Baaritaanka Nukliyeerka Nukliyeerka ee Wadnaha
Qaar ka mid ah baaritaanno aan ku habooneyn ayaa faa'iido u leh qiimeynta cudurrada halista ah ee wadnaha (CAD) . Ka mid ah kuwa ugu faa'iido leh waa sawirada wadnaha oo lagu sameeyo tiallium ama Cardiolyte.
Thallium-201 iyo setamibi-tiketamum-99m (Cardiolyte) waa laba walxo shucaac ah oo loo isticmaalo tijaabooyinka, oo loo yaqaan "daraasad nukliyeer ah," oo raadinaya xannibaadyada halbowlayaasha wadnaha.
Marka la isku duro thallium ama Cardiolyte dhiigga, inta badan inta lagu jiro baaritaanka wadnaha ee maskaxda , sawirka wadnaha ayaa la samayn karaa taasoo muujinaysa sida dhiigga u socdo qaybaha kala duwan ee muruqa wadnaha. Haddii halbowlaha halbowlaha uu qayb ahaan ama gebi ahaanba xiran yahay, maxaa yeelay CAD-du, muruqyada ay bixiyaan arooraha buka ayaa ku tusaya muuqaal ahaan meel mugdi ah - aag yar oo socod ah ama socodka dhiigga.
Waa maxay Thallium iyo Sestamibi?
Thallium iyo Cardiolite waa walxo shucaac ah oo loo isticmaalay sannado badan oo daraasado sawir-qaadis ah. Marka lagu duro dhiigga, walxahan waxay ku xiran yihiin noocyo unugyo ah, oo ay ku jiraan unugyada muruqyada wadnaha. Baabuur sawir qaad oo gaar ah oo lagu ogaanayo raajo-qaadista ayaa markaa loo isticmaali karaa in lagu sameeyo sawir muruqa wadnaha ah oo soo ururiyey tiallium ama Cardiolyte.
Si kastaba ha ahaatee, tallium iyo Cardiolyte waxay kudhufaan qaybaha muruqyada wadnaha ee leh dhiig oo wanaagsan.
Haddii mid ka mid ah xididdada halbowlayaasha wadnaha la xiro ama la xakameeyo, raajo yar yar ayaa gaari kara murqaha laga helo aroorka xiran.
Sidee Naqshadaha Nukliyeerka Nukliyeerka loo Qabto?
Waqtiga baaritaanka cadaadiska, labada tiallium ama Cardiolite ayaa lagu duraa xididada marka ugu horeysa jimicsiga ugu sarreeya.
Maadada shucaacu waxay markaa isu geyneysaa muruqyada wadnaha, marka loo eego socodka dhiigga ee uu helay muruqaas. Muruqa wadnaha oo qaata socodka dhiigga ee caadiga ah wuxuu ku ururiyaa qadar badan oo tallium / Cardiolite ah marka loo eego muruqyada wadnaha oo ka hortagaya huurada atherosclerotic .
Baaritaanka Thallium / Cardiolyte ayaa sidoo kale loo isticmaali karaa bukaanada u baahan baaritaanka cadaadiska laakiin ma awoodaan inay jimicsi sameeyaan. Xaaladahaas, adenosine waxaa lagu duraa xidid si loo jimicsado jimicsiga. (Adenosine wuxuu keenaa socodka dhiigga si uu u casriyeeyo muruqa wadnaha si la mid ah jimicsi - meelaha leh cirbad xuduud ah waxay u badan tahay in la siiyo dhiig yar oo socod ah mudo yar gudahood ka dib marka laga sooco cirbadda adenosin.
Sawirka wadnaha ayaa markaa ka dib lagu sameeyaa kamarad oo "arki karta" radioactivity oo ay soo saarto tallium / Cardiolite. Laga soo bilaabo sawiradan, qaybo kasta oo wadnaha ah oo aan helin socodka dhiigga caadiga ah (sababtoo ah xannibaadda ku dhaca halbowleyaasha wadnaha) ayaa lagu tilmaami karaa "dhibco madow."
Waa maxay Nuucyada Nukliyeerka Nufuureed ee Wanaagsan?
