Darthlalang hmaah ding chungin i mitmengah flashlight te tak te i rawn eng ngai em? Chutianga i tih chuan i mit lai takah chuan circle dum te tak te, pupil an tih chu êngin a rawn eng chuan a constrict tih i hmu ang. Light chu a chhuah chuan a dilate ta a ni. Hei hi mit hrisel takah chuan thil pangngai tak a ni. A pawimawh ber chu mit pakhata êng a eng chuan mit pahniha pupil chu a rualin a inzawm khawm tur a ni. Mahse, a châng chuan, mit pakhat hian he êng hi a chhân lêt ṭha lo thei a ni. Chu chu damdawi lama Marcus Gunn Pupil kan tih chu a ni.
A awlsam zawngin Marcus Gunn Pupil (RAPD) chu eng nge ni?
Okay, hei hi a awlsam zawkin i dah ang u. I mit chu hnathawk pahnih thawk ho angin ngaihtuah rawh. Eng chu i lu (i.e., i thluak) atanga lo chhuak signal a ni. Mit pakhatin he signal hi a dawn chuan mit pahnih hi an thawk dun a ngai a, blackhead pahnih hi an tikehsawm vek tur a ni.
Mahse Marcus Gunn Pupil nei mi pakhat mit a nghawng chu êngin a rawn deng chuan chu mit chuan thuchah chu a dawng dik lo va, thluak lamah a thawn ta a ni. Chuvang chuan mit pahniha black circle te chu a tlem tha lo hle. A châng chuan, a tlem ai chuan, tlem a lian deuh niin a lang thei bawk.
A pawimawh ber chu Marcus Gunn Pupil hi a takin natna a ni lo. I mit chhungah harsatna a awm tih chhinchhiahna pawimawh tak mai a ni a, a bik takin retina emaw optic nerve emaw ah harsatna a awm tih hriattirna pawimawh tak mai a ni. Chuvangin he chhinchhiahna hi i hmuh chuan a chhan zawn chhuah a pawimawh hle. Hei hi Doctor-te chuan Relative Afferent Pupillary Defect (RAPD) an ti bawk.
Engvangin nge hetiang hi a lo awm? Hei hi eng chhan nge ni?
Marcus Gunn Pupil hi i retina emaw, mit atanga thluak thlenga thuchah thlentu optic nerve emaw tihchhiat vang a ni ber. Hei hi a nghawng thei damdawi lam dinhmun lian ber berte han thlir ila.
| Dinhmun | A sawifiahna awlsam tak |
|---|---|
| Mit lam natna (Optic neuritis) a awm | Mit nerve inflammation emaw infection emaw a awm. Hei hi RAPD thlentu tam tak a ni. |
| Glaucoma natna (Glaucoma) a awm | Mit chhunga pressure sang lutuk avanga optic nerve chhiatna. Mit pahnih hi inang tlangin a nghawng tlangpui nachungin, mit pakhat aia tam a nghawng chuan RAPD hi a awm thei a ni. |
| Retinal atanga chhuak (retinal detachment) a awm | Retinal detachment chu mit chhunga membrane awm, retina leh a supporting tissue te inthenna a ni. Hei hi dinhmun pawi tak a ni. |
| Ischemic central retinal vein a inkharkhip a ni | Retina-a thisen pe chhuaktu vein lian tak blockage. |
| Mit lam atrophy (Ottic atrophy) a ni | Eng emaw chhan vangin mit nerve a tichhia reng a ni. |
| Mit natna (Mit tumor) a awm | Cancer emaw cancer nei lo emaw tumor hmanga optic nerve compression. |
| Mit hliam a awm | Accident na tak, kang, natna hrik kai avanga mit nerve emaw retina emaw chhiatna. |
Chu bakah, Marcus Gunn Pupil feature hi amblyopia , emaw "lazy eye," leh cataract na tak takah pawh hmuh tur a awm lo.
Engtin nge hei hi i hmuh theih, Doctor?
