Usayizi wakho wezingane ungabonisa izinkinga zezokwelapha
Ubukhulu bomfundi wakho bungatshela nodokotela wakho kancane ngempilo yakho. Kuyindlela ebalulekile yokuvula izimo zezokwelapha okungenzeka ukuthi ungazi ngalutho.
Kuningi izingxenye zeso futhi umfundi uyingxenye ebaluleke kakhulu. Ilawula ukukhanya okungena esweni lakho futhi kushintsha usayizi njalo. Umfundi wakho ngokwemvelo ukhulisa nezivumelwano ngokusekelwe kokukhanya okukuzungezile.
Yini umfundi?
Umfundi uyindilinga, umbuthano omnyama phakathi nendawo ye-iris engxenyeni yemibala yeso lakho. Umfundi empeleni ungumgodi lapho ukukhanya kudlulela khona ku- retina , ungqimba olukhanyayo engxenyeni engemuva kweso.
Abafundi bakho bafana nokuvula ikhamera. Ubalawula ngokungaqondakali uma ufuna ukukhanya okungaphezulu noma okuncane ekhamera yakho (ngokuyinhloko, ubuchopho bakho). Iyakwandisa ibe yikhulu (dilate) noma inkontileka ibe yincinjana (imingcele).
Iris yakho iqukethe imisipha ephendula engaphandle kwesikhuthazo sokulawula inani lokukhanya elifinyelela ku-retina yakho. Ekhanyeni elikhanyayo, umfundi uhlose ukunciphisa inani lokukhanya elifaka iso. Ekhanyeni elimnyama noma elincane, umfundi uphuthukisa ukuze avumele ukukhanya okwengeziwe emehlweni ukuze athuthukise umbono.
Usayizi ojwayelekile wesikole uthambekela phakathi kwe-2.0 no-5.0 wamamitha, kuye ngokukhanyisa. Osemncane wena, abafundi bakho abakhulu bavame ukuba.
Ukuthi Ubuningi Bokubafundi Bembulwa
Uma udokotela wakho ehlola umfundi wakho , uzoqala ukubheka i-anisocoria-isimo lapho abafundi bengalingani khona ngosayizi. Amaphesenti angamashumi amabili abantu abaningi anisocoria evamile futhi akusho ukuthi kukhona okungavamile. Kwezinye izimo, izilinganiso ezingalingani zabafundi zingaba uphawu lwesifo.
Udokotela wakho uzophinde abuke ubukhulu nokuma komfundi kokubili okukhanyayo nokukhanya okuncane. Ijubane kanye nekhwalithi yokuphendula kwe-pupillary ku-stimuli kuzophawula futhi. Udokotela wakho angase avivinye ukusabela kwakho kwe-pupillary kumayelana nezinkomba ezifana nokuphrinta okuncane. Noma yikuphi ukungafani phakathi kwabafundi bakho ababili nakho kuphawulwe.
Umfundi ulawulwa yindlela ende ende yezinzwa emzimbeni. I-nerve iqala ebuchosheni, ihamba phansi intambo yomgogodla, ngaphezulu kwephaphu, ngaphansi komcibisholo we-subclavia, phezulu entanyeni, nangesandiso sobuchopho. Okokugcina, ihamba eduze nesibindi se-optic bese kubafundi.
Kuyindlela engavamile futhi engafani endleleni ongayithatha ngayo. Noma yikuphi ukuphazanyiswa phakathi kwalo kungathinta inzwa futhi kubangele ushintsho ekuphenduleni kwamapupillary. Yingakho abafundi bakho bangabonisa izinkinga zempilo ngokuphelele ezingahambisani namehlo akho.
Izimo ezingaba nomthelela wokulingana komfundi
Ubukhulu bezinga lomfundi ngezinye izikhathi kungabonakalisa isifo. Lokhu akulona uhlu oluphelele njengoba abacwaningi beqhubeka bethola ezinye izimo ezingaboniswa umsebenzi ongavamile umfundi. Izimo zihlanganisa:
- I-glaucoma: Umfundi ophakathi nendawo angaba uphawu lwe glaucoma .
