Sitiroko ingayambe kusintha kwakukulu m'masomphenya. Nthaŵi zambiri, wopulumuka pa matenda a stroke amakhala ndi chimodzi chokha, kapena mwinamwake ochepa chabe mwa masomphenya awa amasintha, koma osati onsewo. Izi ndichifukwa chakuti zigawo zosiyana za ubongo zimagwirira ntchito pamodzi kuti zithetse masomphenya. Choncho, malingana ndi kukula ndi malo a stroke, zikhoza kapena zisakhudze mbali zosiyanasiyana za masomphenya.
Hemianopsia wosadziwika: Masewero Owonetsera Kudula kapena Kutaya Chiwonetsero cha Umoyo
Munda woonongeka ndi kutayika pang'ono kwa masomphenya. Kudulidwa kumunda kungayambitse masomphenya kumanzere kapena kumanja, pamtunda wa masomphenya, m'munsi mwa masomphenya, kapena m'madera osiyanasiyana.
Kukhoza kwathu kuwona dziko kumadalira ubongo kuzindikira dziko lozungulira ife ngati ngati nyerere yazing'ono zinayikidwa mwabwino bwino kuti apange pie yonse. Pamene sitiroko imayambitsa hemianopsia yosavomerezeka , maso onsewo amalephera kuwona "magawo omwewo a pie." Choncho kuwonongeka kwa munda kungachititse kuti maso onse asathe kuona mbali ya kumanzere kapena onse awiri sangathe kuona mbali yoyenera kapena onse awiri sangathe kuwona pamwamba kapena kumtunda kumbali.
Kusinthasintha kwakukulu kwa masomphenya omwe amapezeka chifukwa cha kukwapulidwa kumatchulidwa kuti ndi chidziwitso cha hemianopsia ndipo akhoza kufotokozedwa momveka bwino monga hemianopsia wosadziwika bwino, hemianopsia wosadziwika, dzina lapamwamba la quadrant hemianopsia, ndi zina zotero.
Hemianopsia yosagwiritsidwa ntchito mosadziwika ikhoza kuchitika pamene sitiroko imapweteka dera lakale, parietal lobe kapena occipital lobe. Malo enieni a stroke amatsimikizira ndendende malo omwe masomphenya akuwonongeka. Kuwonongeka kwa mbali yakumanja ya ubongo kumapangitsa kuti munthu awonongeke kumbuyo kwake, pamene kuwonongeka kwa mbali ya kumanzere kwa ubongo kumachititsa kuti diso liwonongeke bwino.
Kusamvetseka Kapena Kuwonetsedwa Kwachiwonetsero
Kusanyalanyaza kwachiwonetsero kumakhala kosiyana ndi hamonomous hemianopsia. Kusanyalanyaza kwachiwonetsero ndi chikhalidwe chimene opulumuka ku matendawa samatha kuzindikira zinthu zomwe zimakhala kumbali yakumanzere ya masomphenya.
Kusanyalanyaza kwa mbali imodzi kungakhale yeniyeni (kusanyalanyaza zithunzi) kapena kungangotheka pamene chinthu china chiri mu mbali "yachibadwa" chimapikisana kuti chidziwitse (kutayika kwawonongeka).
Kusamalidwa kosamvetseka ndi kutayika kwachiwonetsero kumachitika nthawi zambiri pamene sitiroko imakhudza lobe yolondola.
Diplopia: Masomphenya awiri kapena Masomphenya Owonetsedwa
Masomphenya awiri ndi zotsatira za kupweteka komwe kumafooketsa minofu ya maso motero diso limodzi silingagwirizane bwino ndi diso lina, kupereka lingaliro la zinthu ziwiri ngati pali chimodzi chokha.
