Computed tomography yog ib txoj hauv kev tshiab tshaj plaws ntawm kev kuaj niaj hnub no. Txoj kev no yog ua los ntawm X-ray hluav taws xob. Cov rays nkag mus rau hauv lub cev hauv microdoses, dhau los ntawm cov ntaub so ntswg ntawm cov epidermis mus rau hauv lub cev, luam theej duab lawv hauv cov dav hlau sib txawv, tom qab ntawd cov ntaub ntawv tau ua tiav hauv lub computer. Cov zis yog peb-dimensional duab ntawm lub cev nyob rau hauv kev kawm. Ua tsaug rau txoj kev no, tus kws kho mob tuaj yeem pom cov khoom kuaj hauv seem, tshuaj xyuas nws cov kab noj hniav thiab cov ntaub so ntswg. Cov duab tshwm sim yog tso tawm rau ntawm lub computer saib. Muaj ntau qhov zoo thiab qhov tsis zoo rau hom kev tshawb fawb no. Wb tham txog txhua tus kom ntxaws ntxiv.
Cov qauv ntawm lub tshuab suav tomography
Cov cuab yeej tomograph yog qhov yooj yim heev. Lub chaw ua hauj lwm nyob rau hauv uas lub apparatus nyob yog feem ntau nyob rau hauv lub qab daus nrog cov phab ntsa tuab. Qee lub sij hawm zinc plates ntxiv rau lawv. Xws li kev tiv thaivtsim nyog rau cov neeg ua haujlwm uas ua haujlwm hauv lub tsev kho mob. Cov koob tshuaj hluav taws xob uas tau muab rau tus neeg mob thaum lub sijhawm kuaj yog muaj kev nyab xeeb. Tab sis rau cov kws saib xyuas neeg mob thiab kws kho mob uas nyob hauv tsev kho mob, nws tsim kev puas tsuaj rau cov hluav taws xob zoo li no txhua hnub.
Thaum nkag mus rau hauv chaw ua haujlwm, tus neeg mob tuaj yeem pom lub nplhaib loj hu ua lub raj hluav taws xob. Nws muaj cov khoom tseem ceeb rau X-rays. Tsis tas li, cov cuab yeej suav nrog lub rooj nrog lub rooj zaum txav tau, uas ua rau nws txav tau tus neeg mob mus rau hauv lub raj. Muaj cov khoom ntes hauv lub raj.
Rau cov txheej txheem, tus neeg mob muab tso rau ntawm lub rooj. Lub rooj nrog lub rooj zaum yog nyob siab heev, yog li muaj cov kauj ruam nyob rau hauv pem hauv ntej ntawm nws. Lub nplhaib raj yuav tsum nyob saum qhov chaw yuav tsum tau kuaj xyuas. Yog tias xam tomography tau ua rau lub plab hnyuv plab, lub arc yuav nyob raws nraim saum lub plab.
Tus neeg mob lub taub hau thiab ob txhais ceg yuav nyob sab nraum lub raj. Lub hauv ncoo yuav pw hauv qab lub taub hau, ob txhais ceg thiab lub cev yog tsau nrog lub teeb hlua. Thaum lub sij hawm tus txheej txheem, koj tsis tuaj yeem ua ib qho kev txav, qhov no cuam tshuam rau qhov kev kawm. Yog li ntawd, lub cev yog tsau los xyuas kom meej lub xeev nyob ruaj khov. Tus neeg mob tau muab lub chaw taws teeb tswj nrog lub khawm ntawm nws. Yog tias nws mob sai sai, nws tuaj yeem cuam tshuam qhov kev kuaj mob txhua lub sijhawm los ntawm kev hu rau cov neeg ua haujlwm kho mob.
Computed tomography ntawm lub plab mog
Txoj kev kuaj mob no tso cai rau koj pom tsis yog cov kabmob tseem ceeb xwb, tabsis tseem muaj cov qog ntshav thiab cov hlab ntsha nyob hauv qhov chaw retroperitoneal. Qhov tseeb ntawm txoj kev tshawb fawb thiab daim duab peb sab tso cai rau koj los tshuaj xyuas cov kab noj hniav ntawm lub cev, yog li txheeb xyuas cov kev hloov me me uas yuav tshwm sim hauv nws.
