Engtin nge mittui tlak zat dik tak chu kan zawn theih ang? Retinoscopy chungchang hi han sawi ila!

Mit enfiahna i nei tawh em? I kal dawn chuan Doctor chuan, "Hei hi a chiang em?", "Hei hi a hma aiin a tha zawk em?" Kan glasses zat hi kan chhanna a\angin a innghat a ni. Mahse, nausen te tak te tawng thiam lo tan emaw, tar vanga hriatrengna hloh tawh tan emaw glasses number engemaw zat zawn theih dan tur i ngaihtuah ngai em? Chuvang chuan tunlaia test kan sawi tak, `Retinoscopy` tih hi a pawimawh em em a ni.

A awlsam zawngin, `Retinoscopy` tih hi eng nge ni?

Retinoscopy hi test bik a ni a, mit doctor chuan i mit a refractive errors dik takin a teh thei a ni. Kut hmanga hmanraw bik leh mit chhunga retina atanga light rawn lang leh thin an hmang thin.

Technology hmasawn zel a, mit chhiatna tehna kawng dang awm mahse, he hmanraw `Retinoscopy` tih hi khawvel hmun hrang hrangah a la lar hle. Mit enfiahna pangngai (routine eye exam) neih laiin tih ngei ngei tur a ni tawh mai.

Hei hi a hlutna lian ber chu, an lungawi lohnate mumal taka sawi chhuak thei lote mit enfiahna atana hman theih a nih hi a ni. Ngaihtuah teh, engtin nge naute te tak te hnenah glasses i pek thin? Lehkhate a hmuh theih leh hmuh theih loh pawh a hrethiam lo. Tin, tawng thei lo, rilru lama harsatna nei, tar leh thluak natna avanga inbiakpawhna lama harsatna nei tan pawh he method hian glasses number dik tak a hmu thei a ni.

Engtin nge he test hian hna a thawh? A mak khawp mai!

`Retinoscopy` test principle bulpui chu a awlsam hle. I mit a êng a luh danah a innghat a, lens leh cornea a paltlang a, chutah chuan mit hnung lama `Retina` a rawn deng a, a rawn lang leh ta a ni.

A dik tak chuan mit chhungah êng êng tawk tak a rawn chhuah chuan mit chhung atanga a rawn lang leh avang hian mitmeng chu a eng chhuak niin a lang. Zanah ui mit a eng tih i hmu tawh ngei ang. Chutiang chu a ni. Hei hi Doctor-te chuan fundus reflex emaw red reflex emaw an ti a.

A tlangpuiin mit hrisel, chu chu 20/20 vision nei miah chuan mit chhunga retina atanga light rays lo chhuak chu mit atang hian parallel takin a chhuak tur a ni. Mahse refractive error i neih chuan chu error avang chuan heng light rays te hi kawng hrang hrangin an bent thin. Tichuan parallel-in an chhuak lo.

`Retinoscopy` test-ah chuan doctor chuan i mit hmaah chakna hrang hrang nei lens a dah a, eng lens nge light rays chu mit chhungah refract leh tih a en thin. Lens i hmuh chakna chu i glasses prescription number a lo ni ta a ni.

He test hian mit natna dang, entirnan:

• Amblyopia (lazy eye): Mit pakhata mit hmuhna chu a dang aiin a chak lo zawk.
• Presbyopia (kum lam nena inzawm hnai taka hmuh theihna): Kum upat deuh deuha thil hnai tak takte chiang taka hmuh theih lohna.
• Strabismus (mit inzawm): Mit pahnih chu kawng khata dah theih loh.

Test hmain inbuatsaih a ngai em?

A tam zawkah chuan retinoscopy atana inbuatsaih nan thil bik tih a ngai lo. Mahse, a tlem berah chuan thil danglam bik i tih a ngai mai thei. A awm chuan i doctor chuan test hmain a hriattir ang che. Contact lens i vuah chuan test hma darkar engzat nge i lak chhuah a ngai tih pawh an hrilh ang che.

Routine retinoscopy i tih hmain i doctor chuan i mit ah eyedrop bik a dah ang. Chungte chu cycloplegic damdawi an ti a. Heng drop te hian test laiin i mit a focus thei lo. An tih loh chuan i mit chu a focus nghal mai ang a, doctor tan i glasses number dik tak hmuh a harsa ang.

Amaherawhchu, Doctor-in ‘dynamic retinoscopy` tih test bik a tih dawn a nih chuan heng `(cycloplegic)` eye drops te hi hman a ni lovang. A chhan chu chu test chu i mit natural focusing ability-ah a innghat a ni.

Test neih chhung hian eng nge thleng?

`Retinoscopy` test neih chhung hian room thim takah chair-ah i thu ang. Doctor chu i hmaah a thu ang. Chumi atana hmanraw hman ber chu `retinoscope` a ni. Hei hi kut hmanga hman theih a ni a, flashlight te tak te ang maia lens lian tak bun a ni. Light leh viewing lens hi doctor in i mit chhungah a rualin light a rawn chhuah tir thei a, ngun taka a en theih nan duan a ni.

