I doctor chuan Keratoconus tih natna i nei tih a hrilh che em, chu chuan mitmeng a ti hring chhuak thin? A nih loh leh Corneal Cross-Linking, a nih loh leh CXL tih damdawi chungchang a hrilh che em? A hming i hriat chuan i hlau deuh mai thei. Mahse hlauhna tur a awm lo. Hei hi a takah chuan i mit venna atana enkawlna pawimawh leh tangkai tak a ni. Vawiin hian awlsam takin i sawi vek ang u.
Corneal Cross-Linking (CXL) hi eng nge ni tak tak?
A awlsam zawngin, Corneal Cross-Linking (CXL) hi enkawlna tenau tak a ni a, chu chuan i mit hmalam a layer te tak te, langtlang tak, mitmeng (cornea) chu a tichak a, a tikhauh bawk
I mit kha camera angin ngaihtuah rawh. Kan mit cornea hian chu camera lens ang maiin hna a thawk a. Hemi hmang hian mit chhungah êng a lut thin. Chuvangin, he mit (cornea) hi a pianzia dik tak hi mit fiah tur chuan a pawimawh hle.
Keratoconus ang dinhmunah chuan mit (cornea) chu a hring zauh zauh a, a chak lo va, hmalam pan chuan cone ang maiin a bulge ta a ni. Ball round tak a tlak chuan hmun khatah a bulge chhuak ang mai a ni. Hei hi corneal ectasia kan ti a. Hei hi hun kal zelah zawi zawiin a pung zel a ni. Hetiang pianzia a inthlak danglam zel hian i mit chu a fiah zauh zauh a, a inzawm khawm (astigmatism) angin a lang.
CXL hmanga enkawlna hian he thinning leh protrusion hi a titawp thin. Hei hian i mit (cornea) chak lo zual zel tur chu a titawp thei a, mit hmuhna tichhe reng tur a veng thei bawk.
Engtin nge hei hian hna a thawh?
Kan mit (cornea) hi protein fiber collagen an tih atanga siam a ni. Chûngte chu cable te tak te, inzawm khawm, mesh ang maia inzar pharh, mit (cornea) chakna petu ang an ni. Hetianga heng fiber te inzawmkhawmna hi "cross-linking" an ti a.
CXL lai hian i doctor chuan UV light beam bik leh mittui tlakna tur vitamin B2 awmna riboflavin an tih chu a hmang thin. Heng pahnih hi an inzawm khawm chuan mit (cornea)-a collagen fiber-te inkarah hian inzawmna thar, chak zawk a lo awm ta a ni. Mesh chak lo thread te chu inzawm khawm a, tihchak ang mai a ni. Hei hian mit (cornea) thinning leh protrusion chu a titawp vek a ni.
He enkawlna hi tute tan nge a inhmeh? Tin, tu tan nge a inhmeh lo?
I doctor chuan i mit (corneal thinning) hian mit a tichhe reng tih a hriat chuan he enkawlna hi a rawt thei ang. Hei hi engtikah nge a remchan loh leh a rem loh tih hriat nan a hnuaia table hi han thlir ila.
| CXL enkawlna atana rawtna awm thei dinhmunte | CXL enkawlna a tha lo thei case te |
|---|---|
| Keratoconus: Mit (cornea) chu cone angin a bulge nasat ber a ni. | Cornea chu a hring nasa hle a nih chuan. |
| Pellucid marginal degeneration: Mit hnuai lam a hring chhuak thin. | Cornea-a hliam na tak emaw opacification emaw a awm chuan. |
| Terrien marginal degeneration: Mit (cornea) chhunga thil awmte a hring (peripheral parts) a thin. | A hmaa ocular herpes infection i neih tawh chuan . |
| Post-surgical ectasia: LASIK leh PRK ang chi operation hnua mit (cornea) chak lo. | Autoimmune natna i neih chuan . |
Hei hi surgery a ni em? Epi-off chu eng nge ni?
Ni e, CXL hi technically chuan mit surgery tenau tak a ni a, a chhan chu mit lam doctor-in a tih vang a ni. Mahse lungngai suh, major incision a ni lo.
Hei hi surgery hmanga tih theih awmchhun chu mit (cornea) chunga layer te tak te, epithelium an tih chu lakchhuah a ni. Kan vun chunga layer te tak te ang mai a ni. Kan hman thin riboflavin damdawi chu mit (cornea) thuk zawka a luh theih nan a paih chhuak a ni. Hetiang tih dan hi "Epi-off" (epithelium-off) an ti a. Hetiang method hi tun dinhmunah chuan khawvela pawm leh hlawhtling ber a ni.
Enkawl hmain inbuatsaih a ngai em?
Hei hi outpatient procedure a ni lo. Hei hian enkawl zawh ni vek hian in lamah i haw thei tihna a ni. Inbuatsaihna bik a ngai lo. Amaherawhchu, inenkawl zawhah lirthei i khalh thei dawn lo a nih avangin, in lama hruai tur che i neih a pawimawh hle.
Enkawl lai hian eng nge thleng?
