Qhov txawv ntawm CT thiab X-ray:
X-ray tshuaj xyuas kuj tseem hu ua kev ua yeeb yaj kiab. Nws muaj peev xwm nkag mus tau zoo. Thaum kuaj xyuas, nws zoo li noj ib daim duab ntawm lub cev. Yog tias koj ntsib ib qho kev npog, zaj duab xis yuav tsis raug, tab sis nws yuav tshwm sim dawb tom qab ua tiav zaj duab xis.
Qhov xwm txheej ntawm kev thov:
X-ray yog ib txoj hauv kev yooj yim los soj ntsuam cov pob txha, thiab tus nqi kuj pheej yig. Yog tias koj xav tias muaj kev raug mob hnyav rau cov ceg, txha nraub qaum thiab lwm qhov chaw, cov pob txha raug mob, qhov mob sai sai lossis tsis tuaj yeem mob ntev, X-ray feem ntau nyiam.
tsis xws luag:
Kev kuaj X-ray tsuas tuaj yeem muab cov duab tiaj tus, thiab cov duab kos kuj yooj yim cuam tshuam los ntawm cov khaub ncaws, cov hniav nyiaj hniav kub thiab cov ntaub so ntswg tuab. Nws feem ntau yog siv los saib cov pob txha noj qab haus huv.
X-rays ntau dhau tuaj yeem ua rau puas hlwb. Yog li ntawd, nyob rau hauv ib txwm muaj xwm txheej, nws tsis pom zoo kom ua X-rays rau cov poj niam cev xeeb tub thiab cov neeg uas tab tom npaj cev xeeb tub, thiaj li tsis cuam tshuam rau tus menyuam hauv plab.
Kev kuaj CT tiag tiag siv X-rays los thaij duab ntawm lub cev, tab sis nws yuav siv ntau cov duab, uas yog cov ncauj lus kom ntxaws tshaj X-rays. Nws raug tshuaj xyuas los ntawm tib neeg lub cev txheej los ntawm txheej, thiab tom qab kev suav ua tiav, tsis tsuas yog muaj kev cuam tshuam tsawg dua, tab sis kuj tuaj yeem soj ntsuam cov ntaub so ntswg los ntawm ntau lub dav hlau, uas qhia txog cov duab peb sab ntawm cov pob txha.
Qhov xwm txheej ntawm kev thov:
Hauv kev nkag siab, CT tuaj yeem hais tias yog ib qho kev txhim kho ntawm X-rays. Yog tias koj tuaj yeem' tsis pom meej ntawm X-rays, tej zaum koj yuav tau xaiv CT kom saib ze dua. Feem ntau, CT kuaj ntawm qhov tseem ceeb, xws li: lub taub hau, hauv siab, plab, nraub qaum, pelvis, thiab lwm yam yog zoo dua li cov X-ray.
Kev kuaj mob hauv siab. CT muaj qhov tseem ceeb hauv kev kuaj mob ntsws nodules, cov qog ntshav loj, tracheal stenosis, thiab lwm yam, thiab kuaj mob ntsws cancer thiab lwm yam kab mob hauv siab.
Kev kuaj CT kuj tseem muaj txiaj ntsig zoo rau kev kuaj mob ntawm cov kab mob hauv lub paj hlwb, kab mob taub hau thiab caj dab, thiab kev kuaj ntshav loj. Xws li: cov qog intracranial, kuaj pom ntxov ntawm nasopharyngeal carcinoma, coronary atherosclerosis thiab kuaj kab mob plawv, thiab lwm yam.
tsis xws luag:
Cov hluav taws xob loj dua X-ray, tab sis tam sim no muaj cov koob tshuaj qis qis CT tam sim no, thiab nws cov koob tshuaj hluav taws xob yog 1/5 ntawm qhov zoo tib yam CT, uas muaj qhov pom tseeb zoo.
:
X-ray tshuaj xyuas kuj tseem hu ua kev ua yeeb yaj kiab. Nws muaj peev xwm nkag mus tau zoo. Thaum kuaj xyuas, nws zoo li noj ib daim duab ntawm lub cev. Yog tias koj ntsib ib qho kev npog, zaj duab xis yuav tsis raug, tab sis nws yuav tshwm sim dawb tom qab ua tiav zaj duab xis.
Qhov xwm txheej ntawm kev thov:
X-ray yog ib txoj hauv kev yooj yim los soj ntsuam cov pob txha, thiab tus nqi kuj pheej yig. Yog tias koj xav tias muaj kev raug mob hnyav rau cov ceg, txha nraub qaum thiab lwm qhov chaw, cov pob txha raug mob, qhov mob sai sai lossis tsis tuaj yeem mob ntev, X-ray feem ntau nyiam.
tsis xws luag:
Kev kuaj X-ray tsuas tuaj yeem muab cov duab tiaj tus, thiab cov duab kos kuj yooj yim cuam tshuam los ntawm cov khaub ncaws, cov hniav nyiaj hniav kub thiab cov ntaub so ntswg tuab. Nws feem ntau yog siv los saib cov pob txha noj qab haus huv.
X-rays ntau dhau tuaj yeem ua rau puas hlwb. Yog li ntawd, nyob rau hauv ib txwm muaj xwm txheej, nws tsis pom zoo kom ua X-rays rau cov poj niam cev xeeb tub thiab cov neeg uas tab tom npaj cev xeeb tub, thiaj li tsis cuam tshuam rau tus menyuam hauv plab.
Kev kuaj CT tiag tiag siv X-rays los thaij duab ntawm lub cev, tab sis nws yuav siv ntau cov duab, uas yog cov ncauj lus kom ntxaws tshaj X-rays. Nws raug tshuaj xyuas los ntawm tib neeg lub cev txheej los ntawm txheej, thiab tom qab kev suav ua tiav, tsis tsuas yog muaj kev cuam tshuam tsawg dua, tab sis kuj tuaj yeem soj ntsuam cov ntaub so ntswg los ntawm ntau lub dav hlau, uas qhia txog cov duab peb sab ntawm cov pob txha.
Qhov xwm txheej ntawm kev thov:
Hauv kev nkag siab, CT tuaj yeem hais tias yog ib qho kev txhim kho ntawm X-rays. Yog tias koj tuaj yeem' tsis pom meej ntawm X-rays, tej zaum koj yuav tau xaiv CT kom saib ze dua. Feem ntau, CT kuaj ntawm qhov tseem ceeb, xws li: lub taub hau, hauv siab, plab, nraub qaum, pelvis, thiab lwm yam yog zoo dua li cov X-ray.
Kev kuaj mob hauv siab. CT muaj qhov tseem ceeb hauv kev kuaj mob ntsws nodules, cov qog ntshav loj, tracheal stenosis, thiab lwm yam, thiab kuaj mob ntsws cancer thiab lwm yam kab mob hauv siab.
Kev kuaj CT kuj tseem muaj txiaj ntsig zoo rau kev kuaj mob ntawm cov kab mob hauv lub paj hlwb, kab mob taub hau thiab caj dab, thiab kev kuaj ntshav loj. Xws li: cov qog intracranial, kuaj pom ntxov ntawm nasopharyngeal carcinoma, coronary atherosclerosis thiab kuaj kab mob plawv, thiab lwm yam.
tsis xws luag:
Cov hluav taws xob loj dua X-ray, tab sis tam sim no muaj cov koob tshuaj qis qis CT tam sim no, thiab nws cov koob tshuaj hluav taws xob yog 1/5 ntawm qhov zoo tib yam CT, uas muaj qhov pom tseeb zoo.
