Nrog lub iav, qhov loj ntawm lub qhov muag tau nce, nws retracts, ua nyias, thiab qhov muaj peev xwm txawm tshwm nyob rau hauv nws. Thiab hauv txoj cai, nws tuaj yeem tshwm sim txhua lub sij hawm, tab sis qhov cev xeeb tub tsuas ua rau qhov kev pheej hmoo. Ntau dua li, tsis txawm xeeb tub, thiab kev yug menyuam. Tom qab tag nrho thaum yug tus poj niam muaj thawb, thiab tag nrho cov leeg, nrog rau cov leeg ntawm lub ntsej muag, thiab lub qhov muag ntawm cov leeg mob straining. Thiab tus eyeball ntawm tus poj niam hauv yug me nyuam tsuas yog kua muag, exfoliates. Yog li ntawd, lub zeem muag ua rau muaj kev puas tsuaj me ntsis, qee zaus txog kev dig muag. Nws tsuas yog thaum lub sijhawm tag nrho kev xeeb tub los saib xyuas tus mob ntawm retina thiab, tej zaum, tus kws kho mob yuav muab kev tso cai rau koj yug me nyuam. Yog li, yog tias koj muaj ib qho ntawm peb cov kab mob hauv daim ntawv kho mob, koj yuav tsum coj koj tus kheej tiag kom mus xyuas ib tug oculist.
Yuav ua li cas yog tias retina exfoliates
Txhua yam tsis yog kev tu siab thiab tsis muaj kev vam, thiab nrog retinal retina tshuaj tuaj yeem sib ntaus. Txawm nyob rau theem ntawm cev xeeb tub. Qhov no tsis yog ua haujlwm nyuab, nws hu ua "laser coagulation" - prophylactic strengthening ntawm retina. Nyob qhov twg retina tawm, nws zoo li yuav tsum "txhuam" rau lub pob kws. Ua li no tsuas yog kev pab ntawm ib lub laser nkaus xwb. Tab sis yog tias qhov teeb meem no tshwm sim, thaum koj twb tos tus me nyuam lawm, tus kws kho mob tuaj yeem sau npe rau cov kab mob qog no thiab thaum cev xeeb tub. Raws li txoj cai, txoj haujlwm no ua kom tiav txog 30 lub lim tiam ntawm cev xeeb tub. Yog tias thaum cev xeeb tub, pom nyob rau hauv oculist, ces thaum tus me nyuam nyob rau hauv cov poj niam uas nyob ze-pom tej zaum yuav muaj teeb meem: detachment ntawm vitreous. Vitreous lom zem, ib yam khoom zoo li jelly, lus dag ntawm lub lens thiab cov retina. Nws exfoliates ob leeg nrog lub laus ntawm lub cev, thiab raws li ib tug ntawm ntau loads ntawm lub qhov muag thiab muaj zog myopia. Nws tshwm sim li dub yoov ua ntej qhov muag, xob laim flashes thiab qeeb ntawm qhov muag pom, thin sclera, nws zoo li plab ib yam li hernia thiab ua rau lwm cov teeb meem nyob rau hauv lub qhov muag. Thinning ntawm choroid thiab retina, txo qis hauv cov capillaries uas pub lub qhov muag. Tag nrho cov no tuaj yeem ua rau hemorrhage mus rau hauv lub qhov muag thiab vim li ntawd ib feem ntawm txoj kev tsis pom kev.
Intolerance tiv tauj lo ntsiab muag
Muaj ntau tus niam tom ntej hloov mus rau lub tsom iav vim tias thaum cev xeeb tub lawv tsis hnav lo ntsiab muag: qhov muag ntsoog, mob, "qhuav". Qhov no yog vim lub fact tias thaum lub sij hawm cev xeeb tub, lub siab ntawm lub cornea decreases, li no tag nrho cov teeb meem. Yog li, thaum tos tus me nyuam yuav tsum tau muab cov ntsiab muag lo ntsiab muag thiab nug tus kws kho mob kom muab tshuaj rau qhov muag rau koj. Nws tsis tas yuav sau ntawv rau nws tus kheej xwb - tsuas yog tus kws kho mob paub, yam yuav pab tau lossis pab nrog koj rooj plaub thiab yuav tsis ua rau tus menyuam yaus yav tom ntej.
Txhim kho qhov mob me
Nws tshwm sim thaum lub sijhawm tsis pom kev thaum cev xeeb tub pib poob. Yog hais tias nws hloov mus rau lub kaum ntawm diopters, ces, feem ntau yuav, tsis muaj dab tsi phem. Tej zaum qhov no yog vim lub teeb meem dav dav rau tag nrho cov plab hnyuv siab raum thiab cardinally pom thiab yuav tsis hloov tom qab yug.
Ntev tsis taus thiab vasospasms ntau
Qhov no yog qhia thaum kuaj lub fundus. Txoj cai tseem ceeb tshaj plaws yog ua tib zoo saib tus kws kho mob thiab tsis nco qab txog kev kuaj mob. Nyob rau hauv ib lub neej yav tom ntej niam, tus kws kho mob yuav tsum tsis tsuas yog txiav txim siab pom tseeb tseeb, tab sis kuj tshawb txog lub hauv sab hauv. Tsawg ua haujlwm hauv lub computer, tsis txhob ua phem rau TV. Sim txo lub nra ntawm lub qhov muag. Sau npe nyob rau hauv lub tsev kawm ntawv ntawm cov niam txiv uas muaj siab xav kawm kom txawj thawb txoj cai thaum lub sijhawm yug menyuam. Tom qab tag nrho, txoj cai sim - qhov no yog qhov lav tias koj yuav tsis muaj teeb meem nrog lub zeem muag. Myopia ntawm me me degree thiab cev xeeb tub - tej yam tsis sib luag, yog li nco ntsoov kho qhov mob no.