Lissafta tomography ko Magnetic rawa Dabarar - wanda shi ne mafi alheri, kuma abin da yake da bambanci?

A babbar yawan cututtuka da kuma raunin da ya faru za a iya bincikar lafiya ne kawai a kan bayyanar cututtuka nuna. Sau da yawa sosai rashin lafiya mutane su nemi magani daga likita, masana sanya kwamfuta (CT) da kuma Magnetic rawa (MR) Dabarar. Abin da ake kira da binciken? Lissafta tomography ko Magnetic rawa Dabarar - wanda shi ne mafi alhẽri? A cikin wadannan al'amura, yana taimaka wa fahimta.

TAKAITACCEN lissafta Tomography

CT - diagnostic Hanyar samarwa a shekara ta 1972. Masana kimiyya sun ɓullo da shi saboda gaskiyar cewa al'ada radiography aka ma'ana. Yana da damar kwararru a cikin binciken da mutum haƙuri zuwa sama ne kawai daya harbi. A lissafta tomography wannan nauyi abũbuwan amfãni. Da fari dai, godiya ga wannan bincike Hanyar iya samu a yawan images. Na biyu, da hotunan ne ba inuwa blending. Na uku, a CT ji na ƙwarai ne mafi girma a kwatanta da na al'ada radiography.

Lissafta tomography dogara ne a kan yin amfani da X-haskoki. Lokacin da kake amfani da wannan bincike Hanyar yana amfani da wani musamman na'urar daukar hotan takardu. Wannan rikitarwa software-hardware tsarin, hada da:

• gantry (m ɓangare na na'ura hada da scanning kayan aiki).
• wani babban ƙarfin lantarki janareta.
• sadarwarka wasan bidiyo.
• kwamfuta tsarin.

Alamomi ga lissafta Tomography

CT mafi alhẽri daga wasu dabaru visualizes kashi. Wannan shi ne dalilin da ya sa wannan bincike Hanyar da ake amfani da gano adam marasa lafiya na daban-daban raunuka, samu karaya. Ga misali, wani mutum ya je wurin likita da wata tambaya: "Wanne ne mafi alhẽri - MRI ko CT scan na kashin baya?" Idan akwai wani rauni gwani nada CT. Wannan binciken ya yale mu mu yi nazarin jihar na vertebrae matakai, intervertebral fayafai.

Lissafta tomography ne ma sananne a cikin wadannan lokuta:

• mutanen da ake zargin bugun jini.
• mutum a cikin wani tsanani yanayin.
• contraindications da za su gudanar MRI.

CT za a iya gudanar da wani bambanci wakili. An gabatar a cikin jiki da batun haƙuri domin inganta bambantawa na ciki gabobin baya. A bambanci wakili ila yau, taimaka wa bayyana yanayin da gano pathological Tsarin da kuma gano canje-canjen da ba za a iya gani a al'ada karatu.

Contraindications zuwa lissafta Tomography

Saboda haka, lissafta tomography ko Magnetic rawa Dabarar - wanda yake mafi alhẽri? A CT, kazalika da wani bincike hanya, akwai wani contraindication. A binciken, za'ayi ba tare da bambanci da bambanci, ba sanya:

• mata masu juna biyu, saboda X-ray radiation yana da wani mummunan sakamako a kan tayin.
• ma cike da mutane, saboda fasaha halaye na Scanners, akwai alamomi da matsakaicin taro na wanda na'urorin su iya yin tsayayya.

A lissafta tomography, da za'ayi tare da bullo da wani bambanci wakili, akwai ƙarin contraindications. Wannan alerji da kuma na koda gazawar, kuma da dama daga thyroid cuta mai tsanani da kuma ciwon sukari, da kuma mahara myeloma, da kuma cikin kabari yanayin haƙuri a karkashin jarrabawa.

Mene ne MRI?

Wani Hanyar ganewar asali - MRI. Wannan binciken Hanyar da aka kafa a 1973. Lissafta tomography ko Magnetic rawa Dabarar - wanda shi ne mafi alhẽri? A amsa wannan tambaya, akwai da dama abũbuwan amfãni daga Magnetic rawa Dabarar zuwa CT:

• m ƙuduri .
• gaban da yiwuwar samun sassan daban-daban a jirage.
• babban image bambanci.