Isticmaalka tallium ama sawirka perfediyaal ee Cardiolite wuxuu si weyn u kordhiyaa saxnaanta baaritaanka cadaadiska ee lagu ogaado CAD-duka hor istaaga. Tijaabada caadiga ah ee tijaabada talyaniga ah / Cardiolite caadiga ah waa calaamad aad u fiican oo aan jirin wax xannibaadyo ah oo ku dhaca halbowleyaasha wadnaha.
Dhinaca kale, bukaanka leh baaritaanno aan caadi ahayn ayaa waxay u badan tahay in ay leeyihiin xannibaadyo waaweyn.
Daraasada nukliyeerka nukliyarka waxaa lagu isticmaalaa saddex xaaladood oo guud. Marka hore, waxay faa'iido u leeyihiin bukaanada looga shakisan yahay in ay qabaan angina xasilloon sababtoo ah xannibaadyo joogta ah oo ku dhaca halbowleyaasha wadnaha.
Marka labaad, daraasaddan waxaa loo adeegsadaa bukaanada loo daaweeyay caafimaad ahaan (taas oo ah, aan aheyn) oo loogu talagalay angina aan xasilloonayn ama aan ahayn START-da 'myocardial infarction (NSTEMI) , iyo kuwa u muuqday in ay xasiliyaan. Haddii baaritaanada talliyeyaasha / Cardiolyte ay muujinayaan xannibaadyo haraaga ah, waxay u nugul tahay in la sii wado daaweynta caafimaadka kaligeed.
Haddii kale, waa in loo tixgeliyaa for angioplasty iyo stenting , ama qalliinka baaskiilka .
Saddexaad, daraasadahaan waxaa loo adeegsadaa si loo qiimeeyo jiritaanka muruqa wadnaha ka baxsan xannibaad daran oo ku dhaca halbowlaha wadnaha. Haddii muruqa wadnaha uu "iftiimiyo" ilaa xadka tallium / Cardiolyte, ka dibna wali waa qayb ahaan wax-qabad leh - iyo foorarid ama ka gudbidda arooriyaha ayaa laga filan karaa inuu hagaajiyo shaqada wadnaha. Haddii kale, nidaamka revascularization ma la filayo in la bixiyo faa'iidooyin badan.
Waa maxay Dhibaatooyinka Naas-nuujinta Nalalka?
Daraasadahan aan munaasab ahayn waa kuwo amaan ah. Dhibaatada keliya ayaa ah in qadar yar oo shucaac ah loo isticmaalo. Heerka shucaaca ee bukaan-socodka hela waa la dareemay inuu soo saaro khatar aad u yar oo waxyeello ah, iyo in bukaanku si habboon loo doorto faa'idada faa'idada aad uga badan karto khatarta yar.
Ilaha:
Anderson J, Adams C, Antman E, iyo al. Tilmaamaha ACC / AHA 2007 ee loogu talagalay maareynta bukaanka qaba angina aan ciriiri lahayn / non-ST-height of myocardial infarction: Warbixin ka timid College College of Cardiology / Tilmaamaha Qalabka American Heart Association ee Tilmaamaha Tababarka (Guddiga Qoraalka si dib loogu eego Tilmaamaha Maareynta 2002 ee bukaanka qaba Unstable Angina / Isticmaal la'aanta Cudurka Miyakariyaanka): waxaa lagu soo saaray wadashaqeyn lala yeeshay Kulliyaanka Maraykanka ee Dhakhaatiirta Gurmadka ah, Kulliyadda Mareykanka ama Dhakhaatiirta, Bulshada Daawada Xaaladaha Degdega ah, Bulshada Qalitaanka Cudurka Wadnaha iyo Dhibaatooyinka, iyo Bulshada Qalliinka Thoracic. J Am Coll Cardiol 2007; 50: e1
Allman KC, Shaw LJ, Hachamovitch R, Udelson JE. Imtixaanka miyokardiinka iyo saameynta dib-u-celinta qiyaasta cudurka ee bukaanka qaba cudurka halbowlaha wadnaha iyo cilladda fekerka bidix: falanqaynta maadada. J Am Coll Cardiol 2002; 39: 1151.