Yuav ua li cas yog ib tug CT scan? CT ntawm cov nqaj qaum. xoo tomography

Niaj hnub no, yuav luag txhua leej txhua tus tau hnov txog computer tomography, vim nws muaj koob meej. Tab sis cov neeg uas nws yuav muab, nws yog ib qho tseem ceeb kom paub tias nyob rau hauv kom meej li cas yog CT thiab lub hauv paus ntsiab lus ntawm nws cov lag luam.

Txheej txheem cej luam

Xoo tomography (i) luam theej duab - ib tug niaj hnub stratified txoj kev tshawb no ntawm tib neeg lub cev. Nws yog raws li nyob rau hauv computer xab thiab ua qhov txawv nyob rau hauv attenuation ntawm X-tawg fabrics, txawv nyob rau hauv lawv ceev. Siv xoo Tomography analyzed lub cev pom los ntawm ces kaum sib txawv, li ntawd, nws yog ua tau kom tau ib tug duab nyob rau hauv tag nrho cov projections thiab peb-dimensional daim ntawv.

Mus nqa tawm CT siv ib tug tshwj xeeb X-ray CT scanner. Nws muaj xws li ib tug movable rooj, nkag mus rau tus neeg mob mus rau hauv lub qhib ntawm lub PP tsev, nyob rau sensors yog tawg thiab X-ray raj.

X-rays kis tau los ntawm txoj kev tshawb no ntawm tib neeg lub cev tawg yuav weaker raws li nws kis tau los ntawm cov ntaub so ntswg. Rotating ntawm lub kaum sab xis ntawm 360 degrees nyob ib ncig ntawm tus neeg mob, X-ray emitter scans lub feem ntawm nws lub cev ntawm ces kaum sib txawv. Thaum lub sij hawm no sensors pov tseg nyob rau hauv lub sab tod los ntawm tus neeg mob muab kev koom tes nyob rau hauv lub hloov dua siab tshiab ntawm hluav taws xob lub zog hluav taws xob impulses. Ces lawv mus los ntawm lub computer ua, qhov tshwm sim ntawm uas yuav pom nyob rau hauv lub monitor. Cov tau duab kev tshawb fawb thiab ntsuam lub radiologist, ces sau rau cov ntaubntawv povthawj siv nruab nrab thiab prints lawv nyob rau daim kab xev. Tag nrho cov kev tshawb fawb cov txheej txheem yuav siv sij hawm tsis muaj ntau tshaj li 10 feeb, tab sis, nyob rau hauv lub scanner thiab cov kev kuaj mob tsam yog yuav tsum tau thiab mus txog rau ib nrab ib teev.

Pom zoo ua ntej thiab tom qab lub xeem

Cov neeg mob uas tau txais ib tug CT scan, xav kom koj paub: Yuav ua li cas yog ib tug CT scan, uas pom zoo yuav tsum muaj cai ua ntej mus rau lub txheej txheem, thaum lub sij hawm thiab tom qab nws. Rau tag nrho cov hom ntawm luam theej duab nws yog pom zoo rau 2 teev ua ntej rau txoj kev tshawb tsis kam cov zaub mov thiab haus dej haus. Rau cov mob ntawm tej yam kabmob, thiab nyob rau hauv tej rooj plaub los ntawm ib tug kws kho mob txiav txim siab yuav tsum tau tso dej zoo ib tus neeg saib xyuas los txhim kho cov kev tshwm sim ntawm txoj kev tshawb. Qhov no yuav ceeb toom rau txhua tus neeg mus kawm tus kws kho mob los yog cov kev kho mob cov neeg ua haujlwm CT chaw ua hauj lwm.

Nws yog ib qho tseem ceeb kom paub hais tias yog hais tias tus neeg mob muaj hluav taws xob, neeg kho tshuab thiab nqus kev cog hniav (prostheses, hlau daim hlau, pacemakers), ib hnub ua ntej mus CT twb kev tshawb fawb uas siv cov barium ncua kev kawm ntawv, raws li tau zoo raws li thaum lub sij hawm cev xeeb tub nws yog tsim nyog los qhia rau tus kws kho mob.