Txoj kev yog qhov zoo vim tias cov txiaj ntsig tuaj yeem txiav txim siab hauv ib teev. Lub sijhawm kuaj feem ntau yuav siv li 30 - 40 feeb, thiab tom qab ib teev lossis ob teev, tus kws kho mob qhia cov txiaj ntsig. Lub nra rau cov neeg mob thaum lub sijhawm kawm yog qhov tsis txaus ntseeg thiab nyab xeeb.
Contraindications rau kev kuaj
Zoo li txhua yam kev kho mob, suav tomography ntawm lub plab kab noj hniav muaj qee yam contraindications. Kev kis hluav taws xob tsis ua rau muaj kev hem thawj, txawm tias muaj cov txheej txheem inflammatory me ntsis hauv lub cev lossis kev txhim kho ntawm cov qog nqaij hlav.
Lub ntsiab contraindications suav nrog:
- Kev cev xeeb tub thiab lactation. X-rays tuaj yeem cuam tshuam tsis zoo rau yav tom ntej fetus thiab nws txoj kev loj hlob. Lawv kuj tuaj yeem cuam tshuam rau niam mis thiab kis mus rau tus menyuam.
- Hnub nyoog mus txog 14 xyoos. Nws yog qhov zoo dua tsis txhob nthuav tawm cov kab mob loj hlob mus rau ib qho hluav taws xob.
- Nyhav ntau dua 120kg. Qhov hnyav tshaj plaws ntawm lub rooj zaum tuaj yeem nqa tau raws nraim qhov no.
- Mob mob tshwm sim hauv lub cev, xws li mob raum. Cov txheej txheem inflammatory tuaj yeem cuam tshuam qhov tseeb ntawm kev kuaj mob.
- Contraindications rau qhov sib piv-txhim kho CT yog ntau yam kev tsis haum rau cov neeg ua haujlwm sib txawv. Ua ntej ua qhov kev ntsuam xyuas nrog tus neeg sawv cev sib txawv, tus kws kho mobkuaj lub cev rau txhua yam kev ua xua. Kev ua xua yog 1 ntawm 100, tab sis tseem yuav tsum tau sim.
- kab mob ntshav. Hauv qhov no, muaj ntau yam contraindications. Kev suav tomography yog ib qho ntawm lawv.
- kab mob siab heev xws li cirrhosis, kab mob siab, thiab lwm yam.
Lub plab plab yog dab tsi
Qhov chaw kuaj mob plab plab los ntawm kev suav tomography suav nrog cov kabmob ntawm cov hnyuv, uas yog:
- pancreas;
- plab;
- siab;
- plab hnyuv loj thiab me;
- zais zis;
- spleen.
Kuj suav nrog hauv qhov kev kawm ntawm peritoneum:
- raum;
- adrenals;
- urinary system;
- cov ntaub so ntswg thiab cov hlab ntsha.
Raws li kev suav tomography ntawm lub plab kab noj hniav, tus kws kho mob tau txais peb-dimensional qauv ntawm cov duab ntawm lub cev. Ntawm lawv, nws tuaj yeem pom muaj kev hloov pauv hauv cov ntaub so ntswg, cov phab ntsa ntawm lub cev, tshuaj xyuas cov kab noj hniav sab hauv, pom cov ntaub so ntswg ncig lawv, cov hlab ntsha thiab cov qog nqaij hlav.
Dab tsi tuaj yeem ua rau lub plab CT scan qhia
CT ntawm lub plab kab noj hniav qhia txhua yam pathologies tshwm sim hauv cov kabmob ntawm lub peritoneum:
- hloov pauv hauv cov qauv thiab kev ua haujlwm ntawm lub cev;
- hloov pauv hauv vascular system;
- hloov pauv hauv cov qog ntshav;
- kab mob ntshav;
- kab mob siab, mob siab rau daim siab;
- pob zebkab mob;
- congenital anomalies;
- txhim kho cov ntaub so ntswg benign thiab malignant;
- kab mob chronic.
muaj lub cev txawv teb chaws.
