Cov txheej txheem:
![Dobutamine ua li cas rau lub plawv? Dobutamine ua li cas rau lub plawv?](https://i.answers-medical.com/preview/medical-health/13961178-what-does-dobutamine-do-to-the-heart-j.webp)
Video: Dobutamine ua li cas rau lub plawv?
![Video: Dobutamine ua li cas rau lub plawv? Video: Dobutamine ua li cas rau lub plawv?](https://i.ytimg.com/vi/Qg-ncxRVKcc/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Dobutamine yog siv los kho mob hnyav tab sis muaj peev xwm thim rov qab plawv tsis ua hauj lwm, xws li tshwm sim thaum phais plawv lossis thaum muaj mob septic lossis cardiogenic poob siab, raws qhov nws ua zoo inotropic. Dobutamine tuaj yeem siv nyob rau hauv cov xwm txheej congestive plawv tsis ua kom lub plawv tso zis.
Ua raws li qhov xav tau, qhov kev txiav txim ntawm dobutamine yog dab tsi?
Dobutamine yog tus sawv cev ncaj qha ua tus neeg sawv cev inotropic uas nws cov haujlwm tseem ceeb tshwm sim los ntawm kev txhawb nqa ntawm ß receptors ntawm lub plawv thaum ua rau sib piv me me chronotropic, kub siab, arrhythmogenic, thiab vasodilative teebmeem . Nws tsis ua rau tso tawm endogenous norepinephrine, zoo li dopamine.
Qhov thib ob, vim li cas dobutamine tsis ua kom lub plawv dhia? Txij li thaum ib feem tseem ceeb ntawm cov nyhuv inotropic muaj feem xyuam nrog nce Lub plawv dhia1 kev ua ub no, dobutamine ua rau tachycardia tsawg dua li lwm cov tshuaj adrenergic. Kuj tseem muaj qhov me me nce nyob rau hauv plawv dhia uas yog kev pab me me rau nce hauv plawv tawm.
Ntawm no, dobutamine pab lub plawv tsis ua hauj lwm li cas?
Dobutamine yog a plawv inotrope pab tau nyob rau hauv kev kho mob ntawm congestive plawv tsis ua hauj lwm . Dobutamine txhim kho plawv tso zis, txo pulmonary wedge siab, thiab txo tag nrho cov kab mob vascular tsis kam nrog me ntsis cuam tshuam rau plawv tus nqi los yog systemic arterial siab.
Cov kev mob tshwm sim ntawm dobutamine yog dab tsi?
Cov kev mob tshwm sim ntawm dobutamine suav nrog:
- nce lub plawv dhia thiab nce ntshav siab,
- ventricular ectopic kev ua haujlwm,
- tshee,
- mob taub hau,
- xeev siab,
- ntuav,
- ua npaws,
- tsawg platelet suav (thrombocytopenia), lossis.
Pom zoo:
Lub plawv plawv twg tsim lub hauv paus ntawm lub plawv?
![Lub plawv plawv twg tsim lub hauv paus ntawm lub plawv? Lub plawv plawv twg tsim lub hauv paus ntawm lub plawv?](https://i.answers-medical.com/preview/medical-health/13846400-which-heart-chamber-forms-the-base-of-the-heart-j.webp)
Lub hauv paus ntawm lub plawv (sab nraub qaum): Nws tau tsim los ntawm sab laug atrium, uas yog plaub txoj hlab ntshav hlab ntshav. Nws nyob ntawm qhov ntxeev ntawm lub apex
Puas yog lub plawv nres suav tias yog lub plawv tsis ua hauj lwm?
![Puas yog lub plawv nres suav tias yog lub plawv tsis ua hauj lwm? Puas yog lub plawv nres suav tias yog lub plawv tsis ua hauj lwm?](https://i.answers-medical.com/preview/medical-health/13926914-is-heart-block-considered-heart-failure-j.webp)
Lub plawv thaiv feem ntau ua rau pom kev tsaus muag, tsaus muag, thiab ua rau lub plawv dhia. Nyob ntawm qhov hnyav ntawm lub plawv thaiv, qhov no tuaj yeem txaus ntshai. Piv txwv li, qib kaum-kaum lub plawv thaiv tuaj yeem ua rau mob ua ntej, xws li lub plawv tsis ua haujlwm. Nws tuaj yeem ua rau tsis nco qab thiab txawm tias mob plawv nres sai
Yuav ua li cas lub plawv ua lub peev xwm nthuav tawm hauv plawv?
![Yuav ua li cas lub plawv ua lub peev xwm nthuav tawm hauv plawv? Yuav ua li cas lub plawv ua lub peev xwm nthuav tawm hauv plawv?](https://i.answers-medical.com/preview/medical-health/13935416-how-do-cardiac-action-potentials-propagate-through-the-heart-j.webp)
SA Node tau txuas ncaj qha rau kev cog lus atrial cardiomyocytes thiab qee qhov kev coj ua uas paub zoo hu ua 'Interatrial Band' uas nthuav tawm qhov ua tau sai los ntawm sab xis mus rau sab laug atrium. Yog li, tom qab pib los ntawm SA Node, lub plawv ua haujlwm muaj peev xwm ua ntej kis mus thoob plaws ob qho tib si atria
Koj puas tuaj yeem mob plawv yog tias koj muaj lub tshuab ua kom lub plawv dhia?
![Koj puas tuaj yeem mob plawv yog tias koj muaj lub tshuab ua kom lub plawv dhia? Koj puas tuaj yeem mob plawv yog tias koj muaj lub tshuab ua kom lub plawv dhia?](https://i.answers-medical.com/preview/medical-health/13949388-can-you-have-a-heart-attack-if-you-have-a-pacemaker-j.webp)
Los ntawm kev tswj lub plawv atherosclerosis, lub pacemaker feem ntau tuaj yeem tshem tawm cov tsos mob ntawm bradycardia. Txawm li cas los xij, tus pacemaker tsis yog kev kho. Nws yuav tsis tiv thaiv lossis nres kab mob hauv lub plawv, thiab nws yuav tsis tiv thaiv kev mob plawv
Qhov cim cim ntawm lub plawv dhia hauv lub plawv dhia txhais li cas?
![Qhov cim cim ntawm lub plawv dhia hauv lub plawv dhia txhais li cas? Qhov cim cim ntawm lub plawv dhia hauv lub plawv dhia txhais li cas?](https://i.answers-medical.com/preview/medical-health/14064465-what-does-marked-fetal-heart-rate-variability-mean-j.webp)
Cim kev hloov pauv txhais tau tias muaj qhov sib txawv ntau dua 25 bpm hauv tus menyuam hauv plab lub plawv dhia dhau lub sijhawm muab sijhawm. Thaum ntsuas lub plawv dhia ntawm tus me nyuam hauv plab, peb xav pom qee qhov kev hloov pauv, vim qhov kev hloov pauv yog qhov qhia tias tus menyuam txav mus los thiab nyob zoo