I mit hmuhna enfiahna test chungchang i zir dawn em ni? (Visual Field Test) tih a ni.

Mit doctor hnenah i kal a, i mit hmuhna chu eng chen nge a hlat tih hriat tumin special test i nei tawh em? Chu chu ``Visual Field Test'' kan tih chu a ni.A nihna takah chuan test awlsam tak, hrehawm lo tak a ni. Chuvangin chipchiar zawkin sawi ila.

He `(Visual Field Test)` hian eng nge a en?

A awlsam zawngin, he test hian thil pawimawh pahnih a teh a ni.

• I lu tichhe lova hmalam i en nghal chuan i mit hian chunglam, hnuai lam, veilam leh dinglam a hmuh theih dan a ni.
• Thil dang chu, i hmuh theih hmun zawng zawng (hei hi `visual field` kan ti) i nei a, a hmun tinah i vision a sensitive em em bawk.

I hria em, kan mit hian vawi khatah kan hmaah hmun zau tak a hmu thei a ni. I mit i sawn lo a nih pawhin hmalam dinglam chauh ni lovin, chunglam, hnuai lam leh sir lam thilte pawh i hmu thei a ni. Doctor-te chuan he hmalam panna hmun pawn lama i thil hmuh hi ``peripheral vision'' an ti. ' Hmalam pan nghal maia i hmuh chu ``central vision'' a ni.

A tlangpuiin he `visual field` lai takah hian kan hmu chiang ber. Chuvang chuan chiang taka i hmuh duh thil en turin i mit i hawitir thin. I mit hmuhna lairil atanga i kal chhuah chuan thil a chiang lo hle. Thil pakhat chu a sir lama a kal hla lutuk chuan i hmuh theih lohvin a bo vek a ni.

Engtikah nge ``Visual Field Test'' hi tih thin?

Mit doctor (optometrist emaw ophthalmologist) i hmuh chuan mit enfiahna pangngai (routine eye exam)-ah visual field test an ti ang. Hei hian i doctor chu glaucoma , zawi zawiin i mit a tichhe thei ang chi natna chhinchhiahna hmasa berte a hriat theih nan a pui thei a ni. Glaucoma vei thenkhat chuan a tir lamah chuan an mit hmuh danah danglamna an hmu lo mai thei. Mahse, visual field test hian peripheral vision hloh a hmu thei a ni.

He test hian thil dang a hrilh thei bawk. Hmuh theihna tura puitu nervous system peng hrang hrangte hnathawh dan a hrilh che a ni. Nervous system-a i hmuh theihna tura puitu peng hrang hrangte chu:

• I retina : Hei hi i mit chhunga transducer ang a ni. Light energy a la a, electrical signal ah a chantir thin.
• I mit nerve : He nerve hian chu electrical signal te chu thluak ah a phur a, chutah chuan image ah a chantir thin.
• I Thluak : A tawpah chuan chu signal te chu i thluak chhunga i hmuh thin thlalak te chu a lo ni ta a ni.

Ngaihtuah teh, he system hmun dangah pawh harsatna a awm a nih chuan i mit hmuhna (visual field) a nghawng thei a ni. He test result-ah hian pattern engemaw zat a awm a. Chutiang pattern-te chu an en chuan doctor-te chuan eng ang chhiatna emaw, natna emaw nge awm tih awlsam takin an hre thei a ni.

Tin, he ``Visual Field Test'' hi hun bituk chhunga tih nawn leh hian doctor-te chuan i dinhmun a ṭhat lehzual em tih an hmu thei bawk.

Eng natna chi hrang hrang tan nge doctor chuan he test hi a rawt ang?

Damdawi lam harsatna engemaw i neih chuan, emaw, i doctor-in i neih a rinhlelh chuan ``Visual Field Test'' neihpui turin a rawt thei che a ni. Doctor te chuan he test result hi ``diagnose'' leh ``monitor'' nan an hmang thin. Entir nan:

• `(Glaucoma)`
• Thai
• Macular tihchhiatna (Macular degeneration) a ni
• `(Multiple sclerosis (MS))` (He natna hi nervous system tibuaitu a ni) .
• `(Graves' disease)` (Hei hi thyroid gland nena inzawm natna a ni) .
• Pituitary gland natna a ni
• Mitdelna (scotoma) 1.1.

