Tus Sau: Tamara Smith
Hnub Kev Tsim: 20 Lub Ib Hli Ntuj 2021
Hloov Hnub: 1 Lub Plaub Hlis Ntuj 2025
Anonim
Adrenaline versus Noradrenaline | epinephrine versus Norepinephrine
Daim Duab: Adrenaline versus Noradrenaline | epinephrine versus Norepinephrine

Zoo Siab

Norepinephrine, tseem hu ua norepinephrine, yog ib qho tshuaj siv los tswj ntshav siab hauv qee lub xeev mob hypotensive thiab raws li qhov chaw txuas rau kev kho mob hauv lub plawv thiab lub siab ntshav qis.

Qhov kev hais daws no muaj raws li kev txhaj tshuaj, uas yuav tsum tsuas yog siv raws li lus qhia kho mob thiab nws txoj kev tswj hwm yuav tsum tau ua los ntawm tus kws tshaj lij kho mob.

Dab tsi yog nws rau

Norepinephrine yog cov tshuaj qhia rau tswj ntshav siab hauv qee yam mob siab ceev hauv lub xeev, hauv cov xwm txheej xws li pheochromocytomectomy, sympathectomy, polio, myocardial infarction, septicemia, ntshav hloov thiab tshuaj tiv thaiv kev noj tshuaj.

Ntxiv rau, nws kuj tseem siv tau los ua kev pabcuam rau kev kho mob hauv lub plawv thiab lub plawv tsis zoo.

Yuav siv li cas

Norepinephrine yog cov tshuaj uas tsuas yog muab los ntawm cov kws paub txog kev noj qab haus huv, khov kho, hauv kev daws teeb meem. Cov koob tshuaj yuav tsum tau ua tus kheej thiab txiav txim los ntawm tus kws kho mob.


Mechanism ntawm kev ua

Norepinephrine yog lub neurotransmitter nrog kev ua haujlwm sympathomimetic, ua yeeb yam ceev ceev, nrog hais tawm ntawm alpha-adrenergic receptors thiab tsawg tshaj tawm ntawm beta-adrenergic receptors. Yog li, nws cov txiaj ntsig tseem ceeb tshaj plaws hauv kev nce cov ntshav siab, uas yog los ntawm nws cov teebmeem alpha-stimulating, uas ua rau vasoconstriction, nrog kev txo ntshav txaus hauv lub raum, nplooj siab, tawv nqaij thiab, feem ntau, mob pob txha.

Leej twg yuav tsum tsis txhob siv

Noradrenaline yuav tsum tsis txhob siv rau hauv cov neeg uas muaj lub siab ntev mus rau qhov sib xyaw ntawm cov mis los yog nrog mesenteric lossis peripheral vascular thrombosis.

Tsis tas li ntawd, nws yuav tsum tsis txhob siv rau cov neeg uas hypotensive vim tias muaj qhov tsis txaus rau hauv cov ntshav ntim, tshwj tsis yog kev ntsuas xwm txheej ceev los tswj kev mob ntshav siab thiab cerebral arterial perfusion kom txog rau thaum cov ntshav hloov kho txoj kev kho tiav tuaj yeem ua tiav, txawm tias thaum siv tshuaj loog nrog cyclopropane thiab halothane, li ventricular tachycardia lossis fibrillation yuav tshwm sim.


Muaj kev phiv ntau

Qee qhov kev mob tshwm sim tom qab kev saib xyuas ntawm norepinephrine yog ischemic raug mob, txo lub plawv dhia, ntxhov siab, mob taub hau ib ntus, ua pa nyuaj thiab necrosis ntawm qhov chaw txhaj tshuaj.

Cov Ntawv Tshaj Tawm Txaus Ntshai

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