Stricture

Vasoconstriction - a-enweghị nchịkwa na ọnọdụ, triggered site na ìgwè ke n'ime mgbidi nke vaskụla atherosclerotic e dere ede. Ha na-guzobere si sel ọbara, onya anụ ahụ, cholesterol na ndị ọzọ ọdụdụ bekee. Na mmụba nke ihe e dere ede na-adị vasoconstriction, nke na-egbochi nkịtị ọbara oruru. Ke adianade do, ha nwere ike na-etolite-egbochi mkpụkọ na-akpalite zuru mkpọchi nke akwara.

Otu n'ime ndị kasị dị ize ndụ na-esi nke thrombus guzobere na ihe e dere ede na-eme ka vasoconstriction, bụ ha nwere ike pụọ ná mgbidi. "Na-ejegharị" site n'ọbara, ha nwere ike iru ụbụrụ. N'ọnọdụ dị otú ahụ, ọ na-emepe emepe embolism, nke na-akpalite ihe ischemic ọrịa strok. N'ihe banyere bilateral ọnya nke carotid akwara ize ndụ nke dị otú ahụ na-ekwu, na-ukwuu ụba.

vasoconstriction - nnọọ nwayọọ ọrịa. Nke a bụ n'ihi na mebere enweghị ọ bụla ngosipụta kasị ọrịa. N'otu oge mmepe nke ihe ịrịba ama nke ọrịa dị ịrịba ama enwekwu ihe ize ndụ nke ischemic ọrịa strok.

Dị ka omume na-egosi, ndị kasị susceptible ka ndị dị otú ahụ a na steeti ndị na-atherosclerosis, ọrịa shuga, ọbara mgbali elu, ibu oké ibu na ịṅụ sịga na ịṅụ abụba oriri.

Ọ ga-kwuru na mmetụta nke oké mkpa ọbara mgbali na vaskụla ahụ ike. Nkezi n'oge clinically ọrịa ekewa nkebi. Ná mmalite na mmepe nke ọrịa akara adahade ejighị n'aka ọbara mgbali, pụrụ hụrụ na a nkịtị mgbali atua. Ke akpa ogbo, ndị ọrịa na-emekarị mkpesa nke ogwe, ike ọgwụgwụ, ụra na-enwe nsogbu, ihe mgbu na isi na obi, na ndị ọzọ na-ahụkarị ihe mgbaàmà. On ule kpughere e wezụga ịmanye, n'ọnọdụ ụfọdụ, a nta na-abawanye na-ekpe ventricle, nakwa dị ka a vasoconstriction nke fundus na obere veins.

Agba nke abụọ e ji persistent ọbara mgbali amụba nsogbu. Otú ọ dị, n'elu mgbaàmà nwere ike ịbụ na-erughị akpọ, ọ bụ ezie na mgbe na-egosipụta isi ọwụwa, mkpụmkpụ nke ume, dizziness. E nwekwara a ezi rịaworo obi mgbu kama ihe ọhụrụ ọdịdị. On ule kpughere na-abawanye na-ekpe ventricle, akwara fundus ukwu narrowed, na-egosi ihe ịrịba ama nke multiple sclerosis.

N'ihi na-achọpụta ọrịa na nzube, nchọpụta nke stenoses Doppler ultrasound nke isi ngalaba nke akwara nwere ike ga-eji na isi, Lee ma ọ bụ MRI. Dabere na nnyocha na ya pụta na-kenyere ezigbo ọgwụgwọ N'ezie.

Ọ ga-kwuru na nkà mmụta ọgwụ ọgbara nwere iji kpochapụ ọrịa ụzọ. Otú ọ dị, ndị kasị ala na a nwayọọ nwayọọ na ọgwụgwọ nke vaskụla isi iji stenting.

Na a usoro, a warara akwara ibe setịpụrụ pụrụ iche metal tube na mejupụtara mkpụrụ ndụ. Ngosi nke stent mụbaa ka a arịa mgbidi na-eme ka ekemende nọgidere na-enwe na steeti a. N'ihi na nke a na e nwere mma ọbara mgbasa ma weghachi esịtidem lumen nke akwara.

Ịkpa aka a rụrụ iji a local ná Nkụnwụ na-ekwupụtakwa na-emekarị ọ dịghị ihe karịrị iri isii nkeji. Mgbe ụfọdụ, ọrịa nwere ike na-enweta na-ekpo ọkụ mgbukepụ na isi, dọkịta nwere ike ịjụ onye ọrịa na-akpali ya aka na ụkwụ.

The ọrụ na-agwụ agwụ site ikpofu vaskụla nyo, na-edu catheter na balloon (ma ọ bụrụ na-etinyere). Stan na-ekpe na akwara na-ịnọgide na-enwe ya na gbasaa ụdị. Mgbe aka n'oge ụbọchị ọrịa na-atụ aro a pụrụ iche mode nke nnabata bụ n'ihi na ime-adabere.