Puas muaj qhov hnyav txwv rau CT scan?

2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44

MRI tshuab feem ntau txhawb nqa qhov hnyav txog li 400 phaus. Qee cov scanners max tawm ntawm ze rau 300 phaus. CT scanners zoo li muaj hnyav txwv uas hover ib ncig 450 phaus. X-ray rooj, siv hauv cov txheej txheem uas xav tau cov tus neeg mob kom pw tsaug zog, muaj ntau yam hnyav txwv.

Ib sab ntawm qhov no, puas muaj qhov hnyav txwv rau MRI scan?

Tus neeg mob sab nraud qhib MRI scanners feem ntau haum loj dua hnyav txwv , tab sis tsim cov duab tsis zoo. Txawm li cas los xij, cov tuam ntxhab tam sim no tau tsim cov khoom lag luam zoo MRI cov tshuab luam ntawv uas tuaj yeem ua rau cov neeg mob hnyav txog li 550 phaus, Dr. Uppot tau hais.

Ib sab saum toj no, CT scan siv rau dab tsi? Kab Lus OnCancer Diagnosis Kev suav tomography ( CT los yog CAT ) scan tso cai kws kho mob pom sab hauv koj lub cev. Nws siv xoo hluav taws xob ua ke thiab khoos phis tawj los tsim cov duab ntawm koj lub cev, cov pob txha, thiab lwm yam ntaub so ntswg. Nws qhia meej ntau dua li X-ray li niaj zaus. Koj tuaj yeem tau txais a CT luam ntawv ntawm ib feem ntawm koj lub cev.

Kuj paub, kuv puas yuav haum rau hauv lub tshuab MRI?

MRI cov tshuab luam ntawv zoo li muaj qhov hnyav qis dua thiab cov nqaj me me, thaum CT cov cav tov loj dua me ntsis "Qhov tshwm sim feem ntau ntawm cov tsev kho mob tau ntsib teeb meem, yog thaum tus neeg mob ua tau 'tsis haum hauv CT tshuab luam ntawv , "Uppot hais. Lawv tuaj hauv, thiab peb luam theej lawv kom teb, "nws hais.

Lub tshuab MRI hnyav npaum li cas?

Cov hnyav ntawm qhov raug 1.5 T cylindrical superconducting lub tshuab luam ntawv yog nyob rau ntawm qhov kev txiav txim ntawm 10,000 lbs (4,500 kg) thaum lub 3.0 T tshuab luam ntawv tej zaum hnyav mus txog 17,000 lbs (7,500 kg). Cov hnyav ntawm cov hlau nplaum qis nyob ruaj khov tej zaum yuav ntau dua peb npaug ntau dua li 1.5 T kev ua haujlwm zoo tshuab luam ntawv , mus txog 35,000 lbs (16,000 kg).