Ngezinye izihlandlo ze- cardiac arrhythmias zingabangela isizukulwana esingaqhelekanga sesimo sengqondo esingaqhelekanga ukusuka kwintliziyo. Xa le miqondo engaqhelekanga iqhuma ngokukhawuleza, i- tachycardia (ixabiso lentliziyo elikhawulezayo) livela. I-Tachycardias ebangelwa isizukulwana esingaqhelekanga sesimo sengqondo sombane esibizwa ngokuthi "i-tachycardias ngokuzenzekelayo."
Izizathu
Igama elithi tachycardia lithetha nje intlawulo yenhliziyo engaphezu kwama-100 beats ngomzuzu.
Kukho izizathu ezintathu eziqhelekileyo ze-tachycardia:
- I-tachycardia yesiqhelo (okanye i-sinus tachycardia) yinto eqhelekileyo yinkoliso yethu namhlanje. Iyenzeka kuba i- node ye-sinus ikhawuleza isantya apho ivelisa iimpembelelo zombane ekuphenduleni ukunyanzelisa okanye uxinzelelo. (Kukho ke, uhlobo lwesinus tachycardia engavumelekanga, ebizwa ngokuba yi- sinus engalunganga, okanye i-IST .)
- I-tachycardia engenayo i-arrhythmia ye-cardiac eyenziwa ngumbane ongaqhelekanga kwindawo ethile entliziyweni eyenza isiphaluka esinamandla. Ukubuyisela i-tachycardias ukuqala nokuyeka ngokukhawuleza kwaye kungekho sizathu esicacileyo, kwaye ngokuqhelekileyo kubakho kubantu abaphilile ngokupheleleyo.
- I-tachycardias ngokuzenzekelayo ayifaki isiphaluka sombane esingaqhelekanga kodwa kunoko, kubangelwa isizukulwana sogxininiso sombane ukusuka kwenye indawo ngaphandle kweyodode ye-sinus. La ma-arrhythmias adla ngokubonakala kubantu abanobugqirha obuzinzileyo.
Iimpawu
Kwi-tachycardias ngokuzenzekelayo, iiseli kwindawo ethile ngaphakathi kwintliziyo ziqala ukuvelisa iimpembelelo zabo zombane ngokukhawuleza kunokuba i-node ye sinus iyenze, ngaloo ndlela ithatha isigqi sentliziyo kunye nokuvelisa i-tachycardia.
I-tachycardias ngokuzenzekelayo ingaba yintsika (ebizwa ngokuthi "i-atrial tachycardia e-othomathiki," oko kuthetha ukuba iiseli "ezizenzekelayo" zifakela ngaphakathi kwe-atria), okanye i- ventricular ("i-tachycardia yokuzisebenzisa ngokuzenzekelayo," apho iimvakalelo ezingavamile zombane zivela kwii-ventricles).
Ukongezelela, i-tachycardia ekhethiweyo yenzeke xa iimeko ezingavumelekanga zivela kufuphi ne- AV node , e kufuphi "nekhonkco" ye-atria kunye nee-ventricle).
Ngokuhluke kakhulu kwi-tachycardias, kwakhona i-tachycardias ngokuzenzekelayo ibonakala kakhulu kubantu abagula kakhulu. Kungenxa yokuba iintlobo ezahlukeneyo zokugula ezinzima zingenza izimo eziyimfuneko kwintliziyo ukuvelisa iimvakalelo ezingavamile zombane.
Ngokukodwa, i-arrhythmias ezizenzekelayo zivame ukuvela kubantu abanesifo esiphuthumayo sesifo samaphaphu (njenge- pulmonary embolus okanye i-pneumonia), i- myocardial infarction (intliziyo ye-infarction) , okanye abantu abanokungaqhelekanga okungaqhelekanga kwisimo sabo somzimba-njengokuba negazi eliphantsi kwe-oxygen amanqanaba, i-potassium ephantsi okanye i-magnesium yegazi, okanye amanqanaba aphezulu kakhulu e-adrenalin.
