![Dab tsi yog hepatic portal ncig? Dab tsi yog hepatic portal ncig?](https://i.answers-medical.com/preview/medical-health/13947802-what-is-the-hepatic-portal-circulation-j.webp)
Video: Dab tsi yog hepatic portal ncig?
![Video: Dab tsi yog hepatic portal ncig? Video: Dab tsi yog hepatic portal ncig?](https://i.ytimg.com/vi/DVz7v5m2yUQ/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Lub hom phiaj ntawm hepatic portal ncig yog xa cov ntshav los ntawm qee qhov ntawm lub plab zom mov mus rau daim siab. Hauv lwm lo lus, cov ntshav tau ntws los ntawm cov plab zom mov (thiab tus po, lub zais zis, thiab txiav txiav) thiab cov ntshav tom qab ntawd xa mus rau lub siab.
Tom qab ntawd, dab tsi yog lub siab ncig?
Cov lub siab portal system yog lub venous system uas xa cov ntshav los ntawm lub plab zom mov thiab spleen mus rau lub siab (qhov twg cov as-ham hauv cov ntshav tau ua tiav ua ntej cov ntshav rov qab mus rau lub plawv). Lawv sib sau ua ke lub siab portal vein nyob ze ntawm lub anterior tip ntawm dorsal lobe ntawm pancreas.
Ib yam nkaus, cov kab ke hauv lub cev twg muab cov ntshav rau lub cev hepatic portal ncig? Hauv cov kab mob hepatic portal, lub siab tau txais ob qho ntshav los ntawm cov hlab ntsha portal hlab ntsha thiab cov hlab ntsha siab. Cov kab mob hepatic portal nqa cov ntshav tawm los ntawm lub cev tus po , txoj hnyuv thiab nws cov kabmob txuam nrog; nws muab kwv yees li 75% ntawm lub siab cov ntshav.
Hauv qhov no, kab mob portal piav qhia li cas hepatic portal ncig?
Cov hepatic portal leeg yog lub nkoj uas txav cov ntshav los ntawm tus po thiab txoj hnyuv mus rau daim siab . Ib zaug muaj, lub daim siab tuaj yeem ua cov khoom noj los ntawm cov ntshav thiab lim tawm cov tshuaj lom uas nws muaj ua ntej cov ntshav rov qab mus rau qhov dav kev ncig.
Lub luag haujlwm ntawm hepatic portal ncig li cas yog txoj kev ncig ntawm lub portal coj txawv txawv?
sau cov khoom noj uas nqus tau rau cov txheej txheem zom zaub mov lossis khaws cia ua ntej tso tawm mus rau kev ncig rau kev siv cellular. vim li cas yog hepatic portal ncig suav tias yog ib qho tshwj xeeb kev ncig ? Nws yog coj txawv txawv vim nws muaj lub txaj capillary ntawm ob sab.
Pom zoo:
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Kev Kho Mob Hepatic encephalopathy Kev txhawb nqa kev saib xyuas, kho mob, lactulose, hloov pauv daim siab Kev kwv yees Lub neej nruab nrab kwv yees li ib xyoos hauv cov neeg muaj kab mob hnyav Zuj Zus Muaj feem cuam tshuam> 40% nrog mob qog noj ntshav
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Ib puag ncig lub cev hais txog sab nraud, ib puag ncig ib puag ncig uas lub cev muaj nyob thiab uas tuaj yeem cuam tshuam nws tus cwj pwm thiab kev txhim kho. Cov zej zog ib puag ncig muaj kev hloov pauv thiab hloov pauv nyob rau lub sijhawm vim yog kev ua haujlwm sab hauv thiab sab nraud
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1. Kev xa cov ntshav mus rau lub siab los ntawm txoj hnyuv me, txoj cai ib nrab ntawm cov nyuv, thiab cov hnoos qeev los ntawm cov leeg leeg leeg; qee zaum tau teev tseg raws li hepatic portal ncig
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Cov hlab ntsha hauv lub cev nqa cov ntshav los ntawm aorta mus rau lub siab, hos cov hlab ntsha portal nqa cov ntshav uas muaj cov khoom noj uas zom tau los ntawm tag nrho txoj hnyuv, thiab tseem los ntawm tus po thiab txiav rau lub siab