Engvangin nge mi thenkhat chuan he ``Visual Field Test'' hi vawi tam tak an tih a ngai?

A châng chuan, i mit doctor chuan he ``Visual Field Test'' hi rang taka tih leh turin a ti thei che a, chu chu result dik tak a nih leh nih loh enfiah nan a ni. I chau tih i hriat chuan test result chu a rintlak lo mai thei tih hre reng ang che.

A nih loh leh, i doctor chuan kar tlemte, thla engemaw zat, a nih loh leh kum khat hnuah pawh he test hi neih leh turin a ti thei che a ni. Hei hian harsatna thar eng pawh a hmain hriatchhuahna kawngah a pui thei a ni. Mit natna thenkhat i neih chuan i doctor chuan he ``Visual Field Test'' hi a ti fo ang a, i enkawlnain a thawh that dan a enfiah ang.

He test hi glaucoma vei enkawlnaah a pawimawh hle. I hre lo a nih pawhin i mit a tlahniam a nih chuan he test atang hian doctor chuan a hre thei a ni. Chu chu glaucoma vei te chu an doctor-in appointment a pek apiangah an kal tur chhan pakhat a ni .

`(Visual Field Test)` i tih hian eng nge thleng?

He `(Visual Field Test) atan hian inbuatsaihna bik i mamawh lo. Invasive a nih loh avangin side effects i neih theihna chance a tlem hle.

``Visual Field Test'' hi chi hrang hrang a awm a. Mahse an vai hian thil pakhat an inang vek a, chu chu hmun khatah hmalam i hawi nghal a ngai a, chutah chuan thil emaw, êng emaw, a sir lama i hmuh chuan signal i siam a ngai a ni.

I doctor chuan test dik taka tih theih nan khawi hmun nge i en tur tih chiang takin a hrilhfiah ang che.

``Visual Field Tests`` hi chi hnih a awm a, a awlsam hle bawk:

• Amsler grid: Hei hi square grid ang a ni. Grid pattern-a line dinglam (straight line) siam pattern a ni. A laiah chuan dot lian tak chu i en a. Tichuan, line-te chu hmun eng emaw zatah a hring emaw, a hring emaw, a chhe emaw a nih chuan min hrilh ang che. Amsler grid hi test rang tak a ni. Mahse i mit hmuhna hmun (central vision an tih) lairil chauh a teh a ni. Doctor hnenah thu tlemte chauh a pe a ni.
• `(Confrontation visual field)` test: Hemiah hian 'confrontation' tih hian test titu chu test hmachhawntu hmaah, feet 3 atanga feet 4 (meter khat vel) vel a hlaah a thu tihna a ni. Test titu chuan a kut chu a sir lamah a phar chhuak a. Hmalam lam i hawi nghal a ngai a ni. Tichuan a kut pakhat chu a rawn hruai a, chutah a kut pakhat chu i lam hawiin a rawn hruai leh a. A kut i hmuh veleh signal i pek nghal a ngai a ni.

He ``Confrontation visual field'' test hian ``visual field'' pawn lam ber chauh a teh a ni.A dik vak lo.

`(Visual Field Test)` chi dang a awm em?

Ni e, `(Visual Field Test)` chi dang leh an hming dang pawh i hre mai thei. Entirnan, `static perimetry` leh `kinetic perimetry` test te hi a ni. (`Perimetry test` tih hi `peripheral vision test` tih hming dang a ni bawk a, chu chu peripheral vision enfiahna test tihna a ni.)

• `(Kinetic perimetry)` test: Hemiah hian test titu hian thil pakhat a sawn kual a, i hmuh hunah i hrilh tur a ni. Doctor-te chuan `(Goldmann perimetry test) hi an hmang fo thin.`
• Static perimetry test: Automated peripheral vision test hi static perimetry test chi khat a ni. He test-ah hian ball ang maia siam machine chhungah i en a. Thil i hmuh chuan button pakhat i hmet a, chu chu a lantir a ni. Static test entirnan Humphrey leh Octopus machine te hi a ni.

`(Visual Field Test)` hian eng chen nge hun a duh?

A tlangpuiin mit khatah minute nga atanga sawm aia rei a ngai lo.

