Lub qhov muag yog ib qho tshwj xeeb ntawm lub cev uas pab txhua tus neeg taug kev hauv qhov chaw, kom paub lub ntiaj teb. Nws yog nws leej twg tuaj yeem muab cov ntaub ntawv tiav tshaj plaws txog yam uas nyob ib puag ncig peb. Yog li ntawd, ntau yam kev pom kev tsis pom kev tsis tsuas yog ua rau tsis xis nyob xwb, tab sis kuj tuaj yeem cuam tshuam rau tus neeg thiab ua rau nws tsis muaj kev ntseeg siab.
myopia thiab farsightedness yog ib qho kev tsis pom kev zoo.
Txoj kev ntawm myopia
Myopia (nws yog dab tsi, koj tuaj yeem kawm los ntawm kab lus no), lossis, hauv lwm lo lus, myopia yog qhov tsis pom kev uas ib tus neeg tuaj yeem pom cov khoom zoo tsuas yog nyob ze, thiab cov nyob deb, nws pom kev phem. Nyob rau hauv cov ntaub ntawv no, lub tsom xam ntawm daim duab ntog tsis nyob rau ntawm lub retina nws tus kheej (uas tshwm sim nyob rau hauv ib txwm pom), tab sis nyob rau hauv pem hauv ntej ntawm nws. Qhov no txhais tau hais tias cov rays yog refracted ntau tshaj qhov tsim nyog.
Tus kab mob no tshwm sim hauv txhua tus neeg thib peb hauv ntiaj teb.
Cov tsos mob tseem ceeb ntawm kev tsis sib haum
Myopia (uas tau piav qhia saum toj no) yog tus cwj pwm los ntawm kev tsis pom kev tshwj xeeb. Ntxiv rau qhov tseeb tias ib tug neeg tsis pom cov khoom zoo nyob deb ntawmKoj tus kheej, myopia yog tus yam ntxwv los ntawm cov tsos mob hauv qab no:
- contours ntawm cov khoom yog qhov muag plooj;
- lub ntiaj teb uas nyob ib puag ncig tus neeg mob sib koom ua ke;
- ze ze qhov muag tsis raug kev txom nyem.
Raws li theem ntawm tus neeg lub myopia, cov duab zoo ntawm cov khoom nyob deb tuaj yeem sib txawv ntawm cov kab lus me me kom ua tiav qhov muag plooj, qee zaum txawm li ob peb meters deb.
Thaum tus neeg muaj myopia ua ke nrog astigmatism, cov tsos mob tuaj yeem yog:
- ob lub zeem muag;
- distortion ntawm cov qauv ntawm cov khoom;
- kab ncaj tuaj yeem pom tau tias nkhaus.
Degrees ntawm myopia
Myopia hauv cov menyuam yaus thiab cov neeg laus tuaj yeem sib txawv:
- Kev puas tsuaj me me (tsawg dua 3 diopters) qhia tias qhov ntev ntawm qhov muag yog kwv yees li 1 hli ntau dua li qhov qub, thaum cov khoom ntawm cov khoom yog qhov muag me ntsis.
- Qib Nruab Nrab (tsawg dua 6 diopters) yog tus yam ntxwv ntawm qhov muag uas ntev dua li qub. Raws li txoj cai, nyob rau hauv cov neeg no, daim nyias nyias thiab cov hlab ntsha ntawm lub qhov muag yog heev stretched, uas ua rau retinal dystrophy. Lub zeem muag zoo yog khaws cia ntawm qhov deb ntawm 20-30 cm.
- High degree (ntau dua 6 diopters) yog theem hnyav tshaj plaws hauv kev txhim kho myopia. Lub qhov muag nrog cov teeb meem zoo li no tau hloov kho, lub retina yog thinned hnyav. Qhov no kuj siv tau rau choroid. Tus neeg mob muaj peev xwm paub qhov txawv cov ntiv tes ntawm caj npab ntev, tab sis nyeem tsuas yog nyob ze ntawm lub qhov muag,tsis ntau tshaj 10 cm.
Qhov kev ua txhaum loj dua, qhov thinned thiab elongated daim nyias nyias ntawm lub qhov muag.
