Ese uzi iby'aka kazu gato mu bwonko? (Uruziga rwa Willis) Reka tubiganireho!

Wigeze wumva 'Circle of Willis'? Ahari muganga wawe yarabikubwiye, cyangwa wabibonye muri raporo y'abaganga. Mu by'ukuri ni igice cy'ingenzi cyane cy'ubwonko bwacu. Ni nk'uburyo buto bw'umutekano. Noneho, reka tuganire muri make ku cyo iyi '(Circle of Willis)' ari cyo n'icyo ikora, sibyo?

'Uruziga rwa Willis' ni iki?

None se `(Uruziga rwa Willis)` ni iki? Mu magambo make, ni urusobe rw'imitsi y'amaraso iherereye munsi y'ubwonko bwacu, mu gice cyo hasi. Imeze nk'impeta, cyangwa ishusho y'impande eshanu (`(Pentagon)`) . Hari imitsi ibiri y'ingenzi iha ubwonko bwacu amaraso meza kandi akungahaye kuri ogisijeni. Umwe ni `(Imitsi y'imbere ya Carotid)` , undi ni `(Imitsi y'inyuma ya Vertebral)` . Rero iyi `(Uruziga rwa Willis)` niho iyi mitsi ibiri y'ingenzi ihurira. `(Imitsi y'imbere ya Carotid)` ahanini itanga amaraso imbere y'ubwonko, naho `(Imitsi y'inyuma ya Vertebral)` ahanini itanga amaraso inyuma y'ubwonko.

Iyi yitwa 'impeta ya Willis' ikomoka ku muhanga mu by'imiterere y'umubiri witwa Thomas Willis. Ni we wadufashije kuvumbura byinshi kuri iyi miterere. Nanone yitwa andi mazina, urugero:

• ` (Uruziga rw'imitsi yo mu bwonko)` (Uruziga rw'imitsi yo mu bwonko)
• (Willis Polygon)` (Willis Polygon)
• ` (Uruziga rwa Willis)` (Uruziga rwa Willis)

Ibi ni nk'aho ubwonko bwacu butagize icyo bugeraho , uburyo bwo kwirinda. Tekereza, niba umwe muri iyi miyoboro ibiri y'amaraso yangiritse, urugero, bitewe no guturika k'umuyoboro w'amaraso mu bwonko (Brain Aneurysm) cyangwa indwara yo mu bwonko ifata imitsi yo mu bwonko, ubundi buryo bushobora gutanga amaraso muri icyo gice cy'ubwonko cyangiritse binyuze muri iyi (Circle of Willis). Ntabwo ari ibintu bitangaje?

Ese buri wese (Circle of Willis) ni umwe? Cyangwa hari itandukaniro?

Ariko dore ikibazo. Si buri wese ufite "Uruziga rwa Willis" rutunganye. Nk'uko abashakashatsi babivuga, munsi ya kimwe cya kabiri cy'abaturage bafite uruziga rwose. Ibyo bivuze ko hashobora kubaho impinduka nto mu miterere yarwo. Iyo ibyo bibaye, turwita "Uruziga rwa Willis rutuzuye" .

Hari impinduka ebyiri zikunze kugaragara cyane, cyane cyane mu mitsi y'amaraso yitwa Anterior Communicating Artery, iherereye imbere ya Circle of Willis:

• Fenestration: Ibi bishobora kugira ingaruka ku baturage muri rusange bagera kuri 21%. Fenestration ni igihe umutsi w'amaraso wigabanyamo kabiri, ukagenda intera ngufi, hanyuma ukongera kwiyunga. Ni nk'umuhanda ucikamo kabiri hanyuma ukongera kwiyunga.
• `(Gukoporora)` (Gukoporora):Ibi bigira ingaruka ku bantu bagera kuri 18%. "Guteranya amaraso" bivuze ko imiyoboro ibiri y'amaraso itangirana ukwayo igakora umuyoboro umwe w'amaraso.

Noneho ushobora kuba urimo kwibaza uti 'Bite se niba umuryango wanjye wa Circle of Willis na wo utuzuye?' Ntugahangayike. Nubwo umuryango wawe wa Circle of Willis waba utuzuye, ushobora kubaho ubuzima bwiza nta kibazo. Akenshi ntabwo bigira ingaruka cyane ku mikorere y'ubwonko bwawe. Ariko, niba urwaye indwara y'imitsi yo mu bwonko, nka stroke, ingaruka z'ubwo busembwa zishobora kuba zikomeye kurushaho. Iki si ikintu dushobora guhindura nkana. Ibi bigenwa n'uburyo imitsi yacu y'amaraso ikorwa mu gihe cy'uruhinja , ni ukuvuga igihe tukiri mu nda.

Ni mu rugero rungana iki igice cy’inyuma (Circle of Willis) kitagira ishingiro?