Diplopia ikhoza kukhalapo nthawi zonse, kapena ikhoza kupezeka pokhapokha pamene mukuyang'ana mu njira inayake, mwachitsanzo mukamasuntha maso anu kumanzere, kumanja kapena mmwamba. Kawirikawiri, diplopia ikhoza kuwonetsa kuti masomphenya anu ndi ovuta kapena osadziwika bwino, m'malo moonekera mobwerezabwereza, momwe zifaniziro ziwiri zingagwirizane nazo, zikuwonekera bwino.
Nthawi zambiri, diplopia imayamba chifukwa cha kupwetekedwa kwa ubongo kapena ubongo , ngakhale kuti nthawi zina zikwapu zamatsenga komanso zowonongeka zimatha kupanga diplopia.
Kutaya Masomphenya
Mliriwu ukhoza kuyambitsa kuperewera kwa masomphenya mu diso limodzi, ndipo kawirikawiri, m'maso onsewo. Kutaya kwathunthu kwa masomphenya a diso limodzi kawirikawiri kumachitika chifukwa cha kutsekedwa kwa mitsempha imodzi yomwe imapereka magazi ku diso, mankhwala a ophthalmia kapena nthambi yake yotchedwa retinal artery.
Ena opulumuka pa sitiroko amatha kuona masomphenya m'maso mwawo pambuyo pa kupwetekedwa kokhudza ma lobes a occipital, omwe amadziwika ngati khungu la khungu , zomwe zimatanthawuza kuti maso a wopwetekedwayo akuyang'ana kuwala (ophunzirawo amakhala ochepa poyang'anira kuwala) ngati kuti angathe ndikuwonabe. Koma khungu la khungu, komabe wopulumuka sitiroko sangathe 'kuona' chifukwa ubongo sungathe kuzindikira mauthenga.
Nthawi zina, anthu omwe amatha kuona masomphenya samadziwa kuti sangathe kuwona ngati akutha. Matendawa amatchedwa Anton's syndrome ndipo kawirikawiri amayamba ndi zilonda zomwe zimayambira masomphenya oyambirira mu occipital lobes.
Zizindikiro Zooneka
Kuwonetsa ziwonetsero kumachitika pambuyo pa kupweteka. Hallucinations ndi zochitika kapena malingaliro a zinthu zomwe si zenizeni.
Chinthu chotchedwa Charles Bonnet Syndrome chimakhala ndi zochitika zowonongeka kwa odwala omwe ali ndi vuto la maso chifukwa cha diso kapena vuto la ubongo lomwe limayang'ana njira zowonekera, monga cataracts, glaucoma, stroke, tumor ndi ubongo. Ophunzira omwe ali ndi Charles Bonnet Syndrome amazindikira kuti zinthu zomwe iwo amawona sizili zenizeni.
Kusokonezeka kwa njira yowonekera mu ubongo kumabweretsa mauthenga olakwika owonetsera mauthenga omwe amaperekedwa ku masomphenya omwe ali mu ubongo. Mliri wa masomphenya m'madera onse a ubongo ukhoza kuyambitsa matenda a Charles Bonnet, koma nthawi zambiri amayamba chifukwa cha kupwetekedwa kwa mlingo umodzi kapena onse awiri.
Achromatopsia kapena Loss of Color Vision
Chinthu chosowa chotchedwa achromatopsia ndi kutayika kwa masomphenya a mtundu, zomwe zimachititsa kuti zinthu zikuwoneka ngati zakuda, zoyera, kapena imvi. Chifukwa cha kuwonongeka kwa mbali zingapo za ubongo kapena matenda a chibadwa, ichi ndi chimodzi mwa zinthu zomwe zimawoneka ndi matenda a stroke.
Amaurosis Fugax
Amaurosis fugax ndi kusintha komwe kumagwirizanitsidwa ndi kusokonezeka kwa ischemic (TIA) , yomwe imakhala yachilombo, yomwe imasinthidwa. Zizindikiro zamakono za amaurosis fugax zimaphatikizapo kumveka kuti mthunzi wamdima kapena wosawona umapindula pang'onopang'ono imodzi kapena onse awiri. Nthaŵi zina amarousis fugax imatchulidwa ngati mwadzidzidzi masomphenya kapena kutayika pang'ono masomphenya.
