Video: Dab tsi ua rau lub zeem muag qis dua?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
Peripheral Tsis Pom Kev . Ua ntawm qhov muag tsis pom kev tuaj yeem ua rau me me zoo li mob taub hau los yog vitreous floater, mus rau qhov hnyav dua, zoo li lub qhov muag tawm lossis lub qog pituitary. Lwm yam ua suav nrog glaucoma, mob hlab ntsha tawg, retinitis pigmentosa, thiab lub paj hlwb aneurysms.
Dhau li, dab tsi ua rau muaj teeb meem nrog lub zeem muag sab nraud?
Cov xwm txheej feem ntau uas ua txom nyem peripheral pom kev yog glaucoma thiab retinitis pigmentosa. Lub sijhawm dhau los, qhov kev ntsuas no tuaj yeem ua tau puas cov hlab ntsha optic, uas yog cov hlab ntsha uas xa cov ntaub ntawv pom los ntawm lub qhov muag mus rau lub hlwb. Qhov ntau puas lub optic paj hlwb ua, ntau dua puas rau peripheral pom kev.
Kuj Paub, yog vim li cas ib puag ncig lub zeem muag tsis meej? Peripheral pom kev . Peripheral pom kev tsis muaj zog hauv tib neeg, piv nrog lwm cov tsiaj, tshwj xeeb tshaj yog ntawm qhov txawv xim thiab cov duab. Qhov no yog vim qhov ntom ntawm cov receptor cells ntawm cov retina yog qhov loj tshaj ntawm qhov chaw thiab qis tshaj ntawm cov ntug.
Ib sab ntawm qhov no, qhov kev poob ntawm qhov muag ib puag ncig zoo li cas?
Lub zeem muag sab nraud tuaj yeem yog piav qhia raws li txhua yam koj pom ntawm sab thaum saib ncaj nraim ua ntej thiab tsis tig koj lub taub hau ib sab - thiab thaum qhov peev xwm ntawm koj li tau ploj zuj zus, nws raug xa mus raws li 'qhov pom kev 'los yog' qhov muag tsis pom kev '.
Yuav ua li cas yog tias koj plam koj lub zeem muag ib puag ncig?
A common ua poob ntawm peripheral pom kev (tseem hu ua ib puag ncig qhov tsis zoo ntawm thaj chaw) yog cov hlab ntsha puas tsuaj los ntawm glaucoma. Qhov muag "cwj nrag" (occlusions) uas thaiv cov ntshav ib txwm muaj rau qhov muag sab hauv, suav nrog cov optic paj hlwb, thiab tau coj kom poob ntawm peripheral pom kev.
Pom zoo:
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2040 lub zeem muag ntawm daim duab qhov muag yog dab tsi?
Yog tias koj muaj 20/40 lub zeem muag, nws txhais tau tias koj yuav tsum nyob ze li 20 ko taw kom pom tus neeg uas pom kev zoo ib yam tuaj yeem pom ntawm 40 ko taw. Tsab ntawv loj tshaj plaws ntawm daim ntawv qhia qhov muag feem ntau sawv cev rau qhov acuity ntawm 20/200 uas yog txuam nrog lub sij hawm 'lawv dig muag.' Koj yuav raug hais kom nyeem cov ntawv ib lub qhov muag ib zaug