2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Magnetic Resonance Imaging Contrast-enhanced MRI los kuaj mob hlwb loj heev tau pom, hauv ib txoj kev tshawb fawb, kom muaj qhov rhiab heev ntawm 78.4% thiab qhov tshwj xeeb ntawm 90.4%. Hauv cov neeg mob uas tau kuaj pom cov hlab ntsha ntawm lub cev, qhov rhiab heev thiab qhov tshwj xeeb ntawm MRI yog 88.7% thiab 75%, feem.
MRI puas tuaj yeem kuaj pom cov hlab ntsha ntawm lub cev?
Muaj kev sib haum xeeb ntawm kev daws teeb meem magnetic resonance imaging (MRI) ntawm cov hlab ntsha ntawm tawv taub hau thiab cov hlab ntsha ntawm lub cev nqaij daim tawv nqaij qhia tau tias MRI yuav yog txhim khu kev ntseeg thawj kauj ruamhauv kev tshawb pom cov hlab ntsha loj heev thiab tiv thaiv tsis tsim nyog invasive biopsies.
Koj ua li cas kuaj mob rau lub cev nqaij daim tawv?
Txoj hauv kev zoo tshaj plaws los txheeb xyuas qhov kev kuaj mob ntawm cov hlab ntsha loj heev yog los ntawm noj cov qauv me me (biopsy) ntawm cov hlab ntsha ntawm lub cev. Cov hlab ntsha no nyob ze rau ntawm daim tawv nqaij nyob rau pem hauv ntej ntawm koj pob ntseg thiab txuas ntxiv mus rau koj tawv taub hau.
Puas hlwb MRI tuaj yeem pom cov kab mob loj heev?
CT thiab MRI ntawm lub hlwb tsis yog thawj kab kev kuaj mob rau GCA. Ntawm CT thiab MRI, lub hlwb feem ntau yog tsis muaj kev cuam tshuamlos ntawm GCA, tab sis hauv cov neeg mob uas muaj ntau lub xeev infarct vim yog cervicoccephalic arteritis, CT thiab MRI ua rau pom ntau qhov chaw ntawm infarction.
Puas MRI qhia GCA?
Txoj kev tshawb no ntxiv rau cov pov thawj tias cov duab tsis zoo tuaj yeem pab peb txheeb xyuas GCA. Txawm li cas los xij, txawm hais tias ib txwm MRIs hauv cov neeg mob uas tsis tshua muaj chaw kho mob tsis txaus ntseeg rau GCAyuav muaj txiaj ntsig, kev kuaj ntshav ntawm lub cev nqaij daim tawv tseem yuav tsum tau muaj rau cov neeg mob uas qhov chaw kuaj mob tsis txaus ntseeg ntawm GCA muaj zog.
Pom zoo:
Thaum cov kab mob kab mob nkag mus rau hauv cov hlab ntsha?
Kev kis kab mob nrog cov kab mob tsis tas ua rau kab mob. Kev kis kab mob tshwm sim thaum cov kab mob, kab mob, lossis lwm yam kab mob nkag mus rau hauv koj lub cev thiab pib sib kis. Kab mob tshwm sim thaum cov hlwb hauv koj lub cev puas lawm vim yog kis kab mob thiab cov tsos mob thiab cov tsos mob tshwm sim.
Qhov twg cov hlab ntsha anastomoses tshwm sim hauv lub cev?
Anastomoses tshwm sim ib txwm nyob hauv lub cev hauv cov kab mob hauv lub cev, ua haujlwm rau cov ntshav khiav yog tias ib qho txuas raug thaiv lossis cuam tshuam lwm yam. Anastomoses nruab nrab ntawm cov hlab ntsha thiab nruab nrab ntawm cov leegua rau muaj ntau cov hlab ntsha thiab cov hlab ntsha, feem, ua haujlwm tib lub ntim ntawm cov ntaub so ntswg.
Puas yog cov hlab ntsha loj dua cov hlab ntsha?
Arterioles nqa ntshav thiab oxygen mus rau hauv cov hlab ntsha me tshaj plaws, cov hlab ntsha. Capillaries yog li ntawd small lawv tsuas pom tau nyob hauv lub tshuab tsom. Cov phab ntsa ntawm capillaries yog permeable rau oxygen thiab carbon dioxide.
Nyob rau hauv lub cev ntawm tus txiv neej aqueduct ntawm sylvius tshwm sim nyob rau hauv?
Lub ventricles muaj plaub qhov khoob, cov kua dej puv hauv lub hlwb. … Nws txuas nrog lub paj hlwb aqueduct lossis aqueduct ntawm Sylvius hauv qhov nruab nrab ntawm lub hlwbrau plaub lub ventricle hauv pons thiab medulla. Lub aqueduct ntawm Sylvius nyob qhov twg?
Puas yog mob qog noj ntshav ua rau cov hlab ntsha tawg?
Lwm yam ua rau muaj kab mob hemorrhages muaj xws li mob caj dab rheumatoid, sab hauv malignancy, mitral stenosis thiab kab mob lupus erythematosus, antiphospholipid syndrome, kab mob peptic rheumatoid, malignancies, siv qhov ncauj contraceptives, cev xeeb tub.