Ngenxa yoko, i-tachycardias ngokuzenzekelayo ibonakala ngokugqithiseleyo kwizigulane ezingaqinisekiyo kwisibhedlele esibhedlele, ngokukodwa kubantu abagulayo ngokwaneleyo ukuba babe kwiiyunithi zokunyamekela.
Kukho ukungafani kule patheni eqhelekileyo, nangona kunjalo. Isimo esinqabileyo esibizwa ngokuba yi-tacycardia ye-atrial ngokuzenzekelayo (ebizwa nangokuthi "i-ectopic atrial tachycardia") inokuvela kubantu abancinci, abantu abanempilo. Ngokungafani ne-reachrant tachycardia ye-atrial, le meko ihlala iqhubeka ibe yindawo ephakathi kwaye ingakhokelela ekuphelelweni kwentliziyo ye-tachycardia.
Olu hlobo lwe-tacycardia ye-atrial eqhubekayo ngokuqhelekileyo lugcinwe ngonyango lokuphulukisa .
Unyango
Ngokuqhelekileyo, unyango osebenza ngokuthe ngqo kwi-tachycardia ngokuzenzekelayo ukuchonga nokuguqula ingxaki yonyango. Emva kokuba imeko yomphunga, isimo senhliziyo, okanye ukungaqhelekanga kwezinto eziqhelekileyo zizinzile, i-arrhythmia iyahamba. Ngoko phantse kuzo zonke iimeko, unyango lwe-tachycardias ngokuzenzekelayo luza kuzinzisa ngokukhawuleza i-disorder ye-medical disorder.
Ngokuqhelekileyo, xa umntu ophethe i-tachycardia ngokuzenzekelayo enempilo ngokwaneleyo ukuba ashiye isibhedlele, i-arrhythmia sele isisombululo.
Akukho sizathu sokuqwalasela ukusebenzisa izidakamizwa ezingapheliyo, okanye olunye unyango lwexesha elide elijoliswe ekuphatheni i-arrhythmias yenyama. Ukuthintela nayiphi na enye i-arrhythmias yinto yokuthatha nayiphi na inyathelo enokuthi ikhusele ukuphindaphinda kwengxaki yonyango eyenza i-arrhythmia kwindawo yokuqala.
ILizwi
I-tachycardias ngokuzenzekelayo ibangelwa isizukulwana sokuzimela kombane ukusuka kwenye indawo entliziyweni. Banokucingwa njenge-cardiac arrhythmia ngenxa "yomsindo" weeseli zentliziyo, ngokuqhelekileyo ngenxa yesimo esibi kakhulu sezempilo. Ngokuqhelekileyo, la ma-arrhythmiya ayahamba xa imeko yezokwelapha iphantsi iphathwa ngempumelelo, kwaye akukho nonyango olude lwexesha elidlulileyo olufunekayo.
> Imithombo:
> I-Astridge PS, iKaye GC, i-Perrins EJ. Iindlela ezikhoyo kunye nokuphuhliswa kwexesha elizayo Kwi-Automatic Tachycardia Ukuvavanywa nokuxilongwa. I-Br Heart J 1993; 70: 106-1 10.
> Fogoros RN, Mandrola JM. Iintliziyo ezingavumelekanga. Ku: I-Fogoros 'Electrophysiologic Testing, 6, uJohn Wiley & Son, Oxford, 2017.
> Moore JP, Patel PA, Shannon KM, et al. I-Predictors ye-Myocardial Recovery Kwi-Tachycardia yezilwanyana-I-Cardiomyopathy. Ingoma yeRhythm 2014; 11: 1163.
> Poutiainen AM, Koistinen MJ, Airaksinen KE, et al. Ubuninzi kunye neNdalo yeNdalo ye-Ectopic Atrial Tachycardia. I-Eur Heart J 1999; 20: 694.