Txoj kev tshawb no ntawm lub cev yuav tsum tau free ntawm cov khaub ncaws thiab hniav nyiaj hniav kub. Thaum lub sij hawm qhov kev xeem ntawm lub ntseeg ntawm cov kev tshwm sim koj yuav tau mus pw tseem, tej zaum koj yuav xav tau rau ua tsis taus pa-tuav rau ib tug ob peb lub vib nas this. Xoo tomography - kiag li tsis mob kuaj.

Tom qab RT nrog intravenously muab tshuaj rau nws thaum ntxov ntsoos ntsoos los ntawm lub cev yog tsim nyog rau ob teev coj mus rau 2 liv ntawm cov dej.

Yuav ua li cas yog cov indications rau kev siv ntawm CT?

Xoo tomography yog siv routinely, muaj xwm txheej ceev, kev kho mob thiab diagnostic cov txheej txheem, xws li saib xyuas ntawm cov tej.

Raws li ib tug soj ntsuam kuaj cov kev kuaj ntawd yog tsim nyog los ua CT nrog heev mob taub hau, tshwj xeeb tshaj yog nrog ntuav, periodic tsis nco qab los yog qaug dab peg, lub taub hau raug mob, raws li tau zoo raws li mus kaws oncological cim ntawm kev kawm ntawv.

Nyob rau hauv ib txoj kev tshawb no nqa tawm urgently nyob rau hauv loj heev kev raug mob, xav tias txoj sia kev puas tsuaj rau kabmob, cov hlab ntsha, cov mob ntawm ib tug lub hlwb haemorrhage.

Thaum ua CT ntawm lub plab mog?

Abdominal xoo tomography chaw siv kom meej mob rau cov kab mob po, gallbladder, daim siab, pancreas, mob plab, lub lstogo hnyuv.

CT plab mog yog feem ntau nqa tawm nrog intravenously muab contrast neeg sawv cev, txij thaum lub nqaij mos kabmob tsis yooj yim rau kev tshawb nrhiav. Piv muaj vaj tse unequally noog nyob rau hauv txawv ntaub so ntswg, kabmob ua rau nws tau kom paub qhov txawv ntawm txhua lwm yam, uas nyiam qhov tseeb kuaj mob.

Cov tsos mob uas kws kho mob pom zoo kom mus siv plab CT: nquag mob nyob rau hauv lub plab cheeb tsam, daj ntawm daim tawv nqaij thiab sclera, anemia, ua txoj poob phaus, qhov uas muaj ib tug to taub tsis tau xwm, kuaj tau los ntawm ultrasound.

Thaum cov nqaj qaum yog nqa tawm computer tomography?

Txoj kev tshawb no yog lug siv rau kev mob ntawm lub mis mob, ncauj tsev menyuam thiab lumbar nqaj qaum. Nws muab ib lub sij hawm mus ntsuam xyuas ob lub qauv ntawm cov pob txha, cov hlab ntsha thiab nqaij mos thiab tau peb-dimensional duab.

CT ntawm cov nqaj qaum yog nqa tawm nyob rau hauv cov nram no mob:

• tej txha caj raug mob;
• mob ntawm congenital anomalies;
• tus txha caj qaum cov kab mob ntawm cov kab xwm;
• mob caj dab, txha;
• kev tshawb fawb mus rau hauv cov ua mob (kev hloov ntawm cov nqaj qaum, herniated discs);
• mob metastasis los yog ntawm ib sab nruab nrog cev.

Koj yuav tsum paub hais tias txawm tom qab ib tug me nyuam tom ntej glance nyob rau hauv lub txha nqaj raug mob, raws li tau zoo raws li tej rov qab mob radiating rau hauv ib lub sab nqua, koj yuav tsum tau nrog koj tus kws kho mob tam sim ntawd. Tsuas yog ib tug kws kho mob tom qab kev soj ntsuam ntawm tus neeg mob yuav txiav txim siab rau qhov yuav tsum tau rau xam tomography.

