IHemianopia

Umxholo

• Zeziphi iintlobo zehemianopia?
• Ziintoni iimpawu zehemianopia?
• Yintoni ebangela ihemianopia?
• I-hemianopia ichongwa njani?
• Inyangwa njani ihemianopia?
• Yintoni imbonakalo?

Yintoni hemianopia?

IHemianopia, ngamanye amaxesha ebizwa ngokuba yi-hemianopsia, kukungaboni kakuhle okanye ukulahleka kwamehlo kwisiqingatha sentsimi yakho ebonakalayo. Kubangelwa ngumonakalo wengqondo, kunokuba yingxaki ngamehlo akho.

Kuxhomekeke kwisizathu, i-hemianopia inokusisigxina okanye ixeshana. Funda ukuze ufunde ngakumbi malunga neentlobo ezahlukeneyo ze-hemianopia kunye nendlela baphathwa ngayo.

Zeziphi iintlobo zehemianopia?

Kukho iintlobo ezimbalwa ze-hemianopia, kuxhomekeke kumalungu engqondo abandakanyekayo.

Ingqondo yakho iqulethe iziqingatha ezibini:

• Icale lasekhohlo. Esi siqingatha sifumana ulwazi kuwo omabini amehlo, siyenze, kwaye sithumele imiqondiso evumela ukuba ubone icala lasekunene lehlabathi lakho elibonakalayo.
• Icala Elilungile. Esi siqingatha sifumana ulwazi kuwo omabini amehlo, siyenze, kwaye sithumele imiqondiso evumela ukuba ubone icala lasekhohlo lehlabathi lakho elibonakalayo.

Ezi miqondiso ziqhutywa ngemithambo-luvo ye-optic, enqumlayo ixhume kwindawo ebizwa ngokuba yi-optic chiasm.

Ukonakala kwelinye icala lobuchopho okanye ezi ndlela zemithambo-luvo kunokubangela iintlobo ezahlukeneyo ze-hemianopia:

• Igama hemianopia. Olu hlobo luchaphazela icala elinye leliso ngalinye. Umzekelo, unokukwazi ukubona kwisiqingatha esifanelekileyo samehlo akho onke.
• Ihemeteropia engaziwayo. Olu hlobo luchaphazela amacala ahlukeneyo esweni ngalinye. Umzekelo, unokukwazi ukubona kuphela icala lasekhohlo leliso lakho lasekunene kunye necala lasekunene leso lakho lasekhohlo.

Ziintoni iimpawu zehemianopia?

Olona phawu lubalulekileyo lwe-hemianopia kukuphulukana nesiqingatha sentsimi yakho ebonakalayo kwelinye okanye omabini amehlo. Kodwa inokubangela noluhlu lwezinye iimpawu, kubandakanya:

• umbono ogqwethekileyo
• umbono kabini
• ubunzima bokuqonda into oyibonayo
• umbono obonakala unciphile
• ukuncipha kombono ebusuku
• ukuhambisa umzimba okanye intloko kude kwicala elichaphazelekayo
• ukubona izinto ezingekhoyo

Kubantu abaninzi abane-hemianopia, iimpawu zabo ziyaqapheleka ngakumbi xa bezama ukufunda okanye ukugxila kwinto yabo.

Yintoni ebangela ihemianopia?

Umntu we-hemianopia ongaziwayo ubethwa sistroke.

Nangona kunjalo, naluphi na uhlobo lomonakalo kwimithambo-luvo yakho yengqondo okanye ingqondo inokukhokelela kwi-hemianopia. Izizathu eziqhelekileyo zezi ntlobo zomonakalo zibandakanya:

• ukwenzakala kwengqondo ebuhlungu
• amathumba engqondo
• Isifo se-Alzheimer
• Isifo sengqondo esiyingozi
• ukuxhuzula
• lymphoma
• isifo sokugubhuka
• isifo somntwana esishukumisayo
• uxinzelelo oluphezulu kwingqondo
• haycecephalusi
• Iimpawu zemithambo ye-carotid

I-hemianopia ichongwa njani?

IHemianopia ihlala ifunyanwa okokuqala ngexesha lovavanyo lwamehlo oluqhelekileyo olubandakanya uvavanyo lwentsimi ebonakalayo. Oku kuya kunceda ugqirha wakho ukuba aqonde ukuba amehlo akho angajonga njani kwizinto ezithile.

Kuxhomekeka kwiziphumo zovavanyo lwakho, ugqirha wakho unokuthi ujonge ngasemva kweliso lakho ngovavanyo lokucinga. Banokudubula nokugqabhuka komoya omfutshane emehlweni akho ukujonga uxinzelelo ngaphakathi kwamehlo akho. Olu vavanyo luya kunceda ugqirha wakho akhuphe ezinye izizathu ezinokubangela ingxaki yakho yombono.

Khumbula, i-hemianopia ivela kwingqondo yakho, hayi ngamehlo. Ukulawula nayiphi na imiba ngamehlo akho kuya kunceda ugqirha wakho ukuba afumane ukuxilongwa.

Ngokuxhomekeke kwezinye iimpawu zakho, ugqirha wakho unokuyalela ukuba kuhlolwe ingqondo kunye novavanyo olupheleleyo lwegazi ukujonga imiqondiso yokonakala kwengqondo.

Inyangwa njani ihemianopia?

Unyango lwe-hemianopia luxhomekeke kwisizathu. Amatyala abangelwa kukubetha okanye ukwenzakala entloko anokuzisombulula ngokwabo emva kweenyanga ezimbalwa.

Ukuba une-hemianopia ngenxa yethumba ebuchotsheni, umbono wakho ungabuya emva kokuba uqale ukuthatha amayeza okanye utyando ukuze ususe okanye unciphise ithumba.

Ngamanye amaxesha, i-hemianopia ayisombululeki. Nangona kunjalo, zininzi izinto onokuzenza ukunceda ukuphucula umbono wakho, kubandakanya:

• ukunxiba iiglasi zokulungisa i-prismatic ukunceda ngombono ophindwe kabini
• ukufumana uqeqesho lokuhlawulwa kombono ukukunceda usebenzise umbono oseleyo ngokufanelekileyo
• uphantsi konyango lokubuyisela umbono ukuphucula ukuqhubekekiswa kolwazi olubonakalayo

Yintoni imbonakalo?

IHemianopia inokuba yimeko ephazamisayo kuba ihlala yenza izinto zemihla ngemihla, ezinje ngokufunda okanye ukuhamba, kube nzima.

Ngamanye amaxesha, i-hemianopia isombulula yodwa kwisithuba seenyanga ezimbalwa. Ngelixa i-hemianopia inokuhlala isigxina, iindlela zonyango ezininzi ezinokukunceda uhlengahlengise umbono ophunguliweyo.

Sebenza nogqirha wakho ukufumana isicwangciso sonyango olungcono ukunceda ukuphucula umbono wakho. Unokuzijonga kwakhona ezi zibonelelo zabantu abanombono ophantsi kwiAmerican Academy yeOphthalmology.