hotunan samu a lokacin hanya. Wannan nuance da muhimmanci sosai a lokuta inda haƙuri shi ne a nan gaba za su nemi bidiyon dikodi da Karbar data a cikin ganewar asali da sauran kwararru.

Alamomi ga Dabarar

Wannan dabara taimaka wajen wani babban mataki na daidaito a idanunmu halin da tsarin:

• kwakwalwa da kuma laka.
• kashin baya da kuma gidajen abinci.
• intervertebral fayafai.
• kirji da ciki;
• zuciya da jijiyoyin jini tsarin.

Ana amfani ga ganewar asali na pathological canje-canje a cikin wadannan gabobin da kuma tsarin.

The alamomi ne ma yanayi a lokacin da ganewar asali na traumatic raunin bai isa bayanai da aka ba da X-ray.

MRI yana da muhimmanci a lokuta idan akwai tuhuma da tsarin Pathology na kyallen takarda ko gabobin.

A peculiarity na hanyar kunshi a cewa wannan dabara muhimmanci mafi tasiri a cikin taushi nama binciken.

Ba a bincika amfani Dabarar:

• Kashi nama.
• huhu nama.
• Ciki da kuma duk wani bangare na hanji.

Contraindications da kuma gazawar

Hanyar Magnetic rawa Dabarar ne aminci da shekaru yana babu contraindications. Duk da haka, a yawan contraindications har yanzu wanzu:

• Ganin bayani dalla-dalla na wannan bincike hanya, shi ne contraindicated ga marasa lafiya da ciwon jiki na wani ƙarfe inclusions, misali, implants (msl a cikin girman kwanyar rami), kuma m. P.
• Haka kuma an contraindicated ga MRI shi ne kasancewar wani pacemaker haƙuri.
• Tare da babban kula ya kamata a kimanta marasa lafiya da prostheses. kamar hadin gwiwa prostheses
• Muhimmanci wahala ne dauke da fitar Magnetic rawa Dabarar a marasa lafiya tare da epilepsy da kuma sauran cututtuka, ga abin da hankula aukuwa na asarar sani.
• Shin da wahala a wasu lokuta, irin wannan fasalin yadda kiba.

A rukunin zumunta contraindications ne da wadannan lokuta:

• A farkon matakai na ciki.
• Decompensated zuciya rashin cin nasara mataki.
• A gaban jijiyoyin bugun gini prostheses ko zuciya bawuloli.
• A gaban jarfa tare da karfe pigments.

Ganewar asali na kwakwalwa Pathology

Idan ya zo ga bincike jarrabawa na kwakwalwa Magnetic rawa Dabarar (MRI) shi ne mafi m jarrabawa na view.

A gaskiya ma, MRI scans na kwakwalwa - a photo na ta yadudduka.

Saboda haka, godiya ga wannan bincike Hanyar zama zai yiwu, mafi cikakken nazari na kwakwalwa abu da kuma katin shaida na munanan a farko, saukarwa.

MRI kwakwalwa sikanin da za a yi a cikin wadannan lokuta:

1. M ischemic bugun jini.
2. Tsananin zafi kwakwalwa rauni. Lokacin da wani traumatic kwakwalwa rauni domin kauce wa karaya da kwanyar ƙasũsuwa aka yarda a yi wani X-ray na shugaban. MRI, duk da haka, damar zuwa ganin ba kawai kwanyar, amma kuma da jihar intracranial Tsarin.
3. Ãyõyin intracranial hauhawar jini. A wannan halin da ake ciki, da ganewa na wani togiya ko intracranial girma da yawa sauƙaƙe da samuwar mai lebur hotuna. MRI na kwakwalwa a hawan jinni ciwo sanya don tabbatar da diagnoses kamar intracranial hematoma, intracranial ƙari, kwakwalwa ƙurji.
4. Anomalies na cerebral tasoshin.
5. Yanayin monitoring bayan neurosurgical tiyata.
6. MRI taimaka cikakken hoto da kuma kafa da wuri da kuma (a sake gwaji) da muhimmancin neuromas da cystic tsarin.

Ganewar asali da na kashin baya Pathology

Magnetic rawa Dabarar ne mai girma hanyar gane asali pathological yanayi na kashin baya.

A sakamakon zai zama mai cikakken bincike hanya rabe hoto.

MRI na thoracic kashin baya da ake sa wa cikin wadannan alamomi:

• Pain ciwo na unknown etiology a kirji yanki - don kauce wa samuwar farko ciwon daji ko metastatic rauni.
• Neurological cututtuka, kyale gaban intervertebral hernia.
• A hanya ne m biyu kafin tiyata da kuma bayan shi - don sarrafa ƙarfafa muhimmancin dawo da matakai.
• Rauni da wani da ake zargi da karaya daga cikin kirji - domin kauce wa kashi lalacewa. Tun tomography samar da wani cikakken layering da image, shi ne mafi da taimako a cikin wadannan yanayi fiye da X-ray.

MRI na lumbar yana da bincike darajar da wadannan lokuta:

• Gunaguni da zafi a cikin lumbosacral yankin, da rashin tasiri na X-ray da karatu.
• Bayan raunin wannan yanki - domin kauce wa kashi da traumatic rauni.
• Lokacin kamu samu karaya da kashin baya, wahala ta kawar da na kashi, niƙaƙƙun gaɓãɓuwa - don bayyana irin nisan da muhallinsa, da kauce wa lalacewa da intervertebral guringuntsi, meninges da laka.
• Domin da bambanci ganewar asali degenerative canje-canje na kashin baya da kuma vertebrae a sakamakon lalata metastatic raunuka.
• Neurological cututtuka na nuna hangula ko matsawa na jijiya tushen matsawa sa za a kayyade. a wannan yanayin, domin ganewar asali vertebral hijirar, kuma isa su sa wani X-ray. MRI na kashin baya zama dole don gudanar da su gane Pathology na nerentgenokontrastnyh nama (hijirar na cikin intervertebral Disc, herniated Disc, kumburi edema, compressing da jijiya tushen ƙari haddasa matsawa).