IHemianopia

-Delile

• Yiziphi izinhlobo ze-hemianopia?
• Ziyini izimpawu ze-hemianopia?
• Yini ebangela i-hemianopia?
• Itholakala kanjani i-hemianopia?
• Yelashwa kanjani i-hemianopia?
• Uyini umbono?

Kuyini i-hemianopia?

IHemianopia, kwesinye isikhathi ebizwa ngokuthi yi-hemianopsia, iyimpumputhe ngokwengxenye noma ukungaboni emehlweni engxenyeni yensimu yakho ebonakalayo. Kubangelwa ukulimala kobuchopho, kunokuba kube nenkinga ngamehlo akho.

Ngokuya ngesizathu, i-hemianopia ingahlala unomphela noma ibe yesikhashana. Funda ukuze ufunde kabanzi ngezinhlobo ezahlukene ze-hemianopia nokuthi ziphathwa kanjani.

Yiziphi izinhlobo ze-hemianopia?

Kunezinhlobo ezimbalwa ze-hemianopia, kuya ngezingxenye zobuchopho ezihilelekile.

Ingqondo yakho iqukethe amahafu amabili:

• Uhlangothi lwesobunxele. Le ngxenye ithola imininingwane evela kuwo womabili amehlo, iyayicubungula, futhi ithumele amasiginali akuvumela ukuthi ubone uhlangothi olungakwesokudla lomhlaba wakho obukwayo.
• Uhlangothi lwesokudla. Le ngxenye ithola imininingwane evela kuwo womabili amehlo, iyayicubungula, futhi ithumele amasiginali akuvumela ukuthi ubone uhlangothi lwesobunxele lomhlaba wakho obukwayo.

Lezi zimpawu zenziwa ngezinzwa ze-optic, eziwela bese zixhuma endaweni ebizwa nge-optic chiasm.

Ukulimala kolunye uhlangothi lobuchopho noma lezi zindlela zemizwa kungadala izinhlobo ezahlukene ze-hemianopia:

• I-hemianopia engaziwa. Lolu hlobo luthinta uhlangothi olufanayo lweso ngalinye. Isibonelo, ungahle ukwazi ukubona ngaphandle kwesigamu esifanele samehlo akho.
• Heteronymous hemianopia. Lolu hlobo luthinta izinhlangothi ezehlukene zeso ngalinye. Isibonelo, ungahle ukwazi ukubona ohlangothini lwesobunxele leso lakho langakwesokudla nohlangothi lwesokudla leso lakho lesobunxele.

Ziyini izimpawu ze-hemianopia?

Uphawu oluyinhloko lwe-hemianopia ukulahlekelwa uhhafu wenkambu yakho ebonakalayo kwelinye noma kuwo womabili amehlo. Kepha futhi kungadala uhla lwezinye izimpawu, kufaka phakathi:

• ukubona okusontekile
• ukubona kabili
• ubunzima bokuqonda lokho okubonayo
• umbono obonakala ufiphele
• ukuncipha kombono ebusuku
• ukuhambisa umzimba noma ikhanda kude nohlangothi oluthintekile
• ukusangana okubukwayo

Kubantu abaningi abane-hemianopia, izimpawu zabo ziyaqapheleka lapho bezama ukufunda noma ukugxilisa amehlo abo entweni ethile.

Yini ebangela i-hemianopia?

I-hemianopia engaziwa yi-stroke.

Kodwa-ke, noma yiluphi uhlobo lokulimala emithanjeni yakho ye-optic noma ebuchosheni kungaholela ku-hemianopia. Izimbangela ezivamile zalezi zinhlobo zomonakalo zifaka:

• ukulimala okubuhlungu ebuchosheni
• izicubu zobuchopho
• Isifo i-Alzheimer's
• ukuwohloka komqondo
• isithuthwane
• I-lymphoma
• i-multiple sclerosis
• isifo se-baby shaken
• ingcindezi ephezulu ebuchosheni
• i-hydrocephalus
• Ama-aneurysms we-carotid artery

Itholakala kanjani i-hemianopia?

IHemianopia ivame ukutholwa okokuqala ngesikhathi sokuhlolwa kwamehlo okujwayelekile okubandakanya ukuhlolwa kwensimu ebonakalayo. Lokhu kuzosiza udokotela wakho ukuthi anqume ukuthi amehlo akho angagxila kangakanani ezintweni ezithile.

Ngokuya ngemiphumela yokuhlolwa kwakho, udokotela wakho angabheka nangemuva kweso lakho ngokuhlolwa kwe-imaging. Bangadubula nokuqhuma komoya okuncane emehlweni akho ukubheka ingcindezi esemehlweni akho. Lezi zivivinyo zizosiza udokotela wakho akhiphe ezinye izimbangela zenkinga yakho yokubona.

Khumbula, i-hemianopia ivela ebuchosheni bakho, hhayi emehlweni akho. Ukulawula noma yiziphi izinkinga ngamehlo akho kuzosiza udokotela wakho ukuthi afinyelele ekuxilongweni.

Ngokuya ngezinye izimpawu zakho, udokotela wakho angahle futhi ayalele ukuskena kobuchopho nokuhlolwa okuphelele kokubalwa kwegazi ukubheka izimpawu zokulimala kobuchopho.

Yelashwa kanjani i-hemianopia?

Ukwelashwa kwe-hemianopia kuya ngesizathu. Amacala abangelwa ukushaywa unhlangothi noma ukulimala ekhanda angaxazululwa ngokwawo ngemuva kwezinyanga ezimbalwa.

Uma une-hemianopia ngenxa yesimila sobuchopho, umbono wakho ungabuya ngemuva kokuqala ukuthatha imithi noma ukuhlinzwa ukuze ususe noma unciphise isimila.

Kwezinye izimo, i-hemianopia ayilokothi ixazulule. Noma kunjalo, kunezinto eziningana ongazenza ukusiza ukuthuthukisa umbono wakho, kufaka phakathi:

• ngigqoke izibuko zokulungisa ze-prismatic ukusiza ngombono ophindwe kabili
• ukuthola ukuqeqeshwa kokukhokhela umbono ukukusiza usebenzise umbono wakho osele kahle
• kwelashwa ngokwelashwa kokubuyisa ukwenza ngcono ukucutshungulwa kolwazi olubukwayo

Uyini umbono?

IHemianopia ingaba yisimo esikhungathekisayo ngoba imvamisa yenza izinto zansuku zonke, njengokufunda noma ukuhamba, zibe nzima.

Kwezinye izimo, i-hemianopia ixazululwa yodwa ezinyangeni ezimbalwa. Ngenkathi i-hemianopia ingahlala unomphela, izindlela eziningi zokwelashwa zingakusiza ukuthi uvumelane nombono owehlisiwe.

Sebenza nodokotela wakho ukuthola uhlelo oluhle kakhulu lwezokwelapha ukusiza ukuthuthukisa umbono wakho. Ungahlola lezi zinsiza zabantu abanombono ophansi ovela e-American Academy of Ophthalmology.