Babban da na Magnetic rawa Dabarar yake cewa gamma-ray daukan hotuna da mutum magana ba. Dalilin shi ne, MRI dogara ne a kan sabon abu na nukiliya Magnetic rawa, maimakon da X-ray radiation. Domin dauke da fitar Magnetic rawa Dabarar Scanners amfani sosai daban-daban. MRI na'urorin kunshi maganadiso, dan tudu, shimmiruyuschih da mitar rediyo coils, sanyaya tsarin, samun tsarin, watsa bayanai da kuma aiki, nunawa tsarin.

Alamomi ga Magnetic rawa Dabarar

MRI da aka sanya wa mutane a lokacin da nuna. Wadannan sun hada da:

• inflammations.
• nakasar cututtuka, na cin gaba munanan;
• rauni.
• jijiyoyin bugun gini cuta.
• neoplasms.

Lissafta tomography ko Magnetic rawa Dabarar - wanda shi ne mafi alhẽri a kayyade da ƙari? Wannan mutane da yawa suna tambayar. Magnetic rawa Dabarar ne m visualizes taushi nama. Bony Tsarin bai shafi ingancin hotunan. Wannan shi ne dalilin da ya sa likitoci mutanen da ake zargin neoplasm rubũta MRI.

Contraindications zuwa Magnetic rawa Dabarar

Lokacin da amsa tambaya: "lissafta tomography ko Magnetic rawa Dabarar - wanda shi ne mafi alhẽri" - ya kamata a lura da cewa Magnetic rawa Dabarar kuma za a iya sanya ba su ga dukkan mutane. Cikakkar contraindications wannan Hanyar ganewar asali sun hada da:

• gaban da ba m na'urorin lantarki.
• gaban a cikin jiki na ƙarfe waje jikinsu.
• gaban intracranial aneurysms, klipirovannyh ferromagnetic abu.
• gaban jarfa a jiki tare da abun ciki na ƙarfe mahadi.

Dangi contraindications ne:

• farkon daukar ciki;
• claustrophobia.
• ciwo mai tsanani da cewa ba da damar rike har yanzu a lokacin binciken.
• da bai dace ba hali saboda kwayoyi ko barasa.
• bukatar ka saka idanu da muhimmanci ãyõyi.

Nada CT da MRI: misalai

Wanne daga cikin hanyoyin da ganewar asali ne mafi m? A amsa wannan tambaya, ba zai iya yi ba tare da misalai. Za mu iya la'akari da jarrabawa da kodan. Lissafta tomography ko MRI? Mene ne mafi alhẽri a gare kodan? Lokacin da rikitarwa da m kumburi, likitoci rubũta duban dan tayi. Wannan primary bincike Hanyar kimanta girma koda parenchyma tsarin jihar perirenal kitse. Don tantance Yaduwar da kuma kumburi canje-canje na daki-daki sanya lissafta tomography.

Idan a lokacin duban dan tayi saukar da wani m mafitsara samuwar ko rikitarwa, da bayanin da aka gudanar tare da bambanci CT fayyace wannan ganewar asali (da bambanci wakili ƙwarai qara bayanai abun ciki). Lokacin da shubuha sakamakon nuna halin maganaɗisu rawa Dabarar.

Wadannan misali - adam dubawa tare da zargin ischemic bugun jini. Lissafta tomography ko MRI? Mene ne mafi alhẽri ga kwakwalwa, tantance ta yanayin da ake kira cuta? Lissafta tomography aka yi a rana ta farko. Yana ba ka damar ware jinni bayan haihuwa. Amma tare da taimako na MRI da wannan za a iya yi. Magnetic rawa Dabarar ne mai matuƙar kawai a subacute (3-14 rana) da kuma na kullum (fiye da 14 days) bulan.

Saboda haka, ba wanda zai iya ce wadda daga cikin hanyoyin da ganewar asali ne mafi m. Lissafta tomography ko Magnetic rawa Dabarar - wanda shi ne mafi alhẽri a gare kashin baya, kodan, kwakwalwa da kuma sauran kayan ciki? Amsar wannan tambaya shi ne wani likita domin kowane batu. Kuma lissafta tomography, kuma Magnetic rawa Dabarar - biyu m Hanyar. Da zabi tsakanin su ne ko da yaushe yin gwani, ba na asibiti hoto, jihar na rashin lafiya mutum, gaban cuta.