Hei hi in lama i hmuh theih loh thil a ni. Hemi atan hian doctor-in test bik a tih thin a awm a. "Swinging flashlight test" tih a ni. Marcus Gunn test an ti bawk.
Hei hi hetiang hian tih a ni:
1. Doctor chuan pindan thim deuhah a hruai ang che.
2. Tichuan, torch te tak te hmangin mit tin chhungah second engemaw zat êng chu han êng rawh.
3. Tichuan rang takin mit dang lamah light chu switch rawh.
4. Hetiang hian light chu vawi engemaw zat thlak leh la, i black-eyed peas pahnih hian light chu a chhan dan inang em tih uluk takin enfiah la, pakhatin a dang aiin a nungchang a danglam em tih uluk takin enfiah rawh.
Mi hrisel takah chuan mit pahnih iris chu êngin a rawn tlak apiangin a inzawm khawm tur a ni. Mahse, RAPD vei mit natna veiah light on a nih chuan iris chu a tlahniam tha lo va, a lian leh te chu a inang reng emaw, a zau deuh emaw a ni. Hei hian doctor chu harsatna a awm tih a hriattir a ni.
He natna hi engtin nge enkawl a nih?
Hei hi hriatthiam a pawimawh hle. Marcus Gunn Pupil hi enkawlna bik a awm lo. A chhan chu natna a nih loh vang a ni. Enkawlna hian a chhan bulpui (underlying condition) chu a ngaihtuah fo thin.
Entir nan:
- A chhan chu optic neuritis a nih chuan i doctor chuan damdawi a pe thei a, chu chu intravenous steroids te hi a ni.
- A chhan chu glaucoma a nih chuan mit chhunga pressure control nan eye drop pek a ni ang.
- A chhan chu retinal detachment a nih chuan laser procedure emaw surgery emaw hmanga siamthat a ngai mai thei.
Chuvangin, i doctor chuan RAPD lo awm chhan dik tak hriat theih nan a tul angin test a ti hmasa ang. Tichuan, chu chhan a\angin i tana enkawlna \ha ber chu a rawn rawt ang che.
Engtikah nge Doctor i hmuh nghal tur?
Mit hmuh hi kan thil hlu ber pakhat a ni. Chuvangin, i mit a inthlak danglamna reng reng chu ngaihthah suh. A hnuaia symptoms te hi i neih chuan doctor, a bik takin mit lam doctor pan ngei ngei tur a ni.
- Mit na emaw, nuam lo emaw.
- Blurred vision emaw thil pahnih anga hmuh emaw.
- Zanah hmuh harsat .
- I mit hmuhnaah light eng tak tak (flashes) emaw floater emaw hmuh.
- I hmuh theihna hmun thenkhat chu a thim emaw, hmuh theih loh emaw a lo ni ta a ni .
Heng symptoms te hi i neih chuan "thil tlemte chauh" tiin hnawl suh. Doctor pan vat rawh. A chhan chu heng dinhmunah hian enkawlna i tan hma poh leh i mit i humhim theihna chance a sang zawk a ni.
Take-Home Thuchah a ni
- Marcus Gunn Pupil (RAPD) hi natna a ni lo va, i mit mit nerve emaw retina emaw a harsatna a awm tih hriattirna damdawi lama chhinchhiahna pawimawh tak a ni.
- He symptom chauh hian hriselna atana hlauhawm lo mah se, a chhan bulpui ber chu a na thei hle a, enkawl a ngai a ni.
- I doctor chuan he natna hi test awlsam tak "swinging flashlight test" tih hmangin a hre thei ang.
- Enkawlna hi Marcus Gunn Pupil sign vang ni lovin, a chhan bulpui (underlying condition) vang a ni. Hei hian damdawi emaw, laser emaw, operation emaw a ngai thei a ni.
- I mit hmuhna (natna, fimkhur, zan lama mitdelna) i hmuh chuan tihkhawtlai lohvin damdawi lam thurawn zawng nghal rawh.
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