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Video: Vim li cas Phenoxybenzamine siv hauv pheochromocytoma?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Pheochromocytoma yog ib qho catecholamine (ex. Preoperative alpha blockade yog li tseem ceeb heev rau kev nyab xeeb ua kev phais kom rov kho dua. pheochromocytoma . Phenoxybenzamine , tsis xaiv alpha blocker, yog cov tshuaj feem ntau siv siv rau alpha thaiv cov neeg mob ua ntej pheochromocytoma resection.
Kuj nug, Phenoxybenzamine kho pheochromocytoma li cas?
Qhov no yog qhov ua tau ntev adrenergic alpha-receptor blocker uas tuaj yeem tsim thiab tswj hwm cov tshuaj sympathectomy. Phenoxybenzamine lowers supine thiab upright ntshav siab. Nws tsis cuam tshuam rau lub paj hlwb parasympathetic. Reflex tachycardia yog ib qho kev txhawj xeeb thiab yuav xav tau ntxiv ntawm beta blocker.
Qhov thib ob, vim li cas nws thiaj li txaus ntshai pib beta blockers rau kev tswj ntshav siab ua ntej pib alpha blockers? Beta - thaiv yuav tsum tsis txhob muaj pib ua ntej txaus alpha - blockade, txij thaum tsis muaj beta -2-kev kho mob vasodilation, ua tsis taus pa alpha -mediated vasoconstriction tuaj yeem ua rau muaj teeb meem kub siab lossis mob ntsws.
Ua qhov no hauv kev txiav txim siab, vim li cas beta blockers contraindicated hauv pheochromocytoma?
Pib beta-blockers ua ntej alpha thaiv yog contraindicated . Beta-blockers tshem tawm cov txiaj ntsig vasodilatory ntawm peripheral beta -2 adrenoceptors, muaj peev xwm ua rau tsis muaj kev cuam tshuam alpha-adrenoceptor kev txhawb siab, ua rau vasoconstriction thiab thaum kawg teeb meem kub siab.
Cov zaub mov twg ua rau pheochromocytoma?
Kev noj haus:
- Qos yaj ywm, cereal, mov thiab pasta.
- Zaub.
- Txiv hmab txiv ntoo.
- Mis, yogurt, thiab cheese.
- Nqaij, nqaij qaib (nqaij qaib), ntses, taum qhuav, qe thiab txiv ntseej.
- Nug koj tus neeg zov me nyuam muaj pes tsawg pluas noj, roj thiab khoom qab zib yuav tsum suav nrog hauv koj cov zaub mov noj.
- Adrenal pheochromocytoma tuaj yeem ua rau cov ntshav qab zib hloov pauv.
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Phenoxybenzamine siv rau dab tsi?
Cov tshuaj no yog siv los kho cov ntshav siab thiab tawm hws hnyav vim muaj qee yam qog ntawm cov qog adrenal (pheochromocytoma). Phenoxybenzamine belongs rau ib chav kawm ntawm cov tshuaj hu ua alpha blockers. Nws ua haujlwm los ntawm kev so thiab nthuav cov hlab ntshav kom cov ntshav tuaj yeem yooj yim dua
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