Yuav ua li cas yog cov indications rau xoo tomography ntawm lub hauv siab?

CT scanner muaj tau ntse siv rau tus mob ntawm cov kab mob ntawm cov hlab plawv system, cov pob txha thiab thoracic tav ntsuam xyuas mob ntsws mob. Ib tug hauv siab CT scan yog tsim nyog nyob rau hauv qhov mob ntawm:

• tuberculosis;
• mob raws li txoj cai (muaj cov qog, hlwv, cov phab ntsa thickness);
• patency ntawm loj hlab ntsha rau cov kev kho mob ntawm lub plawv tuaj;
• cov qog ntshav hauv ntawm lub hauv siab, uas yuav tsum tau pom xwb nrog rau kev pab los ntawm lub computer tomography;
• pob txha raug mob, herniated discs, inflammatory thiab oncological dab.

Nrog heev hnoos, tawm hws, cia li poob phaus, kev tsis muaj zog, raws li zoo raws li cov tsos ntawm qhia kev hloov nyob rau hauv lub hauv siab radiograph yog tsim nyog los yeej ib txwm sab laj nrog ib tug kws kho mob rau ib tug txiav txim nyob rau hauv CT nyob rau hauv lub hauv siab. Txoj kev tshawb no yuav pab tau los mus tshem tawm ntsws hlav, lawv mob tus kab mob, tus kab mob ntsws.

Yuav ua li cas kev tshawb fawb yog zoo dua rau CT los yog MRI?

Niaj hnub no, ob qho tib si diagnostic txoj kev ntse thov rau qhov tseeb mob ntawm ntau cov kab mob. Yuav kom to taub zoo li cas ntawm daim ntawv ntsuam xyuas tau zoo, koj yuav tsum paub nyob rau hauv nqe lus dav dav li cas yog CT, yuav ua li cas nws txawv ntawm lub MRI. Ob cov txheej txheem muaj ib yam nyob rau hauv ntau - kev siv cov qauv ntawm cov fawm kib PP ntawm tib neeg lub cev. Txwv tsis pub, lawv yog cov heev txawv thiab tsis muaj ib qho yam ntxwv nyob rau hauv tus.

Nrog MRI koj yuav to taub zoo dua cov xwm txheej ntawm cov ntaub so ntswg: pob txha mos, qab haus huv, cov leeg thiab ligaments, yog li no txoj kev yog tshwj xeeb tshaj yog ib qho tseem ceeb nyob rau hauv neurosurgery. Txawm li cas los, nws yog suab tsis tuav ua rau mob cancer ntawm lub gallbladder formations, pob txha lov ntawm cov pob txha, tav, txha caj kev raug mob, mob qog nqaij hlav nyob rau hauv lub ntsws.

Tab sis txoj kev siv cov CT yog zoo tagnrho rau cov saum toj no cov kab mob. Kev siv cov CT yog indispensable rau nrhiav tshiab pob txha taub hau raug mob, mob plab thiab thoracic kabmob. CT kuj ntse siv los kuaj mob stroke nyob rau ntawm ib thaum ntxov rau theem.

Nyob rau qhov no hauv paus, peb yuav xaus uas CT thiab MRI - ntau yam diagnostic txoj kev, txhua yam uas yog ib qho tseem ceeb thiab tseem ceeb rau tej kev tshawb fawb chaw.

Yog nws txaus ntshai rau kev kho mob kev tshawb fawb nyob rau hauv computer tomography?

