Le plab scanner yog txheej txheem ntawmkev xav rau kev kuaj mob uas muaj nyob rau hauv "sweeping" lub cheeb tsam plab tsim cov duab seem. Cov no yog cov ntaub ntawv ntau dua li cov qauv x-rays, thiab tso cai rau pom lub cev ntawm lub plab zom mov: daim siab, txoj hnyuv me, plab, pancreas, txoj hnyuv, tus po, lub raum, thiab lwm yam.

Cov txheej txheem siv X-rays uas yog absorbed txawv nyob ntawm seb qhov ceev ntawm cov ntaub so ntswg, thiab lub computer uas soj ntsuam cov ntaub ntawv thiab tsim point-by-point cross-sectional dluab ntawm lub anatomical qauv ntawm lub plab mog. Cov duab tso tawm kom pom hauv greyscale ntawm lub vijtsam video.

Nco ntsoov tias lo lus "scanner" yog lub npe ntawm cov cuab yeej kho mob, tab sis nws feem ntau yog siv rau npe rau kev kuaj mob. Peb kuj tham txog xam tomography lossis ntawm luam duab.

Tus kws kho mob tau sau ntawv rau kev kuaj mob plab txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm rau txhawm, tus kws kho mob tus kws kho mob tau sau ntawv. Piv txwv li kev ntsuam xyuas tuaj yeem ua kom pom:

• vim a mob plab los yog o

• a hlov

• vim a ua npaws tsis tu ncua

• muaj koj tuag

• ntawm lub raum pob zeb (uroscanner)

• los yog mus rau mob plab hnyuv.

Tus neeg mob pw ntawm nws nraub qaum nrog nws txhais tes tom qab nws lub taub hau, thiab muab tso rau ntawm lub rooj uas muaj peev xwm zawv zawg los ntawm lub nplhaib-zoo li lub cuab yeej. Qhov no muaj ib lub raj x-ray uas tig ib ncig ntawm tus neeg mob.

Tus neeg mob yuav tsum tseem nyob rau lub sijhawm kuaj thiab tej zaum yuav tau tuav nws ua pa rau lub sijhawm luv luv, vim tias qhov kev txav mus los ua rau cov duab tsis pom tseeb. Cov neeg ua haujlwm kho mob, muab tso rau hauv qab lub iav tiv thaiv X-rays, saib xyuas kev nce qib ntawm kev kuaj mob ntawm lub computer screen thiab tuaj yeem sib txuas lus nrog tus neeg mob ntawm lub microphone.

Kev tshuaj xyuas yuav xav tau kev txhaj tshuaj ua ntej sib piv nruab nrab opaque rau X-rays (raws li iodine), txhawm rau txhim kho qhov pom tseeb ntawm cov duab. Nws tuaj yeem txhaj tshuaj txhaj tshuaj ua ntej kuaj lossis hais lus, tshwj xeeb tshaj yog rau kev kuaj mob plab CT.

Ua tsaug rau cov ntu nyias uas tau txais los ntawm kev kuaj mob, tus kws kho mob tuaj yeem txheeb xyuas cov kab mob sib txawv, xws li:

• qee cov qog nqaij hlav : mob qog noj ntshav ntawm lub txiav, lub raum, daim siab lossis txoj hnyuv

• teeb meem nrog rau lub gallbladder, daim siab los yog pancreas: kab mob siab cawv, pancreatitis los yog cholelithiasis (gallstones)

• ntawm lub teeb meem raum : pob zeb raum, obstructive uropathy (pathology cim los ntawm kev thim rov qab ntawm cov zis ntws) lossis o ntawm lub raum

• un rwj, appendicitis, ib qho mob ntawm lub plab hnyuv phab ntsa, thiab lwm yam.