Risk yam ua rau kev puas tsuaj
Qhov laj thawj tseem ceeb vim li cas menyuam yaus thiab cov neeg laus tuaj yeem tsim myopia yog:
- genetic predisposition;
- ua kom cov ntaub so ntswg tsis muaj zog;
- ntau dhau ntawm qhov muag (nyeem ntawv hauv lub teeb pom kev tsis zoo, hauv kev thauj mus los, siv sijhawm ntau nyob rau pem hauv ntej ntawm TV lossis computer);
- kev raug mob txhua yam (thaum yug menyuam lossis lub hlwb puas);
- tsis muaj qee yam kab mob uas ua rau kev sib txuas ntawm sclera (tshwj xeeb, qhov no yuav tsum muaj zinc, tooj liab thiab chromium).
Txoj kev tawm tsam
Myopia (nws yog dab tsi, piav qhia saum toj no) yog ib yam kab mob uas teb tau zoo heev rau kev kho thiab kho. Muaj ntau txoj hauv kev uas pab tshem tawm qhov tshwm sim ntawm tus kab mob:
- Kev kho. Txoj kev kho mob no suav nrog kev siv cov tsom iav lossis cov tsom iav, nyob ntawm qhov mob hnyav. Cov iav tuaj yeem siv los ua tus kho kom ruaj khov, lo ntsiab muag pom zoo rau qee lub sijhawm hnav.
- Tshuaj kho mob. Nyob rau hauv cov ntaub ntawv no, cov tshuaj yog siv uas muaj peev xwm normalize cov khoom noj khoom haus ntawm lub qhov muag cov ntaub so ntswg. Txawm li cas los xij, nws yuav tsum nkag siab tias cov vitamins, antioxidants, ntau yam kev txhawb nqa rov ua dua tshiab yuav tsis tuaj yeem tshem tawm tag nrho cov myopia. Lawv tsuas yog tiv thaiv kom tsis txhob muaj teeb meem thiabyuav ua kom lub qhov muag nqaij zoo zoo.
- kho vajtse. Cov txheej txheem no suav nrog ntau cov tswv yim txhawm rau txhim kho cov khoom noj khoom haus ntawm retina, nrog rau tshem tawm cov kev mob spasm. Myopia yog qhov pom kev tsis pom kev zoo tshaj plaws uas qhov kev kho no tau qhia. Nws kuj yog siv los ua ib txoj hauv kev rov qab los tom qab kev phais.
- Kev kho mob phais. Raws li txoj cai, kho qhov muag pom kev laser yog siv hauv cov chaw kho mob tshwj xeeb.
Tiv thaiv myopia
Kev tiv thaiv kab mob ib txwm yooj yim dua li kho tom qab. Qhov no kuj siv tau rau myopia.
Rau kev tiv thaiv kev ua txhaum cai, nws tseem ceeb heev uas yuav tsum ua tib zoo saib xyuas kev nyiam huv ntawm lub zeem muag, thiab sai dua koj pib ua qhov no, qhov yuav tiv thaiv tau teeb meem ntau dua.
Koj kuj yuav tsum tau saib xyuas qhov haum thiab qib ntawm qhov teeb pom kev zoo thaum ua haujlwm ntawm lub rooj, nyeem ntawv. Sim tsis txhob lim koj ob lub qhov muag thiab tsis tu ncua cia lawv so, koj tuaj yeem ua qee yam kev tawm dag zog rau myopia. Nyem rau qee cov ntsiab lus:
- nrog me ntsis ntiv tes - ntawm kab noj hniav saum lub qhov muag sab hauv ntawm daim tawv muag,
- forefingers - 2 cm hollow ntawm pob txha,
- rub lub qhov muag nrog lub phalanx thib peb ntawm koj tus ntiv tes taw,
- ntiv tes me me - qhov taw qhia ntawm qhov kawg ntawm cov plaub muag thiab sab nraud ntawm qhov muag.
Tus naj npawb ntawm kev ntxhov siab yuav tsum yog 36 zaug rau txhua qhov taw tes.
Dhau li ntawm no, saib koj cov zaub mov: nws yuav tsum muaj cov vitamins thiab minerals txaus.
Yog kojpib xav tias koj tab tom tsim myopia (nws yog dab tsi, koj tuaj yeem paub los ntawm tsab xov xwm), tsis txhob ntshai mus ntsib kws kho mob. Yog tias koj ua raws sijhawm, koj tuaj yeem tiv thaiv kev txhim kho ntawm cov teeb meem thiab txuas ntxiv txaus siab rau lub ntiaj teb ib puag ncig koj.
