Ido ya ƙunshi wani ɓangaren da ake iya gani da wani ɓangaren da ba a iya gani wanda aka ɓoye a cikin kwalin idon. A gaban mun sami wani sashi mai haske wanda ake kira cornea, tare da farin ɓangaren a kusa, conjunctiva. Bayansa shine iris wanda shine diaphragm na ido sannan ruwan tabarau kuma a baya akwai retina wanda shine nau'in allo a cikin ido. Yana da retina wanda ke watsa sakon jijiya na hoton zuwa kwakwalwa ta hanyar jijiyar gani. Ruwan tabarau ya ƙunshi capsule na biconvex na waje da matrix na ciki, duka biyun gaskiya ne.

Gilashin ruwan tabarau ne na ido, yana ba da damar haske ya mai da hankali akan kwayar ido. Yana da karfin masauki wanda ke ba shi damar daidaita hangen nesa gwargwadon nisan abin da aka duba da kiyaye hangen nesa.

Idanun ido suna bayyana lokacin da aka canza sunadaran da ke cikin ruwan tabarau kuma matrix ɗin ya zama opaque gaba ɗaya, yana hana haske isa ga retina. Ƙarin wuraren da ruwan tabarau ya shafa, haka karen ke rasa ikon gani. Lokacin da ciwon ido ya ci gaba sai kare ya rasa ganinsa.

Kada cataracts ya ruɗe da sclerosis na ruwan tabarau. Bai kamata ku damu da sclerosis na ruwan tabarau na ido ba. Kamar idanun ido, ruwan tabarau sannu a hankali yana fari. Amma wannan farar ruwan tabarau baya hana haske wucewa kuma kare na iya gani.

Cataracts a cikin karnuka galibi cuta ce mai alaƙa da shekaru.

Muna magana ne game da cutar sankara: yana fifita karnuka sama da shekaru 7. Yana kaiwa idanu biyu kuma yana motsawa a hankali.

Wani babban abin da ke haifar da shi shine cataract wanda ke da alaƙa da nau'in kare: to yana daga cikin gado na gado, don haka yana da asalin halitta. Don haka wasu nau'ikan karnuka a bayyane suke ga bayyanar cataracts. Muna iya ɗaukar misalin Yorkshire ko Poodle. An san wannan nau'in ciwon ido, za mu iya ƙoƙarin shiga tsakani da wuri idan ya bayyana yana kiyaye hangen kare.

Cututtukan ido da sauran abubuwan da ke haifar da kumburin ido na iya haifar da ciwon idanu a cikin karnuka. Don haka rikicewar ƙwallon idon da ke biye da girgiza ko rauni shima dalilai ne na bayyanar da idanu a cikin karnuka.

Lokacin da ruwan tabarau ya canza matsayi da karkacewa, muna magana ne game da karkacewar ruwan tabarau. Wannan rarrabuwa wani etiology ne na cataracts. Wannan kauracewar ruwan tabarau na iya faruwa sakamakon kumburi ko girgizawa, wasu irinsu kamar Shar-Pei sun fi fuskantar ɓarkewar ruwan tabarau.

A ƙarshe, karnukan da ke fama da ciwon sukari na iya haɓaka idanun ido kuma su daina gani. Wannan ciwon ido na ciwon sukari yawanci yana tasowa cikin sauri kuma yana shafar idanun biyu.

Idan idon karen ku musamman ruwan tabarau na karen ku ya zama fari likitan ku zai yi cikakken gwajin ido don sanin ko akwai wasu dalilan da ke haifar da ciwon idon kare.

Binciken ophthalmologic ya haɗa da:

1. Na farko, kallo daga nesa daga ido, muna bincika ko rauni bai lalace idanun ido ko ramin ido ba, idan idon ba babba bane (buphthalmos) ko fitowar (exophthalmos).
2. Sannan idan idon ya yi ja kuma akwai kumburin ciki a cikin karen, ana gudanar da gwaje -gwajen kusoshi.
3. Gabaɗaya, idan akwai raunin ruwan tabarau kuma musamman idan akwai ɓarkewar ruwan tabarau, ana auna matsin lamba na intraocular (IOP) don kawar da shakkun glaucoma da ke haifar da ƙaurawar ruwan tabarau. Glaucoma wani karuwa ne mara kyau a IOP kuma yana haifar da haɗarin asarar ido. Dole ne a yi masa magani cikin gaggawa idan yana nan.
4. Tare da duba yiwuwar tiyata ruwan tabarau don dawo da gani ga kare, likitan dabbobi yayi (ko kuma yana da likitan dabbobi da ya ƙware a ophthalmology) gwajin jijiyoyin jiki na retina. A zahiri, idan kwayar idon ta daina aiki ko kuma ba ta watsa hotuna daidai, tiyata ba za ta zama da amfani ba kuma ba za ta mayar da hangen nesa ga kare ba. Wannan jarrabawar ana kiranta electroretinography.

Maganin cataracts na canine kawai shine tiyata. Ana yin shi ta hanyar likitan dabbobi na ophthalmic microsurgeon kuma yana buƙatar takamaiman kayan aiki, kamar na'urar gani da ido, ƙaramin kayan aikin, da na'ura don lyse da neman matrix na ruwan tabarau. Don haka wannan tiyata yana da tsada sosai. Likitan dabbobi zai yi buda baki tsakanin cornea da conjunctiva don gabatar da kayan aikin sa, sannan ya cire matrix din da ya zama mara kyau daga cikin kwandon ruwan tabarau ya maye gurbinsa da ruwan tabarau na gaskiya. A ƙarshe ya yi ɗan ƙaramin suture na buɗewar da ya yi a farkon. A duk lokacin tiyatar, dole ne ya shayar da cornea don hana ta bushewa da kuma allura samfuran don maye gurbin ruwan da ke cikin ido a zahiri wanda ke tserewa ta hanyar buɗewa.

Bayan tiyata za ku buƙaci shafa ido mai yawa a idon kare ku kuma likitan ido zai duba idanu akai -akai.