Eng ang `(Visual Field Test)` hian nge thu chiang ber a pe?

Tunah chuan Visual Field Test tih theihna tur leh result chhut theihna tur computerized instruments a awm tawh a ni. Heng instrument atanga result kan hmuh hi a dik zawk a, a siam chhuah theih zawk bawk. Hei hi chhan hrang hrang a awm a:

• Test i neih chhung zawng hian i lu chu hmun khatah a awm reng a ni .
• He device hian central ‘target’ lian tak a nei tih i hmu thei. Chuvangin visual field lairil chu hmun khatah i dah nghet thei ang .
• Heng hmanrua te hian mit hmuhna test nan êng hmun tenau tak tak an hmang a ni. Doctor chuanHmun tinah hmuh theihna sensitivity i teh thei a, he êng êng leh rawng pawh i thlak thei bawk.
• ‘Normal’ result chu eng nge ni tih tehfung chiang tak a awm. He device hian test thar a tih apiang chu heng standard te nen hian a khaikhin thei a ni.

`(Visual Field Test)` result hian eng nge a sawi?

``Visual Field Test''-a result 'normal' tih awmzia chu mit lama harsatna nei lo mi pakhat ang bawkin i hmu thei tihna a ni.

He test hian eng chen nge mit a tlahniam tih leh eng hmun nge a nghawng tih a tarlang a ni. Device hian result chu `patterns of dots` emaw `numbers` emaw angin a print thin. Heng pattern te hian i doctor hnenah i mit leh visual field system hnathawh that zia a hrilh a ni. Hei hian i doctor chu hriselna dinhmun hnuaia awm chu eng nge ni tih leh eng enkawlna nge i mamawh tih a hriat theih nan a pui a ni.

Test-ah hian visual field loss a awm tih a hriat chuan hmun thenkhatah chuan i mit a fiah tur angin a fiah lo tihna a ni. Test hian hmun tenau takah mit i hloh tih a lantir thei a, hmun zau takah pawh mit i hloh vek tih a hriat theih bawk.

Engtikah nge test result ka hriat ang?

A tlangpuiin i doctor hian a result chu a pe nghal thei tur a ni.

Results a dik lo a nih chuan eng nge thleng leh ang?

Results pangngai lo hian awmzia hrang hrang a nei thei. Heng result te hian harsatna chi hrang hrang a tarlang thei a, chungte chu `(Glaucoma)`, `(Macular degeneration)` emaw `(Stroke`) te hi a ni. Chuvangin, a dawt leh tur (`follow-up`) chu a danglam thei.

I mit doctor chuan i enkawl dan tur a sawipui ang che.

Engtikah nge ka doctor ka biak ang ?

Mit hmuhna hloh thar emaw, mit lama harsatna emaw i neih chuan mit doctor i biak reng tur a ni. Mit a hloh thut emaw, mit na tak emaw i neih chuan emergency room-ah i kal nghal tur a ni.

Mit enfiah fo a tha. I exam-naah hian i mit chunglam, a hnuai lam leh a sir lam i hmuh theih dan tur visual field test i nei ngei ang. I mit hmuhna lama harsatna a awm chuan, a result chuan i doctor chu i damdawi lam natna i neih theih dan tur a hriat theih nan emaw, tuna enkawlna hman mekte hian engtiang chiahin nge a thawh that tih a hriat theih nan emaw a pui thei a ni.

Chuti a nih chuan, heng zawng zawng atang hian eng nge kan hriat reng ngai?

``Visual Field Test'' hi test awlsam tak, hrehawm lo tak, i mit hmuhna zawng zawng tehna a ni a, chu chu hmalam pan nghal mai ni lovin, i chhehvel pawh i hmuh theih dan tur a ni.

Hei hi glaucoma ang chi natna hriat hmasak leh dinhmun awmsa enfiahna kawngah a pui hle.

I mit doctor-in he test hi a rawt a nih chuan ti ngei ang che, i mit hmuhna hlu tak humhimna atan a pawimawh hle thei a ni .

I mit hmuh danah inthlak danglamna thut emaw, natna emaw i neih chuan, rei lovah Doctor pan theihnghilh suh.

` Visual field test, mit hmuhna, glaucoma, peripheral vision, mit enfiah, mit nerve, Amsler grid