A dawtah chuan mit chhung atanga êng rawn lang chhuak chu engtin nge a inthlak tih hriat nân thiltihtheihna hrang hrang nei lens i hmang a ngai a ni. Chumi atana hmanraw lian pahnih a awm a, chungte chu:

• The `Phoropter`: Hei hi machine lian tak, hnim hring ang maia siam, i mit tan khur pahnih nei a ni. Mit enfiahna i neih tawh chuan hei hi i hmu tawh ngei ang. Lens hrang hrang leh a chunga setting hrang hrang thlak danglam hian doctor chuan rang takin number hrang hrang a check thei a ni.
• Kut hmanga lens hman tur:Hengte hi "lens card" angin a lo thleng thei a, chu chu flat card-ah hian power hrang hrang nei lens engemaw zat dah a ni tihna a ni. A nih loh leh, lens pakhat zel chu mit hmaah pakhat khatin bun theih a ni (loose lens).

Doctor chuan heng lens hmang hian i mit chhungah êng a rawn chhuah chuan mit chhunga êng eng eng emaw zat inthlak danglamna chu ngun takin a ngaihven ang.

Chutiang chuan doctor chuan light chu vawi tam tak chunglam, hnuai lam, veilam, dinglam leh diagonally-ah vawi tam tak a sawn a. Chutih lai chuan lens hrang hrang a thlak a. Hetiang hian vawi tam tak a ti thei a, a chanve vel chu a ding thei a, `retinoscope`-a light a thlak a, lehkhabuah note a ziak thei bawk. Heng zawng zawng hi exam-a thil pangngai a ni.

Thil tih dan bik `Dynamic Retinoscopy` tih a ni

Hei hi `Retinoscopy` test dan bik dang a ni. Hei hian i mit`n i hnaih ber thil a `focus` theihna a en ber a ni. Doctor-te chuan hei hi `accommodation` an ti a.

He `dynamic retinoscopy` test chhung hian i sawi tawh angin i mit ah eye drop i dah lo. Chu ai chuan i doctor chuan thil hlat zawng hrang hranga en turin a ti zawk che a ni. Thil thenkhat chu nang leh doctor inkarah a awm thei a, thenkhat chu doctor hnung lamah a awm thei bawk. Heng thilte i en lai hian i doctor chuan `retinoscope` hmangin i mit a en a. Tichuan, i mit chhunga êng kal dan a en chuan i mit` a focus (accommodate) theihna chu a thawk tha em tih a hre thei ang.

Test zawhah eng nge thleng?

I test atan cycloplegic eye drops pek i nih chuan test zawhah i mitmeng chu rei vak lo a dilated ang. Hei hian i mit chu a zau deuh dawn tihna a ni. Heng drops te hian nghawng a neih theih hun chhung hi mi hrang hrangah a inang lo. I doctor chuan eng chen nge a rei tlangpui tih a hrilh ang che.

Tin, i chhuah dawna i bun tur, ni zung kaihhnawih ang chi, hun eng emaw chen atana venhimna pek i ni thei bawk. A chhan chu heng eye drops te hian i blackheads te chu a mah chauhin a zau leh a inzawm khawm loh nan a veng a ni. Chumi awmzia chu hmun eng takah i awm laiin i mitmenga êng lut chu an tihtlem thei lo tihna a ni. Chumi avang chuan i mit chu a kang ang deuhin a lang thei.

He test hmang hian risk a awm em?

Dik tak chuan `Retinoscopy` test hi test him tak a ni a, risk leh side effects a nei lo .

A chunga kan sawi tak cycloplegic eye drops hian side effect tenau tak tak a nei thei a, mahse a tlangpuiin a na lo hle. Tin, êng êng (photophobia) laka sensitive tan chuan test ṭhenkhat chu a harsa thei bawk. Chutiang light sensitivity i neih chuan test hmain doctor hnenah hrilh hmasa phawt ang che. Mit chaw ei hian side effect a neih theih dan tur zawhna i neih chuan i doctor hnenah i zawt thei ang.

Eng result nge ka hmuh ang? Engtin nge ka tih leh ang?

Doctor chuan retinoscopy a tih zawh hnuah i (or i hmangaih tak) vision prescription chu a chhut chhuak ang. He number hi zawhna zawh atanga number i hmuh nen a inang a ni. Doctor chuan he number hian eng nge a awmzia a sawifiah ang a, engtin nge a nghawng che tih a sawi bawk ang.

Results hian 20/20 vision i nei lo tih a nemnghet a nih chuan eng nge thleng leh ang?

Chutiang a nih chuan i doctor chuan i tana mit siamthatna tur tha ber berte a sawipui ang che. A hman tlanglawn ber chu glasses emaw contact lens emaw a ni . Mi thenkhat chuan LASIK ang chi vision correction surgery an nei thei bawk.

Glasses tha tak chu tailored suit ang a ni. Retinoscopy titu mit lam doctor chu tailor thiam tak ang mai a ni a, chu fit ṭha famkim i neih hma loh chuan stitch tin chu kut hmangin a siam ṭhin. Hetiang hmanrua hi kum 150 chuang zet a upa tawh a, mahse tun thlengin mit enfiahna pangngaiah chuan hman a la ni reng a ni. Chuvangin, nangmah emaw, i hmangaih tak emaw hian he test hi i tihsak che a nih chuan i doctor chuan i tan glasses tha ber a hmu ngei ang tih i chiang thei ang.