Tag nrho cov tshuaj no muaj txiaj ntsig zoo hemodynamic rau cov neeg mob HFrEF (tseem hu ua systolic HF) vim yog ib feem ntawm ncaj qha inotropic ua uas ua rau muaj kev nce siab hauv plawv.
Yuav ua li cas inotropic cuam tshuam lub plawv tso zis?
Nyob zoo inotropes pab lub plawv tso ntshav ntau dua nrog lub plawv dhia tsawg. Qhov no txhais tau hais tias txawm tias lub plawv dhia tsawg dua, nws kuj tseem ntaus nrog lub zog ntau dua kom ua tau raws li cov pa oxygen xav tau ntawm koj lub cev.
Yuav ua li cas cov tshuaj ua kom lub plawv tso zis?
Cov tshuaj Inotropic xws li milrinone, digoxin, dopamine, thiab dobutamineyog siv los ua kom lub zog ntawm lub plawv contractions.
tshuaj inotropic ua dab tsi?
Inotropes yog ib pawg tshuaj uas hloov pauv kev cog lus ntawm lub siab. Qhov zoo inotropes nce lub zog ntawm kev cog lus ntawm lub plawv, qhov tsis zoo inotropes tsis muaj zog nws.
Cov tshuaj inotropic yog dab tsi?
Qee qhov kev mob tshwm sim ntawm cov tshuaj inotropic suav nrog:
- Headache.
- Angina / mob hauv siab.
- Rash.
- Thrombocytopenia (tsis tshua muaj platelet suav)
- Tshem.
- Kev kuaj lub siab tsis zoo.
- Kev txhaj tshuaj-qhov tshuaj tiv thaiv.
- Irregular heart rate.
28 cov lus nug ntsig txog pom
YPuas yog epinephrine inotropic lossis Chronotropic?
Norepinephrine thiab epinephrine yog catecholamines nrog inotropic zog, tab sis feem ntau yog cais raws li vasopressors vim lawv cov teebmeem vasoconstrictive.
Qhov txawv ntawm vasopressors thiab inotropes yog dab tsi?
Vasopressors yog cov chav kawm muaj zog ntawm cov tshuaj uas ua rau vasoconstriction thiab yog li nce siab txhais tau tias arterial siab (MAP). Vasopressors txawv ntawm inotropes, uas nce plawv contractility; Txawm li cas los xij, ntau cov tshuaj muaj ob qho tib si vasopressor thiab inotropic teebmeem.
YPuas Nitroglycerin yog inotropic?
Tus zoo inotropiccov nyhuv ntawm nitroglycerin yog txuam nrog ob txheej txheem, catecholamine tso tawm los ntawm cov paj hlwb sympathetic terminals thiab blockade ntawm phosphodiesterase kev ua haujlwm.
piv txwv ntawm inotropes yog dab tsi?
Piv txwv ntawm cov neeg ua haujlwm zoo inotropic suav nrog:
- Digoxin.
- Berberine.
- YCalcium.
- Calcium sensitisers. Levosimendan.
- Catecholamines. Dopamine. Dobutamine. Dopexamine. Adrenaline (epinephrine) Isoproterenol (isoprenaline) …
- Angiotensin II.
- YEicosanoids. Prostaglandins.
- Phosphodiesterase inhibitors. Enoximone. Milrinone. Amrinone. Theophylline.
Dab tsi yog tshuaj inotropic zoo?
Cov tshuaj inotropic zoo, raws li lawv lub npe qhia, yog ntau pab pawg tshuaj uas ua rau kom muaj zog ntawm cov leeg nqaij leeg. Raws li qhov tshwm sim, lawv nce qhov ntim ntawm cov hlab ntsha thiab yog li, lub plawv tso zis.
Koj ua li cas thiaj li ua kom lub siab tso zis?
Koj lub plawv tseem tuaj yeem ua rau nws cov hlab ntsha tuaj yeem nce ntxiv los ntawm kev siv zog ntau dua lossis ua kom cov ntshav ntau ntxiv rau sab laug ventricle ua ntej nws nqus. Feem ntau hais lus, koj lub siab beats sai dua thiab muaj zogtxhawm rau ua kom lub plawv tawm thaum lub sijhawm ua haujlwm.
Dab tsi yog tshuaj zoo rau lub plawv dhia tsis zoo?
Cov tshuaj uas muaj ntau tshaj plaws hauv chav kawm no yog:
- amiodarone (Cordarone, Pacerone)
- flecainide (Tambocor)
- ibutilide (Corvert), uas tsuas yog muab los ntawm IV.
- lidocaine (Xylocaine), uas tsuas yog muab tau los ntawm IV.