Npaj rau kev phais kuj yuav tsum tau kuaj CT. Kev suav tomography yog ib txoj hauv kev los txheeb xyuas cov kab mob oncological thaum ntxov. Nrog kev pab ntawm xam tomography, cov kab mob xws li lymphoma, lymphostasis, polycystic kab mob, pancreatitis, kab mob gallbladder, appendicitis, cysts tau tsim.
Computed tomography nrog contrast
Rau qhov kev kuaj xyuas kom raug, CT nrog qhov sib txawv kuj tseem siv. Txoj kev tshawb fawb no muaj kev nyab xeeb, txawm li cas los xij, cov kws kho mob ua ntej kuaj tus neeg mob rau kev ua xua. Kev suav tomography ntawm lub plab kab noj hniav nrog tus neeg sawv cev sib txawv yog siv los tshuaj xyuas cov hlab ntsha, cov kabmob loj, thiab tshuaj xyuas cov kabmob pelvic. Colon CT scans siv tus neeg sawv cev sib txawv uas tau tswj hwm los ntawm ib qho enema.
Computed tomography ntawm lub plab nrog intravenous contrast stains inflamed chaw. Hauv daim duab, cov cheeb tsam no tau pom ntau dua, uas tso cai rau koj los kuaj xyuas qhov tseeb dua. Siv txoj kev sib piv, tus kws kho mob tshawb xyuas cov qog, hlwv, cirrhosis, muaj pob zeb, thiab lwm yam.
Npaj rau daim ntawv ntsuam xyuas
Ua ntej CT scan, tus neeg yuav tsum ua tib zoo npaj. Feem ntau, nws yog ib qho tsim nyog los ua kev tshawb fawb ntawm lub plab khoob, yog li lub chaw ua haujlwm ua haujlwm hauv thawj ib nrabhnub.
Kev npaj rau kev suav tomography ntawm lub plab hnyuv plab muaj cov hauv qab no.
- Tus neeg mob yuav tsum tau npaj nws lub cev thaum yav tsaus ntuj, yog li kws kho mob pom zoo kom noj hmo. Nws raug pom zoo kom txwv tsis pub noj tshais ua ntej kuaj.
- 2 hnub ua ntej qhov kev xeem yuav los tom ntej, lo rau cov ntawv qhia zaub mov nram qab no: lub teeb, nyiam noj tshais ua kua. Koj tuaj yeem siv ntau hom smoothies, kua txiv hmab txiv ntoo. Rau pluas su, koj tuaj yeem muaj qee cov protein, piv txwv li, 80 g ntawm nqaij qaib mis ci nrog cov zaub teeb. Rau yav tsaus ntuj, hla noj hmo lossis haus kefir.
- Ua ntej tus txheej txheem, kws kho mob tau sau tshuaj ntxuav lub plab nrog ib qho enema. Nws tseem yuav tsum tau ua kom lub zais zis, piv txwv li, haus plaub khob dej haus (koj tuaj yeem siv cov dej ntxhia tsis muaj roj) ntawm chav tsev kub.
Kev qhia rau CT
Thaum lub sijhawm kuaj, kuaj pom cov kab mob uas tsis tuaj yeem kuaj pom siv lwm cov cuab yeej kuaj mob uas tsis yog CT. Ua ntej tus kws kho mob sau cov txheej txheem CT scan, nws yuav xa koj mus rau ultrasound, colonoscopy, EGD ntawm lub plab thiab cov hnyuv, lossis x-ray. Koj kuj yuav tsum tau kuaj ntshav. Kev tshuaj xyuas yuav tsum yog tshiab (2 - 3 hnub).
Thaum kuaj pom pathologies, tus kws kho mob kuaj xyuas cov txiaj ntsig ntawm kev kuaj pom tias muaj cov txheej txheem inflammatory. Kev kuaj ntshav kom ntxaws tso cai rau koj kom paub meej qhov kev kuaj mob thiab sau ntawv kho ntxiv.
Qhov twg zoo dua - CT lossis MRI?