- I-Aneurysm: I-aneurysm eqhubekela emithonjeni ethile yegazi ebuchosheni ingabangela umfundi ohlanjululwe kanye nezinye izimpawu.
- I-Cancer Lung: Umdlavuza we- Lung ochaphazela ingxenye ephakeme yamaphaphu kungathinta izintambo ze-pupillary nerve.
- I-Brain Tumor : Uma isisu noma isisindo sisondelene nomsuka wamagciwane we-pupillary nerve, kungabangela izinkinga ngaphakathi komfundi.
- I-Multiple Sclerosis: Enye yezinkomba ezikhona ze-multiple sclerosis (MS) yisenzo esingavamile sabafundi, owaziwa njenge-afferent pupillary defect (APD).
- I-Head Trauma: Ukulimala kwekhanda noma ingxabano kungabangela abafundi abangalingani.
- Izinhlanzi zeCluster: ikhanda le-Cluster lingabangela umfundi ongenamkhawulo.
- Ukushaywa yisisu: Isifo esithile singase senze ushintsho ngobukhulu bomfundi.
- I-Syphilis: I-Syphilis ingabangela umfundi we-Argyll-Robertson. Lawa angamancane, angalingani, angama-misshapen abafundi abambelela eduze kokugxila kodwa abenzi ngendlela evamile ukukhanya.
Ngaphezu kwalokho, izidakamizwa ezithile zokuzilibazisa kanye nophuzo oludakayo zingabangela abafundi ukuba bahlaziye noma bavimbe ngokungavamile. Yingakho iziphathimandla zomthetho zizohlola abafundi bezingane uma bebheka ukuthi baphuze ngokweqile. Imithi ethile ye-prescription kanye ne-over-the-counter, kuhlanganise nama-antihistamine, ngezinye izikhathi inganciphisa abafundi bakho.
Indlela Ubukhulu Bomfundi Ethinta Ngayo Ukuhlinzwa KwamaLayik Eye
Kungenzeka ukuthi ubukhulu bezingane zakho bungakuvimbela ukuba ube nokuhlinzwa kwe-Lasik iso ukulungisa umbono wakho. Abantu abanezingane ezinkulu kakhulu abangekho abakhethiweyo beLasik nezinye izinqubo zokucubungula. Odokotela bamehlo basebenzisa i-pupillometer ye-infrared ukukala ubukhulu bezingane. Idivaysi iqukethe ikhamera enkulu eyenziwe ukutholakala kwe-infrared kanye nezibani ezimbili eziseceleni kwe-infrared for student illumination.
Ukuba nabafundi abakhulu ngokwemvelo noma abafundi abahlanza kakhulu ukukhanya kungase kwande ukuvela kwe-glare ne-halos elandela i-Lasik. Lokhu kuzokuphikisana nombono ocacile osethembayo uma ukhetha ukuhlinzwa. Ngenxa yalesi sizathu, ukulinganisa usayizi wabafundi kuyisinyathelo esibalulekile ekunqumeni ukuthi i-Lasik ikufanele yini.
Izwi elivela
Nakuba ungacabangi ngabo, abafundi bakho bangxenyeni ekhuthele kakhulu emzimbeni wakho. Akuzona nje ukuthi zikusize ubone kangcono ezimweni ezihlukahlukene, zingabonisa ukukhathazeka kwempilo yakho. Ngenxa yalesi sizathu, kubalulekile ukuthola izivivinyo zeso njalo. Uma uqaphela ukuthi abafundi bakho bangamasayizi angavamile noma benza ngendlela ehlukile kunejwayelekile, qiniseka ukuthi ubona udokotela wakho futhi uyakuhlola.
> Umthombo
> UDoran M, uKarmel M, Stuart A. 4 Izimo ze-Neuro Akufanele Ziphuthelwe. I-EyeNet Magazine. I-American Academy of Ophthalmology. 2012.
> Liu GT, Volpe N, Galetta SL. I-Neuro-Opthalmology: Ukuxilongwa Nokuphathwa. I-2nd ed. Amsterdam, Netherlands: I-Elsevier Health Sciences; 2010.