Yintoni I-Cerebral Hyperperfusion Syndrome?

Kukho Inkxalabo Emva koBucholo Ukukhusela iStroke

I-cerebral hyperperfusion syndrome (CHS) yinto enqabileyo engaxhamliyo eyenzekayo emva kokuqhutyelwa kwenkqubo yokuhlinzwa eyenziwa njenge-carotid arterial revascularization. Injongo ye-revascularization kukuthintela imivimbo ebangelwa ukunciphisa umthambo we-carotid (isitya segazi esithwala igazi elenziwe nge-oksijini).

Ixesha elithi hyperperfusion lisetyenziselwa ukuchaza ukunyuka kwengcinezelo yegazi ephawulekayo yesifo.

Ukuba ayilulwanga kakuhle, i-CHS inokukhokelela ekukhukhuleni kwengqondo (edema), ukuphuma kwegazi, kunye nokufa.

Kwenzeka njani i-CHS

I-starotic ye-carotid yangaphakathi i-stereosis ibonakala ngokunciphisa umthamo, othoba ngokukhawuleza ukuhamba kwegazi kunye ne-oxygen engqondweni.

Ngokungafani nesifo esiyingozi , okwenzekayo xa iinqanawa ziqhekeka, olu hlobo lwesisu lubhekwa njenge- ischemic , oku kuthetha ukuba ubuchopho bunqatshelwe i-oxygen ngenxa yokuthintelwa okanye ukuvalwa kwegazi.

Ukuba ufumanisekile, oogqirha baya kuthi bayenze enye yeenkqubo ezimbini ezijolise ekuqinisekiseni ukunikezelwa kwegazi kungaphazamiseki:

Nangona zombini iinkqubo ziphumelela ekuphatheni i-stenosis ye-arterial, ngamanye amaxesha iyakwazi ukusebenza kakuhle. Xa ukuphuma kwegazi ngokukhawuleza kwaye kubuyiselwe ngokupheleleyo, umnatha weempahla ezincinci kunye nama-capillary angeke bakwazi ukuhlangabezana nayo, ngakumbi ukuba baye baxinwa kwaye bazinzima .

Ukugqithiswa kwegazi ngokukhawuleza kunokubangela i-spike enkulu kwiingcinezelo ezingaphazamisa izicubu ze-vascular, ezibangela ukuvuza nokuvuvukala kwendawo. Kwezinye iimeko, imithwalo yegazi inokupheliswa ngokupheleleyo, kubangela ukubetha okukhulu kweyona nto-into yokuba ukuhlinzwa kwakujoliswe ekuthintela.

Izinto ezinobungozi ezibandakanya ne-CHS

Kwimiqathango emibini, i-carotid endarterectomy ithathwa njenge-standard standard yegolide yokuphatha isifo se-stenosis.

Umngcipheko wokuba uhlangothi olulandelayo emva kokuphela kwe-endarterectomy kuqikelelwa ukuba malunga neepesenti ezintlanu kwaye kubangelwa rhoqo xa iqela le-plaque ephazamisayo liphuma ngexesha lotyando kwaye ikhusela isitya kwenye inxalenye yengqondo.

Nangona inqubo ihamba ngaphandle kwe-hitch, naphi na phakathi kweesithoba ne-14 kweepesenti zezigulane ziya kuba ne-hyperperfusion. Yonke into echazwe, ngaphantsi kweesithathu kweepesenti ye-carotid endarterectomies kubangelwa yi-CHS ebonisa iimpawu.

Iimpawu zeCSS

Izibonakaliso ze-CHS ziyakwenzeka kubantu abafumana amaqondo angaphezu kwama-100 okwandisa ukuphuma kwegazi ukuya kwingqondo elandela ukuhlinzwa. Ziyakwazi ukuhamba ngokukhawuleza ukusuka kumnxeba kunye nesikhashana ukuze kube yingozi ebomini kwaye zibandakanya:

Ngokuxhomekeka apho ukuvuvukala okanye ukuphuma kwegazi kuvela khona, nayiphi na enye inqaku leminye impawu ze-neurological, ezinokuquka ukulahleka kwememori, ukukhubazeka kwentetho, ukungafaki ukukhupha, kunye neengxaki zemoto.

Ukuthintela i-CHS

Into ebaluleke kakhulu yengozi ye-CHS yinkxalabo yexinzelelo. Ngoko ke, kubalulekile ukuba nabani na ophethwe yi-endarterectomy bajongwe ngokukhawuleza ukuchonga ingxaki ekuqaleni. Izindlela zokucinga ziquka iDoppler ye-transcranial , ifomu ye-ultrasound eyenza ukunyuka kwegazi ngqondweni.

Ekugqibeleni, ukungenelela kwangaphambili kunye nokulawula uxinzelelo lwegazi kukuphambili ekulawuleni okanye ukunciphisa naziphi na iimpawu ze-CHS.

> Umthombo:

> Lieb, M .; Shah, U .; kunye neeHines, G. "I-cerebral hyperperfusion syndrome emva kokungenelela kwe-carotid: ukuhlaziywa." Uhlolo lweCarology. 2012: 20 (2): 84-9.