Enkawlna zawng zawng hi minute 60 vel a ni.Hetih lai hian khumah i mu a ni. Doctor chuan heng step te hi a hnuaia mi ang hian a ti ang:
1. Mit numbing: Pakhatnaah chuan anaesthetic eye drops hi mit a hriat loh nan hnawih a ni.
2. Epithelium lakchhuah: A dawtah chuan mitmeng chunglam layer, epithelium chu nalh takin lakchhuah a ni.
3. Damdawi hnawih dan: A dawtah chuan mitmeng sen (yellow eye drops) riboflavin (vitamin B2) an tih chu mit chhungah dah la, minute 30 vel dah la, a hip tha thei ang.
4. UV light: Tichuan, UV light beam bik chu i mitmeng lam hawiin minute 30 vel a awm a. Hei hi magic a thlen hun a ni a, collagen bonds a tichak a ni.
5. Final step: A tawp berah chuan natna hrik laka inven nan antibiotics hman a ni a, steroid eye drop hmangin a hring tihziaawm a, mit ven nan temporary bandage contact lens hman a ni bawk.
Chu chu a ni mai. Tichuan i haw thei tawh ang.
Hei hian eng hlawkna leh hlauhawmna nge a neih?
He enkawlna hian a thatna lian ber chu tuna enkawlna awmchhun a nih avangin mitmeng (cornea) a hring leh a chhuak (protrusion) a titawp thei a ni. Hei hian i mit hmuhna a tichhe lo ang. Tin, a hnua surgery lian tak tak, mitmeng thlak (corneal transplant) tih a ngai tawh lo thei bawk.
Research atanga a lan dan chuan Corneal Cross-Linking treatment hlawhtlinna rate, a bik takin Keratoconus natna tan chuan 95% vel a ni.
Damdawi enkawlna dang ang bawkin, hlauhawmna tlemte chauh a awm tih chu a chiang. Mahse hengte hi a tlem hle tih hriat reng a pawimawh .
- Kaichhawng.
- Scarring a awm.
- Mit hmuh theih loh (corneal haze) reng reng.
I doctor chuan heng thilte hi a sawipui ang che.
Enkawl hnua dam leh hun chhung hi engtin nge a awm?
Enkawlna hnua dam leh hun chhung hian dawhtheihna tlem a mamawh a ni.
A hmasain, kar khat vel zet bandage contact lens i vuah a ngai ang . Hei hi kan lakchhuah epithelium layer chu a lo thang leh theih hun a ni. Hemi chhung hian doctor-in a pek tur steroid eye drop i hman a ngai bawk ang.
Natna: Enkawl zawhah i mitah natna emaw, kang emaw engemaw zat i nei thei. Mi thenkhat chuan tlem chuan an hre lutuk mai thei. Hei atan hian i doctor chuan natna tidam thei eye drop a pe ang che. Heng damdawi te i hman hnu pawha a natna a reh loh chuan doctor hrilh hreh suh.
Mit hmuh: A pawimawh ber chu enkawl hnu ni hmasa berah chuan i mit chu a hma aiin a fiah zawkin a lang ang.Hei hi corneal haze an ti a. Hei hi thil pangngai a ni a, lungngai suh. I vision chu zawi zawiin a chiang tan ang.
A hnuaia table-ah hian dam leh huna i tawn theih turte tarlan a ni.
| Dam leh laia lo lang thei symptoms tlangpui | |
|---|---|
| Mit a na lo deuh emaw, a kang emaw | Light sensitivity a ni |
| Mit ah thil a inkhung ang maia inhriatna | Mit a vawt |
| Mit hmuh a fiah lo | Corneal edema a awm thin |
I mit a lo nghet kim theih nan thla 2-3 vel a ngai thei. Chumi hnuah chuan glasses set thar emaw contact lens emaw i hman a ngai dawn a ni.
Engtikah nge doctor nen inbiakna neih a ngaih?
I dam leh laiin i mit hmuhna a danglam nghal (e.g., rang taka fimkhur nasa tak, hmun dum hmuh) emaw, i doctor-in damdawi a pek avanga natna chu a thunun loh chuan i doctor hnenah hriattir nghal rawh.
Take-Home Thuchah a ni
- Corneal Cross-Linking (CXL) hi enkawlna tha tak a ni a, mitmeng a hring leh a chhuahna a titawp a, Keratoconus ang chi dinhmunah pawh a tichak bawk.
- Hei hi riboflavin (vitamin B2) eye drops leh UV light hmanga enkawlna tenau tak, non-residential treatment a ni.
- Enkawl hnua a tir lamah mit a fiah lo (blurred vision) hi thil pangngai a ni. Thla engemaw zat a la ngai thei a, a dam kim theih nan leh mit hmuhna a nghet thei bawk.
- He enkawlna hian nakin lawkah mit chhiatna nasa tak leh operation lian tham a veng thei a ni.
- Thil ngaihtuah tur i neih emaw, thil chiang lo emaw i neih chuan mit doctor nen inbia fo ang che. Zawhna zawh hreh suh.
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