U-Angina ubhekisela ezinkomba (ngokuvamile ubuhlungu besifuba noma ukuhluleka kwesifuba) okukhiqizwa yi- ischemia yengxenye yesisu senhliziyo - okungukuthi, lapho imisipha yenhliziyo ingatholi oksijini okwanele. Isizathu esivamile kakhulu se-angina yisifo se- coronary artery (CAD) .
Yini Angina Enamandla Angina?
Uma udokotela ehlonza i-angina, isinyathelo esilandelayo ukucacisa ukuthi "siphephile" noma "angenakuqina" angina.
Angina engazinzile - lapho izimpawu zenzeka khona, noma ngokuzikhandla okuncane, noma ngemvamisa engavamile - ngokuvamile uhlobo lwe- acute coronary syndrome , futhi kufanele lithathwe njengesimo esiphuthumayo sezokwelapha. I-angina engazinzile ibangelwa ukuphuka kwesikhala se- atherosclerotic .
Ngenhlanhla, iningi labantu abane-CAD banamathele angina .
I-angina enesibindi ibangelwa i-plaque eqinile engazange iphule, kodwa kunalokho iveza ukuvinjelwa okuyingxenye, okunamandla emgodini we-coronary. Lokhu kuvinjelwa okuyingxenye ngokuvamile kuvumela ukugeleza kwegazi okwanele kuze kube semisipha yenhliziyo ngezikhathi zokuphumula, ngakho-ke ekuphumuleni akukho angina. Noma kunjalo, ukuvinjelwa okuyingxenye futhi kubeka ukugeleza kwegazi okuphezulu umthamo uyakwazi ukuhlinzeka. Ngakho-ke, ngezinye izikhathi lapho imisipha yenhliziyo idinga ukusebenza kanzima, njengokwenziwa komzimba ngokomzimba noma ukucindezeleka ngokomzwelo, ukugeleza kwegazi akukwazi ukwandisa ngokwanele ukuhlangabezana nezidingo ezikhuphuka emzimbeni wenhliziyo.
Umsila-okhethwe yi-oksijini waba ischemic, futhi i-angina ivela.
Uma ukuzama ngokomzimba kumiswa - mhlawumbe ngenxa yokuthi isiguli siqala ukubhekana ne-angina - i-oksijeni edingwa yinhlitiyo yenhliziyo ishuka phansi kuze kufike ezingeni layo eliyisisekelo. Kungakapheli imizuzu embalwa, i-ischemia ixazulula futhi i-angina iyahamba.
Izici ze-Stable Angina
Iziguli ezinama-angina azinzile azikho izimpawu nhlobo ngenkathi ziphumula noma ngesikhathi somsebenzi omnene, ngoba ukugeleza kwegazi kuya ezinhlungwini zenhliziyo kuyanele ngaphansi kwalezi zimo.
U-Angina ngokuvamile usebenza ngokuzikhandla, futhi ngokuvamile ngendlela ephindaphindiwe futhi ebikezelwe. Ngokwesibonelo, umuntu onama-angina ozinzile angabona izimpawu kuphela lapho egibela ukuhamba ngezinyathelo ezimbili, noma ngemuva kokuhamba okungaphezu kwezingxenye ezintathu.
Ngenxa yokuthi i-angina enhle ijwayele ukuphindaphindiwe, odokotela bangase basebenzise ukuhlolwa kokucindezeleka ukuze benze ukulinganisa okunzima kwezinga lokuvimbela okwenziwa yi-plaque. U-Angina okwenzeka emva kwemizuzwana engu-30 ku-treadmill kungenzeka ukuthi ibangelwe yi-plaque eveza izithiyo eziningi. Uma i-angina ivele ngemva kwemizuzu engu-10, izinga lokuvimba lingase libi kakhulu.
Ngokufanayo, ukuhlolwa kokucindezeleka kwe-serial kungasetshenziselwa ukwahlulela ukwanela kokwelashwa, nokunikeza isiguli umqondo othile wokuzikhandla okukhulu abangakwenza ngaphandle kwe-ischemia yenhliziyo.
Ukwelapha u-Angina oqinile
Inhloso yokwelapha i-angina esinezinzile iphinde ibe kathathu: ukukhulula noma ukunciphisa izimpawu ze-angina, ukuzama ukuvimbela ukuqhubeka okuqhubekayo kwama-atherosclerotic plaques, nokuzama ukuvimbela imiphumela embi kakhulu ye-CAD - okungukuthi, i- myocardial infarction , ukwehluleka kwenhliziyo , kanye ukufa.
Ukwelashwa okudingekayo ukufeza zonke lezi zinhloso kungaba nzima, futhi kuhilela ukufaka izinqumo ezithile zokwelapha ezibalulekile.
Noma ubani onokungena kufanele aqonde izinkinga ezihilelekile ekwenzeni lezi zincumo.
Imithombo:
Fihn SD, Gardin JM, Abrams J, et al. 2012 I-ACCF / AHA / ACP / ATS / PCNA / SCNA / I-STA / Isiqondiso se-STS sokuxilongwa nokuphathwa kweziguli ezinesifo senhliziyo esisimeme: isishwankathelo esiphezulu: umbiko we-American College of Cardiology Foundation / i-American Heart Association emithethweni yokuziphatha, kanye ne-American College of Physicians, i-American Association ye-Thoracic Surgery, i-Preventive Cardiovascular Nurses Association, i-Society for Cardiovascular Angiography and Interventions, kanye neNhlangano Yabahlengikazi BamaTrracic. Ukujikeleza ngo-2012; 126: 3097.