Iyini i-Cerebral Hyperperfusion Syndrome?

Ukukhathazeka Okuvamile Ngokulandela Ukwelashwa Ukuvimbela Ukushaywa Isisu

I-cerebral hyperperfusion syndrome (CHS) iyinkimbinkimbi engavamile engenzeka ngemva kokuhlinzwa inqubo ebizwa ngokuthi i-carotid arterial revascularization. Inhloso ye-revascularization ukuvimbela ukushaywa okubangelwa ukunciphisa umthambo we-carotid (isitsha segazi esithwala igazi okwenziwe umoya ophethwe yi-oxygen).

Igama elithi hyperperfusion lisetshenziselwa ukuchaza ukunyuka kwengcindezi yegazi ekhulayo okuyisici se-syndrome.

Uma kungaphathwa kahle, i-CHS ingaholela ekuvupheni kobuchopho obukhulu (i-edema), ukuphuma kwegazi, ngisho nokufa.

Indlela i-CHS eyenzeka ngayo

I-carotid artery stenosis ibonakala ngokunciphisa umthambo, okwenza kancane kancane ukugeleza kwegazi ne-oxygen kuya ebuchosheni.

Ngokungafani nesifo esiwumhubhe , okwenzeka lapho umkhumbi uhlakazeka, lolu hlobo lwesifo lubhekwa njengesi- ischemic , okusho ukuthi ubuchopho bunqunywe umoya-mpilo ngenxa yokuvinjelwa noma ukuvinjelwa kwegazi.

Uma kutholakala, odokotela bavame ukwenza enye yezinqubo ezimbili ezihloswe ukuqinisekisa ukunikezwa kwegazi kungaphazamiseki:

Nakuba izinkambiso zombili ziphumelela ekwelapheni i-stenosis ye-arterial, ngezinye izikhathi zingasebenza kakhulu. Uma ukugeleza kwegazi kuvela ngokuzumayo futhi kuvuselelwe ngokugcwele, inethiwekhi yezitsha ezincane nama-capillary angeke ukwazi ukubhekana nakho, ikakhulukazi uma zihlangene futhi zizinzima ngokwabo.

Ukuqhuma okungazelelwe kwegazi kungabangela i-spike enkulu ekucindezelekeni okungaphazamisa izicubu ezinamapulangwe, okubangelwa ukuvuza nokuvuvukala kwendawo. Kwezinye izimo, imithwalo yegazi ingaphula ngokuphelele, okwenza kube nesifo esibi kakhulu-into kanye nokuhlinzwa okuhloswe ngakho ukuvimbela.

Izingozi Zengozi Ezihlobene Ne-CHS

Kulezi zinqubo ezimbili, i-carotid endarterectomy ibhekwa njengendlela ejwayelekile yegolide yokuphatha isifo se-stenosis.

Ingozi yokushaywa yisisu ngokulandela i-endarterectomy kucatshangwa ukuthi ibe ngamaphesenti angamahlanu futhi ngokuvamile ibangelwa lapho ucezu lwe-plaque eliphefumulayo luphela ngesikhathi sokuhlinzwa futhi luvimbela isitsha kwenye ingxenye yengqondo.

Ngisho noma inqubo iphuma ngaphandle kwe-hitch, noma yikuphi okuphakathi kwamaphesenti ayisishiyagalolunye nesishiyagalolunye weziguli kuzothola i-hyperperfusion. Konke okukhulunywe, okungaphansi kwamaphesenti amathathu kwe-carotid endarterectomies kubangelwa yi-CHS enezimpawu.

Izimpawu ze-CHS

Izimpawu ze-CHS zingase zenzeke kubantu abathola ukwanda kwamaphesenti angaphezu kuka-100 ekugezeni kwegazi kuya ebuchosheni obulandela ukuhlinzwa. Zingahle zihambe ngobukhulu kusukela emnene nasezinsukwini ezimbalwa zengozini yokufaka impilo futhi zibandakanye:

Kuncike lapho ukuqhuma noma ukuphuma kwegazi kwenzeka, noma yikuphi inani lezinye izimpawu zezinzwa ezingakhula, kuhlanganise nokulahlekelwa inkumbulo, ukukhubazeka kwenkulumo, ukungafaki ukuphefumula, nezinkinga zemoto.

Ukuvimbela i-CHS

Isici esikhulu kunazo zonke esisodwa se-CHS isifo somfutho we-postoperative. Ngakho-ke, kubalulekile ukuthi noma ubani ophethe i-endarterectomy ahlolwe ngokucophelela ukuze abone inkinga ekuqaleni. Izinketho zokucabangela zihlanganisa i- Dcpleral transcranial , ifomu le-ultrasound elilinganisa ukuvinjelwa kwegazi ebuchosheni.

Ekugcineni, ukungenelela kokuqala kanye nokulawulwa kwengcindezi yegazi kuyingxenye yokuphatha noma ukunciphisa noma yiziphi izimpawu ze-CHS.

> Umthombo:

> Lieb, M .; Shah, U .; ne-Hines, G. "I-cerebral hyperperfusion syndrome ngemuva kokungenelela kwe-carotid: ukubuyekezwa." Ukubukezwa Kwezinhliziyo. 2012: 20 (2): 84-9.