None se, iyi "Circle of Willis" yuzuye ikunze kugaragara ite? Mu by'ukuri, abashakashatsi bemeza ko ikunze kugaragara cyane. Ariko biragoye kuvuga neza uburyo ikunze kugaragara. Kuko, si buri wese ugira "ikizamini cya `(Scan)` cyo mu bwonko. Ni muri "Scan" nk'iyo gusa imiterere y'iyi "(Circle of Willis)" igaragara neza. Dukurikije ubushakashatsi butandukanye, iyi "(Circle of Willis)" ishobora kuba ituzuye hagati ya 50% na 90% by'abantu bakuru . Ibyo bivuze ko abantu benshi bayigira ifite itandukaniro rito.

Ni iyihe nshingano y'Uruziga rwa Willis mu by'ukuri?

Reka noneho tuvuge neza gato ku ruhare rw'iyi '(Circle of Willis)'. Tekereza kuri iyo '(Rondabout y'imodoka)' aho imihanda myinshi ihurira.

Buri mutsi ugize `(Uruziga rwa Willis)` umeze nk'umuhanda. Hari `(Umuhanda munini)` ibiri, ni ukuvuga imihanda ibiri itwara amaraso menshi. Iyo ni sisitemu ya `(Imitsi ya Carotid y'imbere)` yavuzwe haruguru, na sisitemu ya `(Imitsi yo mu Mugongo)`. Indi mihanda mito iri muri `(Uruziga rwa Willis)` irahuza, igakora uruziga ruhuza iyo mihanda ibiri minini kandi rwemerera amaraso (ni ukuvuga ibinyabiziga) gutemba.

Akamaro k'ibi ni uko iyo habayeho 'inzitizi' cyangwa 'impanuka' itunguranye kuri uwo muhanda munini (ni ukuvuga umuyoboro munini w'amaraso utanga amaraso mu bwonko), undi muhanda ushobora kohereza amaraso mu gice cy'ubwonko cyagize ikibazo binyuze muri uyu muhanda. Mu magambo make, kugira 'Circle of Willis' yuzuye bivuze ko hari indi nzira (`(Inzira yo Kunyuramo)`) ishobora gukoreshwa mu gihe habayeho kuziba cyangwa ikibazo.

Niba ufite `(Circle of Willis)` yuzuye, ishobora kukurinda indwara zimwe na zimwe zikomeye. Cyane cyane indwara zigira ingaruka ku mitsi y'amaraso iri muri `(Circle of Willis)`. Urugero:

• Ibinure byinjira mu miyoboro y'amaraso (Atherosclerosis)
• Kuva amaraso mu bwonko (urugero, bitewe n'igikomere (Kuva amaraso mu bwonko))
• Indwara y'imitsi ya Carotid / Stenose y'imitsi ya Carotid
• Kubyimba kw'imitsi y'amaraso mu bwonko (Vasculitis yo mu bwoko bwa Central Nevasculitis)
• Umutsi w'amaraso wacitse mu bwonko (Ruptured Brain Aneurysm)
• Igisebe cy'imitsi
• Indwara y'ihungabana ry'igihe gito (TIA) cyangwa indwara ya “mini-stroke”

Ariko, niba ufite "Uruziga rwa Willis" rutari rwuzuye, imikorere y'urwo ruziga ntikora neza. Hanyuma, mu ndwara zifitanye isano n'imitsi y'amaraso yo mu bwonko nk'iyi, ibyago byo kugira ingaruka mbi biba byinshi cyane, cyane cyane mu gihe cy'indwara yo mu bwonko.

Aha hantu (Circle of Willis) haherereye he?

Ushobora kandi gushaka kumenya neza aho iyi `(Uruziga rwa Willis)` iherereye. Iherereye ku `(Ishingiro ry'ubwonko bwawe)`, mu mwanya uri hanze gato y'ingingo z'ubwonko (`(Umwanya wa Subarachnoid)`). Iherereye hafi y'igishishwa cya `(Indwara ya Pituitary)` yacu, munsi gato ya `(Hypothalamus)`. Nanone, imyakura myinshi yo mu mutwe (`(Imitsi yo mu mutwe)`) inyura hafi y'iyi `(Uruziga rwa Willis)`.

Ni ryari nkwiye kubaza muganga ibi (Circle of Willis)?

Noneho ushobora kuba wibaza uti 'Ni ryari nzumvise ibi '(Circle of Willis)' bivuye kwa muganga wanjye?' Hashobora kuba hari impamvu nyinshi zibitera:

