Ukukhubazeka kwesithupha okubizwa ngokuthi i-backal rectus palsy, ukukhubazeka kwesibindi sama-VI noma ukuphazamiseka kwesifo sokukhubazeka kungukukhubazeka noma ukukhubazeka okwesikhashana kwe-nerve okudlulisela izimpikiswano zesisindo kumfutho we-lateral rectus. I-lateral rectus muscle ingenye yezinhlanzi eziyisithupha zamehlo ezilawula ukunyakaza kwamehlo. Umswakama we-lateral rectus ngokuyinhloko uthatha ukudonsa iso emkhatsini wangaphandle, ukugcina iso phakathi nendawo ekhaleni noma ukudonsa iso ngaphandle, elibheke ethempelini.
Njengoba unesifo sokukhubazeka kwesithupha, umuntu angabona kabili.
Izimbangela
Izimbangela zesifo sokukhubazeka kwesithupha zihlukaniswa ngokuqala. Uma isimo sikhona ngesikhathi sokuzalwa, ngokuvamile kubangelwa uhlobo oluthile lokuhlukunyezwa noma ubuningi ebuchosheni. Ukulandela kungabangela ukukhubazeka kwesithupha kubantu abadala:
- Isibungu
- I-Trauma
- Ukugula okugciwane
- Isisu senhliziyo
- Ukuvuvukala kwe-Vascular
- Izifo ezinzima
- I-Migraines
- Ukucindezela okuphakeme ebuchosheni
Ukucindezela okuphakeme ebuchosheni kuyisibonakaliso se- pseudotumor cerebri , isimo esitholakalayo kakhulu emantombazaneni amancane, okweqile kakhulu lapho ukucindezeleka ngaphakathi kobuchopho kwanda kakhulu. Lokhu kuphakamisa kugcizelela ingcindezi futhi kudala ukukhubazeka kwesithupha. Kubantu asebekhulile, imbangela evame kakhulu iyinhliziyo yemvelo. Abantu abaningi abanesifo sokukhubazeka kwesithupha bane-stroke encane emisipha yeso lapho kungenayo igazi elanele futhi baqala ukusebenza ngokungalungile. Izimo ezifana nesifo sikashukela, umfutho wegazi ophakeme noma i-cholesterol ephakeme ziyaziwayo.
Izimpawu
Abantu abaningi abahlushwa isifo sokukhubazeka kwesithupha bazoba nesototro. I-esotropia yisimo lapho iso liwela khona ngaphakathi ekhaleni. Iso liphendukela phambili ngoba irectal lateral ehluleka ukugcina iso eligxilwe ngokudonsa iso ngaphesheya kwe-midline. I-esotropia ijwayele ukubizwa ngaphezulu uma umuntu ebheka ibanga ngokuphambene nokuseduze.
Iziguli zingase zikhononde ngombono ophindwe kabili. Uma isifo sokukhubazeka sesithupha siza ngokuzumayo, iziguli zingase zibone umbono ophindwe kabili. Izingane ezine-backal rectus palsy zivame ukukhokhela kangcono futhi ubuchopho buqeda imifanekiso ukuze kuvele eyodwa kuphela. Enye ingozi yobuchopho obubuyisela kule ndaba yi-amblyopia. U-Amblyopia , obizwa nangokuthi iso elivilaphayo, angathuthuka ngoba omunye wemifanekiso uyasuswa. Ngenxa yalokhu, lelo liso alisetshenziswanga uhlelo lwezinzwa futhi alunge kahle.
Ukwelapha
Ukwelashwa kwesifo sokukhubazeka kwesithupha kuncike ekubambeni. Njengoba kushiwo ngaphambili, izifo zenhliziyo ezifana nesifo sikashukela noma umfutho wegazi ophakeme zingabangela ukukhubazeka kwesithupha. Lezi zinhlobo ze-palsies zivame ukuzixazulula zingakapheli izinyanga eziyisithupha zodwa. Amaphilisi ayisithupha ayisifo esibangelwa ukuhlukunyezwa angase abe ngcono kepha angajwayele ukuxazulula ngokuphelele. Izintuthwane zesithupha ezinomdlavuza obangelwa izimo ezinjenge-pseudotumor cerebri ukuxazulula lapho ingcindezi engasebenzi ingancipha ibe yinto evamile. I-Botox noma i-botulinum injection ye-toxin nayo isetshenziselwa ukwelashwa. Ngokuthakazelisayo, umjovo wenziwa emisipha yomhlanga, imisipha ehambisana nomsizi we-lateral rectus. Lokhu kuvumela ukuthi iso likwazi ukudonsa kalula phakathi nendawo nge-nerve yesithupha yokuphulukisa futhi iboniswe ukutakula ngokushesha.
Ukwelapha Umbono Wesibili
Indlela elula yokuqeda umbono kabili ukumboza noma ukubamba iso elilodwa. Lokhu kufezwa kalula kubantu abadala, kodwa ukugxilisa iso elilodwa kwengane isikhathi eside kungandisa ingozi yokuthuthukisa i-amblyopia. Ukulungiswa kwe-Prism kunqunywe iziguli eziningi. Uhlobo oluthile lwe-press-in prism olubizwa ngokuthi i-Fresnel prism lungasetshenziswa kuma- lens eklasini ukuze kuqedwe umbono ophindwe kabili embonweni oyinhloko (ngokuqondile phambili.) Ngenxa yokuthi ukungalungi kungase kube okuguquguqukayo, umbono obhekene nambili ungase ube nakho ekugqibeleni kwesokudla noma kwesobunxele. Inani le-Fresnel press-on-prism lingancishiswa njengoba izinga lokukhubazeka liba ngaphansi nangaphansi.
> Umthombo:
> Neuro-ophthalmology, Edition 2, T. Liu, G., Volpe NJ, Galetta, SL, 2010.