Utano, Mushonga
Vavanongogara ischemic kurwisa
Zvinopfuura ischemic kurwisa, kazhinji kuva pakarepo rinoreva chero zvatichiri deficits regressed zvachose maawa asingasviki maviri nezvina. Tsanangudzo iyi anosiyana kufara uye dzakasiyana-siyana zviratidzo. Zvinofanira kucherechedzwa kuti hurumende haigoni nguva kukonzerwa ischemia. Somuenzaniso, migraine kana zvipusha chirwere pamwe zvatichiri chetsinga kuratidzwa. Kuponesa ischaemia zviratidzo pamusoro awa rimwe zvingaratidza kuti imwe nharaunda uropi infarction inini.
Dzinenge kuratidzwa mamiriro kunoratidza kuti kwacho rinobatanidzwa pathological chikamu icho yaipiwa neropa Via imwe tsinga (pakati chepfungwa, carotid, uye nezvimwe).
Zvinopfuura ischemic kurwisa ane pathophysiological zvigadziriswe. On chokwadi ichi inoratidza stereotypical hunhu, nguva uye kakawanda idzokororo Zvikamu.
Somuenzaniso, pfupi (gumi uye isingasviki miniti), idzokororo (kubvira mashanu kagumi pazuva), mumwe mhando tichibatwa kusimba yose ruoko kana ruoko pamwe pamberi (kana kusavapo) nenzwi zvirwere zvingaratidza proximal aienda kana occlusion pamusoro tsinga, achiperekedzwa kushayiwa mu rubatso ropa rakawanda. Izvi ezvinhu kunotungamirira zvatichiri ischemia ari cortex nevakomana hemisphere. Zvisinei, Ukuwo, mumwe yechiitiko kutaura rebipolar uye kusimba ruoko kana chiningoningo panguva maawa gumi ari kuchengetwa peropa aibuda yakaderera nokuda embolism. Pamwe chete ichi pamwe nokuita infarct nharaunda iri kuruboshwe frontal akafukidza.
Chenjera ischemic Shamhu mudziva rimwe rakapinza arteries hunokonzera kukura lesion, isingadariki mumwe sendimita. mamiriro ichi runotaurwa sezvo transiently-lacunar ischemic kurwisa. Vamire basilar-vertebral hurongwa, mune nyaya kana vaiva Mugumisiro distal (bilateral) kana proximal basilar tsinga stenosis mu vertebrates, kazhinji akaratidza nzwa dzungu zvitsinga, dysarthria uye zvakaratidzwa kaviri.
Saka, zvinopfuura ischemic kurwisa kushatiriswa zviviri: embolism uye ainyanya kukoshesa samadonhwe eropa zvitengeswa. Muchiitiko chokutanga, mamiriro ari mashandiro iri pachena. To muduku kumwero kudzidzwa chiitiko Tia nechekumashure omunharaunda rutapudzo ropa wedzerai muuropi. In fungidziro zvose, nokuderedza inflow nokuda arterial stenosis kana occlusion ane yakaoma dhigirii. Zvikuru ndiye kushaya anondibatsira ropa kuyerera kusvika akananga ischemia. Uyezve, zvinokosha kuti kufungawo elasticity ari mudziyo rusvingo, ropa viscosity uye zvimwewo. Zvinopfuura Kurwisa ischemic zvakadaro siyana anoonekwa vechokwadi, kureva, sezvo Zvikamu havasi embolic mavambo.
State kubva atanga zvachose. Zvisinei, chitarisiko chavo inyevero pamusoro mukana wokuti sitiroko mune ramangwana. Saka pathophysiological zvigadziriswe ava vaviri inoti vanofanira kunzi pamwechete. Zvinofanira kucherechedzwa kuti chiremba haasi kukwanisa kupa varwere kutarisira ine zvinopfuura ischemic kurwisa, asingazivi ayo zvinokonzera. Kana ichi ezvinhu zvinokosha kuisa kuzivikanwa chaizvo.
Rokumanikidzirwa muchipatara akafumura varwere vakuru kwemakore uye une zvichemo pamusoro yapfuura makore mashanu (pasina kufungisisa zera)-shanu makumi mana. Kurapa inoratidzwa kuti zvemwoyo, kusanganisira atherosclerosis, pashure hapana mazuva anopfuura maviri kubva nguva kuti pakanga kupfuura ischemic kurwisa. Treatment rinoitwa muchipatara pashure anodiwa pakutsvakurudza mabasa kuitira kusimbisa syndrome. Zvipatara anokanda pa kudzivisa dzokororo mamiriro, uyewo panowanikwa sitiroko, kurwiswa mwoyo.
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