CT tus neeg tau txais ib tug me me koob tshuaj ntawm X-ray irradiation, yog li txoj kev pheej hmoo ntawm muaj kev phiv txim tsis loj tshaj tus qauv radiography. Tab sis cov rejection ntawm no daim ntawv ntsuam xyuas nrog rau cov hav zoov ntawm kev kho mob pov thawj yog tej rau kev kho mob thiab lub neej ntawm tus neeg mob vim lub tsis muaj raws sij hawm thiab txhim khu kev qha mob.

Rau cev xeeb tub cov poj niam kuaj rau computer tomography yog txhob. Txawm li cas los, nyob rau hauv huab teeb meem, xws li teeb meem loj kev raug mob, mob yog nqa tawm nrog kev tso lead sev rau nws mob plab. Kev pub niam mis yog tsis suav tias yog ib tug contraindication rau CT.

Qhov twg zoo dua rau ua CT luam theej duab?

Correctness tshwm sim xoo tomography nyob ntawm ob yam tseem ceeb: lub radiologist professionalism, zoo thiab kev muaj peev xwm ua ntawm lub scanner. Rau kev tshawb fawb ntaub ntawv multisrezovye, multislice, multidetector xoo tomography. Tag nrho cov manufacturers ntawm cov pab kiag li lawm nrog txhua tshiab qauv xav kom cov tawg koob tshuaj rau ib tug tsawg kawg nkaus.

Tus kws kho mob kev tshawb fawb yuav tsum tau paub raws nraim txog lub hom phiaj thiab intricacies ntawm txhua daim ntawv ntsuam xyuas. Yog li ntawd, cov neeg uas tsis paub tias qhov twg yuav ua li cas i, peb muaj peev xwm qhia: tsuas loj diagnostic chaw specializing nyob rau hauv yuav tsum tau profile ntawm tus kab mob. Lawv muaj qhov tseeb khoom, uas muab zoo daim duab nrog yam tsawg kawg nkaus raug, thiab ib tug neeg ua hauj lwm tej thiab tsim nyog tshwj xeeb yuav pab kom cov tseeb mob.

Tus nqi ntawm cov xoo tomography

Nyob rau hauv ib daim ntawv ntsuam xyuas, muaj yog nws ob qho kev xaiv: siv ib tug zoo ib tus neeg saib xyuas, thiab tsis muaj nws - nyob rau tus nqi ntawm CT. Xoo Tomography nqi kuj tso cai rau txoj kev tshawb, tus nqi ntawm cov ua hauj lwm cheeb tsam thiab qhov chaw ntawm lub PP cheeb tsam. Ntxiv cov kev pab cuam muaj peev xwm yuav muaj nyob rau hauv tus nqi: hloov cov kev tshwm sim rau disk, duplicate dluab, thiab lwm tus neeg. Pricing rau CT tej zaum yuav muaj feem xyuam rau cov xaiv lub tsev kho mob nyob rau hauv lub xov tooj.

xaus

Yog li ntawd, rau sum: dab tsi yog qhov i thiab nws lub luag hauj lwm nyob rau hauv cov tshuaj. Xoo tomography yog ib tug niaj hnub thiab ntau yam txoj kev X-ray xeem. Siv computer tomography, nws tseem tau mus tshawb tej feem ntawm lub cev thiab nruab nrog cev, rau kev ntsuam xyuas lawv daim ntawv no, txoj hauj lwm, loj, me, thiab cov qauv ntawm, tsom xam lawv functionality. Txoj kev ntawm kev siv tus zoo neeg sawv cev ua rau ntau yog daim ntawv ntsuam xyuas tau.

Scanners ntawm qhov tseeb qauv yog tau tau dluab ntawm lub thinnest khaubncaws sab nraud povtseg ntawm cov ntaub so ntswg (1-5 hli), uas tso cai rau koj mus ntse siv CT rau qhov mob ntawm ntau loj cov kab mob nyob rau ntawm ib thaum ntxov rau theem thiab saib xyuas cov punctures thiab biopsies, conservative thiab phais kho mob. Niaj hnub no, cov ua hauj lwm ntawm cov kws kho mob yog inconceivable tsis muaj ib tug CT scan.