- procainamide (Procan, Procanbid)
- Ypropafenone (Rythmol)
- quinidine (ntau lub npe)
- tocainide (Tonocarid)
Yuav ua li cas yog cov cim qhia ntawm kev txo qis hauv plawv?
Cov tsos mob thiab cov tsos mob ntawm kev txo qis hauv plawv suav nrog muaj qhov txawv txav ntawm S3 thiab S4 lub plawv suab, hypotension, bradycardia, tachycardia, qaug zog thiab poob qis peripheral pulses, hypoxia, plawv dysrhythmias, palpitations, txo qis hauv nruab nrab venous siab, txo qis pulmonary artery siab, ua tsis taus pa, nkees, …
Dab tsi yog qhov ua rau lub plawv ib txwm muaj?
Lub plawv ib txwm tso zis yog dab tsi? Lub plawv noj qab nyob zoo nrog lub plawv tso zis twj tso kua mis kwv yees li 5 txog 6 litres ntshav txhua feeb thaum tus neeg so.
YPuas vasopressin puas yog vasopressor?
Cov Vasopressors Tshuaj - suav nrog cov tshuaj hormones hluavtaws - uas yog siv los ua vasopressors suav nrog: Norepinephrine. Epinephrine. Vasopressin (Vasostrict)
YPuas yog amiodarone yog Inotrope?
Nyob rau hauv xaus, amiodarone exerts mob electrophysiological thiab inotropic teebmeem nyob rau hauv vitro. Chav kawm III antiarrhythmic ua ntawm amiodarone yog txuas nrog qhov zoo inotropy.
Cov nyhuv inotropic txhais li cas?
Inotropic: cuam tshuam lub zog ntawm cov leeg nqaij. Ib qho tshuaj inotropic lub plawv yog ib qho uas cuam tshuam rau lub zog uas lub plawv cov leeg cog lus. Ionotropic tuaj yeem ua rau tsis zoo lossis zoo.
Dab tsi yog qhov txawv ntawm dopamine thiab dobutamine?
Dopamine feem ntau yog siv rau hauv kev kho mob septic shock lossis cardiogenic shock. Dobutamine yog ib qho tshuaj uas feem ntau txhawb nqa beta-1 receptors, ua rau muaj zog inotropic thiab chronotropic.rau qhov tsawg dua, dobutamine kuj txhawb nqa beta-2 adrenergic receptors, ua rau vasodilatation.
Qhov txawv ntawm inotropic thiab chronotropic yog dab tsi?
Txiv ntawm Beta1-adrenergic receptors hauv lub plawv ua rau muaj txiaj ntsig zoo inotropic (nce contractility), chronotropic ( nce lub plawv dhia), dromotropic (nce tus nqi ntawm kev coj los ntawm AV node) thiab lusitropic (nce kev so ntawm myocardium thaum lub sij hawm diastole) cuam tshuam.
Yuav siv tshuaj dab tsi los kho mob plawv?
Cov tshuaj muaj peev xwm kho mob hauv cov neeg mob uas muaj kev poob siab tom qab myocardial infarction tau tham txog: dhau 15 xyoo dhau los ob peb alpha thiab beta adrenergic stimulants, nrog rau cov tshuaj alpha-blocking, tau muab tso rau hauv kev kho mob ntawm qhov mob hnyav no; niaj hnub no cov tshuaj feem ntau siv hauv …
Puas yog digoxin tsis zoo Inotrope?
Digoxin yog a zoo inotrope, tsis zoo chronotrope, thiab lusitrope zoo. Nws nce cytosolic calcium concentration los ntawm inhibiting Na / K ATPase twj, ua rau muaj zog contractility. Nws yog feem ntau qhia rau atrial fibrillation.
Puas yog dopamine yog tshuaj inotropic?
Dopamine exerts ib tug zoo inotropic nyhuv ntawm myocardium, ua raws li ib tug b1 agonist. Tachycardia tsis tshua muaj tshwm sim thaum lub sij hawm infusions ntawm dopamine tshaj ntawm isoproternol. Dopamine txhim kho myocardial efficiency vim hais tias cov hlab ntsha ntawm cov hlab ntsha tuaj yeem nce ntau dua li kev noj cov pa myocardial.
Pob vasopressors ua kom lub plawv tso zis?
Ua rau chronotropy thiab inotropy, yog li ua rau lub plawv tso zis. Ua kom cov kab mob vascular tsis kam thiab tseem ua rau venoconstriction (nce preload).
Puas inotropes nce vascular tone?
Inotropes yog cov neeg ua haujlwm tswj hwm kom nce myocardial contractility whereas vasopressor agentsyog tswj hwm kom nce vascular tone.