Lub ntiaj teb kev kho mob tseem tab tom sib cav uas ua tau zoo dua. Ua ntej tshaj plaws, lawv txawv ntawm txoj caikev ua. CT scan siv X-rays, thaum MRI siv cov hlau nplaum.
Muaj kab mob uas nws tsis muaj teeb meem siv txoj kev tshawb fawb twg. Piv txwv li, magnetic resonance imaging yog siv los kawm cov ntaub so ntswg (cov leeg, pob qij txha, lub paj hlwb). CT qhia tau tseeb dua qhov hloov pauv ntawm cov pob txha, cov kab mob hauv nruab nrog cev, thiab lwm yam.
Contraindications rau CT thiab MRI
Computed tomography yog contraindicated:
- cev xeeb tub;
- niam laus;
- menyuam yaus hnub nyoog qis dua 14;
- nyob rau hauv lub xub ntiag ntawm plaster.
Thaum kev kho magnetic resonance tuaj yeem siv rau txhua qhov xwm txheej saum toj no. Tab sis MRI kuj muaj nws cov contraindications, xws li kev cog hniav hlau, pacemakers, claustrophobia.
Qhov zoo ntawm kev ntsuas magnetic resonance yog qhov tsis mob, tsis muaj X-ray hluav taws xob, qhov tseeb siab, muaj peev xwm kuaj xyuas cov poj niam cev xeeb tub thiab lactating, cov menyuam yaus hnub nyoog qis dua 14 xyoos. Kev ntsuam xyuas yog ua tiav nrog qhov tsawg kawg ntawm qhov yuam kev.
Qhov tsis zoo ntawm MRI yog suav tias yog kev kuaj tsis zoo ntawm lub cev tsis zoo (plab plab, cov hnyuv me thiab loj, ob lub raum, gallbladder thiab zais zis, ntsws). MRI tsis yog tsim los rau qhov no. Nov yog lub hauv paus ntawm thaj chaw kuaj CT.
Qhov zoo ntawm CT yog qhov pom tseeb ntawm cov duab ntawm lub cev pob txha, nthuav dav, cov ntaub ntawv cov ntsiab lus, muaj peev xwm dhau qhov kev ntsuam xyuas ntawm cov khoom siv hlau hauvlub cev.
Nrog kev pab ntawm xam tomography, qhov kev xav ntawm cov ntshav los ntawm sab hauv, ua pa pathology, cov pob txha puas, cov qog nqaij mos, cov leeg puas tuaj yeem kuaj pom.
Qhov twg yog qhov tseeb dua Abdominal MRI lossis CT
Raws li tau hais ua ntej, suav tomography yog ib txoj hauv kev kuaj xyuas cov kab mob hauv cov kab mob hollow uas nyob hauv lub plab kab noj hniav. Thiab cov txheej txheem ntawm kev kho magnetic resonance yog qhov tsim nyog rau kev kuaj xyuas, piv txwv li, cov hlab ntsha me, cov ntaub so ntswg musculoskeletal, paj hlwb.
Kuv tuaj yeem tau txais CT scan plab nyob qhov twg
Computed tomography yog ua tom qab kev sab laj nrog ib tug kws kho mob los yog gastroenterologist. Feem ntau, kev kuaj mob tuaj yeem ua tiav hauv tsev kho mob ntiag tug. Kev suav tomography ntawm lub plab kab noj hniav hauv Moscow tuaj yeem ua tiav tsawg kawg hauv 48 lub tsev ntiav. Tsis zoo li hauv nroog, lawv tau them. Tab sis koj them rau kev nplij siab, qhov tseeb ntawm kev kuaj mob thiab nthuav dav rau qhov teeb meem. Nws yog qhov zoo dua los them ib zaug thiab paub yuav kho li cas ntxiv dua li kev txom nyem nrog qhov teeb meem uas daws tsis tau. Ntxiv mus, tus nqi nruab nrab ntawm kev suav tomography ntawm lub plab kab noj hniav hauv Moscow yog los ntawm 3,500 txhiab rubles. Koj yeej tsis skimp txog kev noj qab haus huv.