Chinthu chofunikira kwambiri cha amaurosis fugax ndi chakuti chimakula mofulumira. Ichi ndi chifukwa cha kusokonezeka kwa kanthawi kozizira kwa diso, lomwe ndi TIA, loperekedwa ngati chenjezo loyamba. Anthu ambiri omwe amadandaula za zizindikiro zomveka ngati amaurosis fugax amapezeka kuti ali ndi matenda amtundu wa carotid. Pamene chifuwa cha TIA chikuwonekera ndipo amachizidwa ndi mankhwala, sitiroko ingapewe.
Kusintha kwa Masomphenya Osagwirizanitsidwa ndi Stroke
Pali mavuto ambiri omwe masomphenya amachitidwa chifukwa cha maso, maso kapena matenda ena, koma osati kudwala.
- Zowonongeka
Ngati mumawona mawanga omwe "amayandama" nthawi zina, nthawi zambiri izi zimakhala chizindikiro cha matenda a maso a shuga, omwe angachititse masomphenya aakulu kwambiri ngati osasinthidwa. Mukawona malo oyandama, muyenera kupeza chithandizo chamankhwala kuti musathenso kuona masomphenya. - Kuwona Halos Kuzungulira Kuwala
Cataract, yomwe nthawi zambiri imakhala chifukwa cha ukalamba, matenda a shuga kapena kusuta, imapangitsa kuti muzindikire kuti mukuyang'ana mu galasi kapena mitambo. Matendawa amatha kuchiritsidwa bwino. - Pafupi ndi Kuwonedwa Kapena Kulikuda Kwambiri
Mavuto omwe anthu ambiri amakhala nawo pafupi ndi kuyang'ana ndikuwoneka bwino amapezeka chifukwa cha kusayang'ana maso. Anthu omwe akuyang'anitsitsa amakhala ovuta kuyang'ana zinthu zakutali, pomwe anthu omwe akuwoneka akuvutika kuyang'ana zinthu zakufupi. Izi ndi zovuta za chibadwidwe kapena chifukwa cha ukalamba wamba, koma osati stroke. - Masomphenya atatu
Palibe chifukwa chenichenicho chifukwa cha masomphenya atatu. Anthu omwe amati amawona zinthu zambiri angakhale ndi mphamvu ya mankhwala kapena mankhwala osokoneza bongo kapena akukumana ndi matenda a maganizo. - Khungu Lofiira Wofiira
Makhungu ofiira a mtundu wobiriwira amasiyana ndi achromatopsia (pamene munthu sangathe kuwona mtundu.) Khungu lofiira la mtundu wobiriwira ndilo cholowa chochokera kwa chibadwa cha chibadwa.
Mawu Ochokera
Imodzi mwa mphamvu zathu zofunika kwambiri ndi lingaliro la masomphenya. Masomphenya amafuna kugwirizana pakati pa maso ndi ubongo. Mliriwu ukhoza kusintha masomphenya osiyanasiyana, malinga ndi kukula kwa stroke, ndi dera limene ubongo limakhudza. Kukonzekera kwa maonekedwe a masomphenya ndi njira yautali yomwe imafuna kuleza mtima ndi kupitiriza.
> Zotsatira:
> Kumral E, Uluakay A, Dönmez İ. Matenda a Charles Bonnet Wodwala ndi Ogwira Mtima Ogwira Ntchito Occipital Lobe Mphindi: Epileptic kapena Deefferentation Phenomenon? Katswiri wa zamaganizo . 2015; 20 (1): 13-5
> Michael D. Melnick, Duje Tadin, ndi Krystel R. Huxlin. Onaninso kuwerenga kuti muwone m'maso akhungu. Wasayansi . 2016; 22 (2): 199-212.