Video: Dab tsi yog refraction diagnostic?
2024 Tus sau: Michael Samuels | [email protected]. Kawg hloov kho: 2023-12-16 01:44
A refraction Feem ntau qhov kev xeem yog ib feem ntawm kev kuaj qhov muag tas li. Nws kuj tseem yuav raug hu ua kev ntsuas qhov muag. Qhov kev sim no qhia rau koj tus kws kho qhov muag raws nraim li cov tshuaj koj xav tau nyob rau hauv koj lub tsom iav lossis qhov muag lo ntsiab muag. A refractive yuam kev txhais tau tias lub teeb tsis khoov kom zoo thaum nws hla dhau lub lens ntawm koj lub qhov muag.
Ntawm no, yuav ua li cas refractive yuam kev kuaj mob?
A refractive yuam kev tuaj yeem yog kuaj mob los ntawm tus kws kho qhov muag thaum lub sij hawm kuaj qhov muag. Kev sim feem ntau yog hais kom tus neeg mob nyeem ib daim ntawv qhia tsis pom kev thaum kuaj ntau yam ntawm lo ntsiab muag los ua kom tus neeg mob pom kev zoo. Cov duab tshwj xeeb lossis lwm yam kuaj tsis tshua tsim nyog.
Tsis tas li ntawd, plaub qhov kev cuam tshuam tsis zoo yog dab tsi? Cov plaub feem ntau feem ntau refractive yuam kev yog: myopia (nearsightedness): nyuaj rau pom cov khoom nyob deb kom meej; hyperopia (farsightedness): nyuaj rau pom cov khoom ze kom meej; astigmatism: distorted tsis pom kev tshwm sim los ntawm ib tug irregularly nkhaus cornea, lub meej npog ntawm lub qhov muag.
Xav txog qhov no, dab tsi yog qhov qub refractive mob ntawm lub qhov muag?
| Refractive yuam kev | |
|---|---|
| Tshwj xeeb | Ophthalmology |
| Cov tsos mob | Qhov muag tsis pom kev, ob lub zeem muag, mob taub hau, mob qhov muag |
| Hom | Nyob ze-sightedness, deb-sightedness, astigmatism, presbyopia |
| Diagnostic method | Kev kuaj qhov muag |
Dab tsi yog qhov txawv ntawm qhov kev kuaj qhov muag thiab ib qho refraction?
Kev kuaj qhov muag yog qhov tseem ceeb kom nyob twj ywm ntawm kev noj qab haus huv ntawm koj qhov muag . Ib xyoos ib zaug refraction thaum koj kev xeem yog qhov tseem ceeb los txiav txim siab koj lub peev xwm zoo tshaj plaws pom kev . A refraction , kuj hu a kev kuaj pom , yog ib txwm muab thaum lub sijhawm qhov muag kev tshuaj xyuas, thiab nws tau tsim los qhia rau koj tus kws kho mob yog tias koj xav tau daim iav tsom iav.
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