Visual acuity - ukuthi wazi ngakho?

Mhlawumbe-ke akwenzi mqondo ukukhuluma ngakho indlela ebalulekile umuntu obona kahle. Kepha akusikho lokho kuphela emsebenzini wakhe lochwepheshe. Ekhaya, evamile ekuphileni kwansuku zonke, umuntu ongaboni ibhekene nezinkinga ezifanayo njengoba emsebenzini.

Ukunciphisa ububi besimo sokuguquka okwenza ukuphila ungakhululekile. Ingozi iba ukuthi uma isikhathi ayibhekiseli onguchwepheshe (ophthalmologist), ungalahlekelwa isikhathi ukuxilonga isifo esiyingozi kakhulu kungaholela ngokungaboni nhlobo.

Ngokuvamile, kwehle acuity ezibukwayo elikushoyo izinguquko yeso. Ngokwesibonelo, abantu abavela kude-sekuqhamuke inhlamvu yeso is isicaba, kanye myopic kuba oblong. Lost ikhono ukugxila isithombe lens etholwe. Izinguquko ezinjalo, ngakho uqondiswa ngokuphumelelayo izibuko. Kwaphela isikhathi esingaphezu bamehlo eyishumi emhlabeni wonke bahlanganyele laser yokulungiswa ukubona eduze. Ngokuthakazelisayo, ezikude e izinsana - kuyinto evamile.

Lapho ukwephula imisebenzi ethile ubuchopho acuity ezibukwayo ungenqaba. Abantu abaphethwe ukuhlaselwa migraine ngokuvamile ukubika angaboni kahle. Imiphumela ukulimala kobuchopho futhi kungathinta umbono.

Kufanele ishiwo ukungakhuli yesikhashana ezibukwayo. Lokhu kwenzeka lapho kukhona enganele kwegazi izitsha ingqondo. Uma ngasizathu simbe umuntu isikhathi eside ungadli, igazi glucose yakhe Ileveli wancipha kakhulu, okuholela kahle acuity ezibukwayo.

Zikhona izimpawu ukuthola ukuthi umuntu kufanele ngokushesha uthintane uchwepheshe iso. Esinye salezo Akukhona ukubukeka izimpawu zokugula okungathí sina ngamehlo avalekile Kubaneka ukukhanya, sprockets noma emapheshana. Lezi zimpawu zingase lamabutho ngwengwzi. Ngaphezu kwalokho, kufanele wazise ukunciphisa insimu buka, ukubonakala amnyama kule nkambu ezibukwayo.

Esikhathini ukuguga yemvelo lens iso futhi le Vitreous iba liguqubele kungumuntu, "kwesihenqo phambi kwamehlo." Ukuvikela noma ukumisa le nqubo akunakwenzeka. Ngokuvamile lens ingaphazamisi kungahle kubangelwe iziyaluyalu umzimba, njengoba ebonwe izifo ezithathelwanayo, cataract.

Uma ebucayini acuity ezibukwayo - lena esizwakalayo ukuvakashela kudokotela wezifo zamehlo. Izikhathi ezibekiwe lokunakekela kubalulekile ikakhulukazi ezimeni abruption esolwa ngwengwzi noma iso ukulimala. Oculist ukuziphatha iso luhlolo usebenzisa umqhewu-isibani isibonakhulu noma ophthalmoscope; ukukala ingcindezi intraocular, uma kunesidingo. Lezi survey baqiniseka kobuhlungu.

Uma uphenyo olwengeziwe, le ukuvuza udokotela ku emehlweni ikhambi abafundi osuke usuvulekile, okuzokwenza siyihlolisise isimo fundus. Kodwa kufanele wazi ukuthi emva inqubo enjalo ngaphakathi kwamahora ambalwa awukwazi ukufunda, ukubhala, ukushayela imoto, ngakho udinga ukuba banakekele yokukhululeka umsebenzi ngosuku isivivinyo.

Hlola acuity ezibukwayo kufanele kwenziwe okungenani kanye ngonyaka. Ikakhulukazi uma umuntu egqoke izibuko. Amaphuzu, akhethwe kahle, kungaba ngisho ngokushesha futhi konakalise umbono.