Hypoplasia nke nri vertebral akwara: adakarị akụkụ na ọgwụgwọ

Na-akpọ "nri vertebral akwara hypoplasia" na omume nke na nkà mmụta ọgwụ na-ezo aka a kpọmkwem enweghị nchịkwa ọnọdụ ji underdevelopment nke arịa, nke bụ a n'ihi nke mmetụta na hemodynamics na ụbụrụ, karịsịa na azụ nke ya ngalaba, nke a kpụrụ si gburugburu nke Willis arịa ya efere. Nọmalị, a onye mepụtara abụọ vertebral akwara, nke alaka si subclavian akwara na-eduzi na okpokoro isi kpọmkwem usoro ha na-ahọrọ. vaskụla ebe atụmatụ ke cervical spain bụ na ha na-discontinuous na a pụrụ iche ọwa na-kpụrụ site ọnụnọ nke n'olulu ke vertebral transverse Filiks nke cervical vertebrae C7 C2. N'ogo nke abụọ cervical vertebral akwara forms a siphon (n'ahụ ekwe) iji belata ọbara usu-efegharị efegharị na usu mgbali tupu abanye cranial oghere. Na nke a, hypoplasia nke vertebral akwara na-ọtụtụ ugboro ugboro hụrụ na saịtị nke alaka ebe si a ibu arịa na-ekwe oge.

Ihe kachasi mkpa n'ime echiche nke "hypoplasia nke nri vertebral akwara" na pathogenesis usoro

N'okpuru hypoplasia pụtara hypoplasia arịa e ji a ịrịba ibelata nke lumen na saịtị nke ya akụkụ ọkpụkpụ kanaal. Nke a ibelata jikọtara ndị mebiri nke n'olu akụkụ na spinal kọlụm, na-eduga na a ngwa ngwa Mee-elu nke ihe mgbaàmà. Ọ adịkarịghị ada ada na-aghọta na isi na-abụghị pụrụ iche nnyocha, dị ka ihe siri ike onye ọrịa ahụ mkpesa bụ na ihe mgbu na cervical mpaghara. Otú ọ dị, hypoplasia nke nri vertebral akwara na ụzọ adịghị jikọrọ cervical mgbu, n'ihi na nke a n'ogo na ọ dịghị enye alaka, nke pụtara na olu ọchịchị nwere ike na-enwe ischemia ruru ya mgbochi. N'ihi na mgbazi bụ isiokwu bụ isi daa ọrịa, sochiri vertigo mgbaàmà akwụsị na ha onwe ha.

N'ezie, maka nchoputa nke enweghị nchịkwa mkpa na-eduzi ụkpụrụ nke mkpa, ebe ọ bụ na deformation nke cervical vertebrae ọrịa nwere ike ghọọ otu na abụọ nsụgharị. Ndị dị otú ahụ a usoro a na-akp na oge na-ewe a otutu ihe mma n'ihi compensatory ike nke ndị na-emebibeghị ọbara arịa na-amụba ha lumen. Pathology na mmasị a obere uru n'ihi na pụrụ iche circuit ngwaọrụ ụbụrụ mgbasa, na kpamkpam wuru a obosara anastamozirovanii akwara. Na nke a, naanị posterior ebe nke ụbụrụ na esiwe na cerebellum nwere ike na-ata ahụhụ n'okpuru a bilateral vertebral akwara hypoplasia.

Akwụ ụgwọ hypoplasia nke n'ahụ ọrụ

Ọ bụrụ na e nwere ihe ndị dịpụrụ adịpụ hypoplasia nke nri vertebral akwara, mgbaàmà na-agụnye a ọnụ ọgụgụ nke ndị na-abụghị kpọmkwem ihe mgbaàmà na-erukwa na dị ka a N'ihi nke ọtọ ọrịa nke ọbara esenyịn n'azụ nke ụbụrụ. N'eziokwu, ọ bụrụ na ya emee, usoro bụ n'ụzọ doro anya decompensated na-achọ ịwa ahụ ọgwụgwọ. Otú ọ dị, ka a ghọta na, dị ka ogologo dị ka ụbụrụ na-adịghị enwe ọbara erughi dị otú ahụ daa ọrịa dị ka hypoplastic nri vertebral akwara, ọgwụgwọ kwesịrị ịgụnye naanị pharmacological mmadụ na-eme ihe nile nke ọbara bed.

Hypoplasia nke nri vertebral akwara: nchoputa

Ịghọta nke ọrịa na-rụrụ na mbụ ule site a ọkà mmụta ọrịa akwara. Ha na-sonye na akaụntụ mkpesa discoordination, obere na-ada mbà, ebu na-ebili. Eleru ha, nakwa dị ka ohere nke ọnụnọ nke na-enwe nsogbu na ihe owuwu nke cervical spain, a ọkà mmụta ọrịa akwara nwere ike iziga a ndidi na ultrasound nnyocha nke vertebral akwara. Na nke a na mmachi lumen karịa 2 mm n'obosara (ejikari 3.6 - 3,8 mm) - a doro anya na-achọpụta ọrịa na-egosi morphologically ikwado ọnụnọ nke ọrịa. Ọ nwekwara ike-rụrụ, na angiography na iche ochichi.