• Niba ufite aneurysm yo mu bwonko: Itsinda rya Willis ni hamwe mu hantu hakunze kugaragara cyane mu bwonko aho aneurysm ikura. Abashakashatsi bavuga ko hafi 85% by'aneurysm yo mu bwonko ibera mu gace k'amaraso imbere ya Circle ya Willis.
• Niba ufite stroke: stroke ishobora guterwa no kuziba cyangwa kuva amaraso mu mitsi y'amaraso iri muri Circle of Willis.
• Niba ufite indwara ya Moyamoya: Iyi ni indwara idasanzwe mu bwonko. Ibaho iyo imitsi y'amaraso yo mu bwoko bwa Circle of Willis, itanga amaraso imbere mu bwonko bwawe, igenda igabanuka cyangwa igafungwa buhoro buhoro.
• Niba ufite 'Subclavian Steal Syndrome': Ibi bibaho iyo 'Subclavian Artery' yawe (imitsi yo mu gatuza) igabanutse cyangwa igafunga. Hanyuma 'iba' amwe mu maraso agomba kujya mu bwonko bwawe binyuze mu 'Vertebral Artery' (umutsi munini w'amaraso uri mu 'Circle of Willis').
• Niba ubaga ubwonko bwawe: Mu gihe cyo kubagwa kuri iki gice cy'ubwonko bwawe - urugero, kugira ngo uvure aneurysm cyangwa ikibazo kiri mu gahu ka pituitary - hari ibyago bike byo kwangirika kwa Circle of Willis yawe n'ibice by'ingenzi biyikikije. Iyo Circle of Willis ubwayo yangiritse, ishobora gutuma amaraso anyura mu bwonko (Brain Ischemia) cyangwa igatakaza amaraso burundu (Infarction).
• Niba ukoze isuzuma ry'ubwonko:Niba wakorewe isuzuma ry’ubwonko, nka angiogram yo mu bwonko cyangwa MRI yo mu bwonko (Magnetic Resonance Imaging), raporo yawe ishobora kuba irimo ibisobanuro birambuye kuri Circle of Willis n’imiterere yayo.

Bigenda bite iyo (Circle of Willis) ihagaritswe?

Tekereza uko byagenda iyo haba hari ikintu cyazibye muri iyi '(Circle of Willis)'. Birashoboka cyane ko iyo bibaho, '(Stroke)' ishobora kubaho. Ariko, nk'uko nabivuze mbere, niba ufite '(Circle of Willis)' yuzuye, ishobora kukurinda ku rugero runaka ibimenyetso bikomeye by'indwara yo mu bwonko.

'Circle of Willis Syndrome' ni iki?

Abaganga bamwe n'abavuzi bavuga kandi ko `(Indwara ya Moyamoya)` yavuzwe haruguru yitwa `(Uruziga rw'indwara ya Willis)`. Irindi zina rya `(Indwara ya Moyamoya)` ni `(Gufungana kw'uruziga rwa Willis)`.

Ni iki twakora kugira ngo iki (Circle of Willis) kigire ubuzima bwiza?

None se, ni iki twakora kugira ngo iyi "Circle of Willis" n'indi mitsi y'amaraso mu bwonko ikomeze kugira ubuzima bwiza? Ikintu cy'ingenzi ni ukugenzura ibintu bishobora gutera indwara z'imitsi yo mu bwonko niba ubyifite. Ibi bintu bishobora gutera ibyago ni ibi:

• Umuvuduko ukabije w'amaraso
• Kolesteroli nyinshi
• Diyabete `(Diabete Mellitus)`
• Indwara z'umutima
• Umuhangayiko udashira
• Umubyibuho ukabije
• Indwara yo kunywa itabi / Nikotine
• Indwara yo gukoresha inzoga

Ni ingenzi cyane kuganira na muganga wawe ku buryo bwo kwifata muri izi ndwara.

Reka twibuke (Ubutumwa bwo kujyana mu rugo)

None se, ni ibihe bintu by'ingenzi twavuzeho uyu munsi?

"Uruziga rwa Willis" ni uburyo butangaje bw'imitsi y'amaraso iri mu nsi y'ubwonko bwacu iha amaraso ubwonko. Ni nk'umuyoboro w'umutekano.

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Si buri wese ufite iki kibazo cyuzuye, kandi ibyo ni ibisanzwe. Nta kintu cyo guhangayikishwa cyane niba kituzuye, ariko muri zimwe mu ndwara zo mu bwonko, ibyago bishobora kuba byinshi kurushaho.

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Igikuru ni ukubaho mu buryo butuma ubwonko bwacu bukomeza kugira ubuzima bwiza kandi bukarinda indwara nka stroke. Ibyo bivuze kugira ingeso nziza no kugenzura ibintu byavuzwe haruguru bishobora gutera indwara.

Abantu benshi bashobora kutazigera bumva ibyerekeye '(Circle of Willis)' yabo. Ariko, niba ufite ikibazo cy'ubwonko, nka '(Aneurysm)' muganga ashobora kuba yarabivuze.Niba muganga wawe avuze ijambo ry'ubuvuzi utumva, ntugatinye gusaba ibisobanuro. Ufite uburenganzira bwo kumenya ibirimo kuba mu mubiri wawe.

Impeta ya Willis, imiyoboro y'amaraso mu bwonko, indwara yo gucika kw'imitsi, impeta y'imitsi yo mu bwonko, imiyoboro y'amaraso mu bwonko, ubuzima bw'ubwonko, aneurysm