Chithandizo Chikhoza Kusokoneza Pakati pa Mitundu Yambiri ya SVT
Supraventricular tachcarcardia (SVT) ndi gulu la masewera olimbitsa thupi omwe amachokera m'chipinda chapakati cha mtima. ("Supraventricular" kumangotanthauza "pamwamba pa zinyama.")
Pali mitundu yosiyanasiyana ya SVT, koma kwa munthu amene ali ndi SVT amakonda kumverera mofanana. Kaŵirikaŵiri zimapangitsa kuti phokoso likhale lopweteka, ndipo nthawi zambiri limakhala losauka, ndipo ngakhale kuti silikuwopsyeza moyo, mtundu uliwonse wa SVT ukhoza kukhala wovuta kupirira.
Ngakhale zizindikiro ndi mitundu yonse ya SVT zili zofanana, pankhani ya chithandizo pali kusiyana kwakukulu. Kotero pamene dokotala akuchiritsa munthu ndi SVT, nkofunika kudziwa mtundu wa SVT. SVTs imagawidwa m'magulu awiri akuluakulu: "reentrant" ndi "automatic" SVT.
Reentrant SVT
Anthu ambiri omwe ali ndi SVT abadwa ndi mgwirizano wambiri wa magetsi mu mtima mwawo. Kuyankhulana kwina kotereku kumapanga magetsi oyendetsa magetsi.
Pazifukwa zina, mtima wa magetsi umatha "kulowa" mkati mwa dera lino, ukuzungulira mozungulirira mozungulira. Ndi chipewa chilichonse, mtima watsopano umapangidwa, kutulutsa tachycardia . Mtundu wa tachycardia umene umapangidwa ndi maulendo ena owonjezera umatchedwa reentrant tachycardia.
Mitundu Yowonjezera Yambiri ya SVTs Yowonjezera
Maina operekedwa kwa mitundu yosiyanasiyana ya SVT yowonjezera akhoza kukhala yosokoneza, koma chinsinsi ndi chakuti mayina amasonyeza kumene kugwirizana kwina kuli mkati mwa mtima.
Mitundu yowonjezereka ya SVT yalembedwa apa. Dinani pa chiyanjano kuti muwerenge za makhalidwe enieni a mtundu uliwonse:
- Atrioventricular nodal reentrant tachycardia, kapena AVNRT , kuchititsa pafupifupi 60% ya SVTs onse.
- Tizilombo toyambitsa matenda a Atrioventric, kapena AVRT , mtundu wa SVT umene umaphatikizapo Wolff-Parkinson-White Syndrome (WPW) . AVRT imayambitsa pafupifupi 30% ya SVTs onse.
- Sinus nodal reentrant tachycardia , kapena SNRT, kuchititsa osapitirira 5% a SVTs.
- Intraatrial reentrant tachycardia, kapena IART, ikuchititsanso SVTs zosakwana 5%.
Ngakhale njira zothandizira pa mitundu yonseyi ya SVT yowonjezeramo ikuphatikizapo njira zothandizira anthu kuti azigwiritsa ntchito mankhwala komanso mankhwala, "njira yabwino" yothandizira imadalira kwambiri mtundu womwewo.
Tachycardias yokha
Mtundu umodzi wa SVT sungayambitsidwe ndi kugwirizana kwa magetsi pamtima. Mtundu uwu wa SVT umatchedwa "automatic SVT."
Kawirikawiri, mtima wamtima umayendetsedwa ndi magetsi omwe amapangidwa ndi maselo a "pacemaker" a mtima, omwe ali mu nthenda ya sinus .
Koma pang'onopang'ono SVT, maselo pamalo ena mkati mwa atria amayamba kupanga zofuna zawo zamagetsi, mofulumira kuposa momwe chikhalidwe cha sinus chimakhalira, motero amalandira chiyero cha mtima ndi kupanga SVT yodzidzimutsa.
SVTs mwachindunji ndizochepa kwambiri kuposa SVTs zowonjezera. Kaŵirikaŵiri amapezeka kokha mwa anthu omwe ali ndi matenda aakulu - makamaka matenda a mapapu, hyperthyroidism osayendetsedwa, kapena matenda ambiri ovuta kwambiri omwe angafunike kuchipatala chokwanira.
SVTs mwachangu nthawi zambiri zimakhala zovuta kuti zithetse, chifukwa palibe kugwirizana kwa magetsi komwe kungatheke, ndipo chifukwa mankhwala osokoneza bongo nthawi zambiri sagwira ntchito bwino popondereza izi arrhythmias.
Kotero chithandizo chenicheni cha SVT yodzidzimutsa ndi njira yosawonekera yothandizira, ndiyo, kuchiza matenda ochiritsira aakulu. Pafupipafupi, kamodzi wodwala ndi SVT mwachangu amapezanso zokwanira kuti atulutsidwe kuchipatala chachikulu, arrhythmia satha.
Chinthu chimodzi chodziwika bwino cha SVT chodzidzimutsa si chifukwa cha matenda aakulu ndipo nthawi zambiri zimakhala zovuta komanso zovuta. Izi ndizosavomerezeka sinus tachycardia (IST), zomwe zimayenera zokambirana zake zokha .
Zindikirani: Ngakhale kuti mafilimu oopsa a mtundu wa SVT ndi mawonekedwe a SVT, amawoneka kuti ali m'gulu lake. Werengani apa za matenda opatsirana pogonana .
Zotsatira
Blomström-Lundqvist C, Scheinman MM, Aliot EM, ndi al. Mauthenga a ACC / AHA / ESC othandizira odwala omwe ali ndi mayankho akuluakulu - chidule cha chigamulo: lipoti la American College of Cardiology / American Heart Association Task Force on Practice Guidelines ndi European Society ya Komiti Yokonza Maphunziro Otsogolera Otsogolera (Komiti Yolemba Pangani Malangizo Otsogolera Odwala a Supraventricular Arrhythmias). Kuzungulira kwa 2003; 108: 1871.