![Puas yog sab laug sab hauv mammary hlab ntsha tuaj ntawm? Puas yog sab laug sab hauv mammary hlab ntsha tuaj ntawm?](https://i.answers-medical.com/preview/medical-health/14140528-where-does-the-left-internal-mammary-artery-originate-from-j.webp)
Video: Puas yog sab laug sab hauv mammary hlab ntsha tuaj ntawm?
![Video: Puas yog sab laug sab hauv mammary hlab ntsha tuaj ntawm? Video: Puas yog sab laug sab hauv mammary hlab ntsha tuaj ntawm?](https://i.ytimg.com/vi/cFmkHY8y81A/hqdefault.jpg)
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Cov sab laug thiab txoj cai cov hlab ntsha hauv nruab nrog cev (LIMAs thiab RIMAs) keeb kwm los ntawm sab laug thiab txoj cai subclavian cov hlab ntsha , feem, thiab khiav raws lub hauv qab ntawm lub sternum. LIMA feem ntau yog siv los ua kev cog qoob loo rau LAD kab mob plawv cov leeg.
Ib yam li ntawd, nws tau nug, qhov twg yog sab laug sab hauv mammary hlab ntsha nyob?
Nws qhov chaw rau ntawm sab laug sab ntawm lub cev tso cai rau grafting rau LAD yam tsis muaj qhov nro ntawm lub nkoj. Lub LIMA tseem nyob ze rau qhov loj dua, piv rau cov hlab ntsha, mus rau coronary cov hlab ntsha uas nws yog anastomosed.
Qhov thib ob, vim li cas thiaj li siv cov hlab ntsha hauv nruab nrog cev siv rau kev txiav? Cov internal mammary hlab ntsha (IMA) grafts tau txuam nrog rau lub sij hawm ntev patency thiab txhim kho txoj sia nyob zoo li piv rau saphenous leeg grafts (SVGs). Qhov kev nkag siab yooj yim no yog qhov tseem ceeb rau kev sib tw siv IMA ua thawj kab ntawm kev tiv thaiv rau kev kho mob coronary. cov leeg kab mob.
Los ntawm qhov ntawd, dab tsi yog sab laug sab hauv cov hlab ntsha ntawm lub tsev menyuam?
Cov internal thoracic hlab ntsha , aka ua sab hauv mammary leeg , khoom siv lub mis thiab lub hauv siab anterior phab ntsa. Cov sab hauv thoracic artery taug kev nrog sab hauv nto ntawm lub hauv siab anterior phab ntsa ntawm ob sab.
Internal thoracic artery muab ntshav rau qhov twg?
Cov cov khoom siv sab hauv thoracic phab ntsa ntawm lub cev ua ntej los ntawm clavicle mus rau umbilicus suav nrog sternum thiab ob lub mis. Tsis tas li ntawd, ntawm pericardiophrenic cov leeg nws khoom siv mediastinum, thymus, phrenic qab haus huv thiab pericardium.
Pom zoo:
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