Ii-Complexes zasePrimary zangaphambili (PACs)

Uhlobo oluqhelekileyo lweCardiac Arrhythmia

Izakhiwo ze-atrial zangaphambili, okanye i-PACs, "zongezelelekileyo" iintliziyo eziphakamileyo ngaphakathi kwe-atria yentliziyo. I-PAC yintlobo eqhelekileyo ye- cardiac arrhythmia . Enyanisweni, ii-PAC ziqhelekile kangangokuba abantu abaninzi baya kuba nazo ngezihlandlo.

I-Heart Heart Rhythm

Isiqhelo senhliziyo esivamile silawulwa yisakhiwo esincinci esibizwa ngokuba yi-node yesusus, esecaleni kwinqanaba le-heart.

I-node ye-sinus ivelisa uphawu lombane oluqalisa intliziyo kunye nokulawula izinga lentliziyo.

Ngokuqhelekileyo, i-sinus node "ikhupha" le miqondo yombane phakathi kwama-50 ne-90 ngamaxesha ngomzuzu. Xa intliziyo yomntu ilawulwa yi-node ye sinus kule ndlela eqhelekileyo, oogqirha bahlala bebiza ngokuthi "ishythm eqhelekileyo."

Yintoni eyenza i-PACs?

Ii-PAC zisenjenjalo (oko kukuthi, ngaphambi kwexesha) iimpembelelo zombane eziveliswa ngaphakathi kwe-cardiaac atria, kodwa kungekhona kwi-node ye-sinus. I-PAC iphazamise okwesikhashana isiqhelo sesinus ngokuqhelekileyo ngokufaka intliziyo "eyongezelelweyo". Ngenxa yokuba i-PAC inakho "ukusetha kabusha" i-node ye sinus, ngokuqhelekileyo ikhefu elifutshane ngaphambi kokuba intliziyo eqhelekileyo ilandeleke. Ngoko ii-PAC zivame ukubonwa nje ngokuba "ukugquma" kwintliziyo.

Ukuba uxelelwe ukuba unama-PAC, ungaqiniseka ukuba uninzi. Phantse wonke umntu unabo.

Kuhlolisiso olulodwa lwabadala abangama-1700 abanempilo, i-99% yayinenani elilodwa le-PAC kwiiyure ezingama-24 zokubeka esweni.

Kubaluleke kangakanani ii-PAC?

Ii-PAC ngokubanzi zinenani elincinci lonyango, kwaye zijongwa (ngokufanelekileyo) ngoogqirha njengento eyahlukileyo.

Nangona kunjalo, kwiminyaka yakutshanje, oogqirha baye bafunda ukuba ii-PAC zingaba zibalulekileyo kubantu abaneziqulatho ze- fibrillation ye-atrial .

Kwamanye abantu abane-fibrillation ye-atrial, ii-PAC zicingelwa ukuba ziqalise iziqephu ze-arrhythmia. Ngenxa yalesi sizathu, ezinye zeenkqubo zokuqhelisa ezisetyenziselwa ukhathaza i-fibrillation ye-atrial zijoliswe ekupheliseni i-PACs.

Nangona kunjalo, iyanciniseka ukuba kwininzi yabantu abanayo, ii-PAC azikho nto eyaziwayo yezokwelapha kwaye azibandakanyi nengozi.

Iimpawu ngePACs

Ngethamsanqa (becinga ukuba baqhelekile), kwininzi yabantu abantu aba-PAC ababangeli naziphi na iimpawu.

Sekunjalo, abanye abantu baya kuba neengxaki , apho zihlala zichaza "ukunqabana" kwintliziyo, okanye ukubetha kwentliziyo eqhelekileyo. Ukufumana i-palpitations ne-PACs kunokwenzeka emva kokusela utywala, ucuba, i-caffeine, okanye imishanguzo enezinto ezikhuthaza.

UkuPhatha iiPAC

Ngaphandle kokuba i-PACs yomntu icingelwa ukuba ibangela iziqwenga ze-fibrillation ye-atrial, cishe "ayimfuneko" ukuyiphatha.

Nangona kunjalo, ngamanye amaxesha umntu uya kuba nama-palpitations angenakuthoxiswa kwi-PACs, kwaye unyango luya kuba lunqwenelekayo. Indlela efanelekileyo yokuphatha ii-PAC kukugwema izinto (utywala, i-caffeine, iteksi, njl. Njl) ebonakala ngathi yenza iimpawu zibe zibi nakakhulu.

Ngokuqhelekileyo, ii-PAC ziphazamisa ubomi bomntu ukuba kulungele ukuzama ukuzikhusela.

Iibet blockers zinganceda ukunciphisa iimpawu ze-PAC kwabanye abantu, kwaye ngokubanzi zicetyiswa njengenyathelo lokuqala xa unyango lubona luyimfuneko. Izidakamizwa ze-Antiarrhymic zingasebenza ekunciphiseni i-PACs, kodwa ezi ziyobisi zihlala zinobutyhefu kwaye azikhuthazwa kwi-PAC ngaphandle kokuba zibangele iimpawu ezinzima kwaye ezingenakuze zixhomekeke.

Ukuphelisa iindawo ze-atria ezivelisa i-PACs ngoku ziyafezeka, kodwa olu hlobo lonyango luyingozi kwaye lubeka umngcipheko weengxaki ezinzulu.

I-ABlating PACs isoloko igcinwe kuzo ezo zigulane apho ii-PAC ezibangela i-arrhythmiya enzulu, njenge-fibrillation ye-atrial.

ILizwi

Ii-PAC ziqhelekileyo, kwaye ziphantse zihlala ziphazamise ngokupheleleyo - ngoko ngaphandle kokuba kukho isizathu esihle kakhulu sokwenza okunye, ukugqithisa ngokugqithiseleyo kukubahamba bodwa.

Ngoko ukuba unayo i-PAC eveza iipilpitations, uya kufuna ukuthetha nodade wakho ngaphambi kokuba uvumelane naluphina unyango olunamandla kunokuba utshintshe indlela yokuphila.

> Imithombo:

> Brooks AG, uRangnekar G, uGanesan AN, et al. Iimpawu zee-Ectopic Triggers ezihambelana ne-Paroxysmal ne-persistent Fibrillation ye-Atrial: Ububungqina benguNguqulelo. I-Heart Rhythm 2012; 9: 1367.

> Chong BH, Pong V, uLam KF, et al. IiNgxube ze-Atrial zangaphambili eziqhelekileyo Zilungiselela ukuvela kwintsholongwane yeArivri kunye neziganeko ezimbi zeCardiovascular. Europace 2012; 14: 942.

> Conen D, uAdam M, uRoche F, et al. Ulwahlulo lwe-Atrial Premature kwi-General Population: Iziganeko eziqhelekileyo kunye neengozi. Ukuhamba ngo-2012; 126: 2302.