Eyona Ngxamiseko
Ukungena ngaphakathi kweso lesibini kukuluhlu olukhanyayo lwamaseli e-neural abizwa ngokuba yi- retina . Ngokufana nekhamera, i-retina ithatha imilayezo yokukhanya kwaye ijika ibe yimpembelelo kagesi. Ezi ziphumo zihamba ngeentsimbi ze-optic ukuya kwingqondo, apho ziguqulwa zibe yimifanekiso. I-retina ilala phezu kwe- choroid , iisuncu ezijongene nokunondla i-retina.
I-detinal detachment iyenzeka xa i-retina ihlula kwi-choroid. Yona yongxamisekileyo yamehlo kwaye idinga unyango olukhawulezileyo ukukhusela ukulahleka kombono kunye nokungaboni kakuhle.
Iintlobo
Kukho iintlobo ezintathu ze-retinal detachment:
- I-Rhegmatogenous retinal detachment: Olu luhlobo oluqhelekileyo. Kubangelwa iinyembezi okanye imingxuma kwi-retina, ekubhekiswe kuyo njengekhefu lokubuyisela.
- I-detectiveal retinal detachment: Olu hlobo lwesithenjwa lwenzeka xa izicubu ezinqabileyo okanye ezinye izicubu ezingaqhelekanga zikhula phezu komhlaba we-retina, zitsala i-retina kude nendawo engaphantsi kwayo.
- Isilathisi sokubuyisela emzimbeni: Lo mqhubi uvela xa umbane okanye igazi ligeleza phantsi kwe-retina, ukulihlula kwinqanaba elingaphantsi. I-exudative detinal clock is often a complication of other conditions including, macerification, macerosis, and high blood pressure.
Izizathu
I-retinal detachment ibangelwa yintlungu. Kuqhelekileyo kubantu abasondeleyo, abanobona besikhashana.
Ezinye izixhobo zokubuyisela zenzeke ngokukhawuleza kungekho zizathu ezithile. Ezi zinto zihlala zihambelana neenguqu kwi-vitreous, i-gel-like fluid ezalisa umlenze welihlo. Njengoko sikhulile, i-vitreous inokuthi idibanise kwaye ihluke kwi-retina, eyenza i-posterior engxowankulu ye-vitreal (PVD). Ezinye izifo zingabangela ukuba i-retinal detachment ngokuvumela ukukhula komkhumbi wegazi kunye nokutshabalalisa, okubangela ukuphambana kwi-retina.
Izinto zobungozi
Zininzi izinto ezinokunyusa umngcipheko wokuphuhlisa i-retinal detachment.
- Ukutshintsha kweenguqu ezinxulumene neminyaka kwi-vitreous
- Izinga eliphakamileyo lokujonga kwangaphambili
- Iindawo ezinqongopheleyo kwi-retina
- Imbali yentsapho ye-retinal detachment
- Idatha yokubuyisela yangaphambili kwelinye iliso
- Imbali yokuhlinzwa kwamehlo, njengophenyo lwe- cataract
- Ukukhathazeka kwamehlo
Iimpawu
Akukho ntlungu xa i-retina ichitheka. Nangona kunjalo, kukho ezininzi iimpawu ezibonakalayo eziqhelekileyo ezifanele zikuqaphele ukuba ungabamba iqela lokubuyisela:
- Iziqhumane ezinokubonakala ngathi ziindawo eziluhlaza, imicu, okanye iispider zeebhola ezijikelezayo kwindawo yakho yombono
- Ukukhanyisa ukukhanya
- Ikhuphe elimnyama okanye isigqubuthelo esihamba phezu kombono wakho
- Umbono ogqabileyo
Ukuba unayo nayiphi na le mpawu, unganqikazi ukufuna unyango. Ixesha liyinxalenye yokwenza unyango lwe-retinal detachment. Uphulo lwangokokuqala lunokuphucula ithuba lokubuyisela umbono wakho.
Ukuxilongwa
Ukuxilongwa kwe-retinal detachment yenziwe ngumsebenzi wokunakekelwa kwamehlo. I-optometrist okanye i-ophthalmologist inganciphisa abafundi bakho kwaye isebenzise i-ophthalmoscope engabonakaliyo ye-binocular ukuze ihlolwe ngaphakathi kwiso ngeembono ezintathu. Ngamanye amaxesha, ifowuni ye-ultrasound ingasetyenziselwa ukuba kukho i-bleeding dense ngaphakathi kwiso.
Igazi ngamanye amaxesha lingalimaza umbono, okwenza kube nzima ukubona ngokucacileyo i-retina. Idivaysi ye-ultrasound ikhiqiza amaza omsindo ahlahlela ngasemva kweso, ekwenza umfanekiso ovumela ugqirha ukuba abone ukuba i-retina iyanqandwa.
Unyango
Kukho iindlela ezininzi zokuphatha i-retinal detachment. Utyando luxhomekeke kulolu hlobo, ubunzima, kunye nendawo yecandelo.
- I-retinopexy ye-infneumatic: isetyenziswe xa i-detachment yenzeka kwinxalenye ephezulu yeso. Iliso ifakwe kwi-bubble bubble ejongene ne-retina.
- I-Cryotherapy: isebenzisa indlela yokuqandisa okanye i-laser ukuze ibuyise i-retina kwakhona.
- I-Lasers: isetyenziselwa ukudala izikrakra ezincinci kwiso ukukhusela ukugqithisa okanye ukuxosha.
- I-scleral buckle: iqela elincinci le-silicone eliqhotyoshelwe ngaphandle kweso ukubeka i-retina endaweni. Ibhokhwe ayibonakali ngaphandle.
ILizwi
I-retinal detachment yimeko enzulu yamehlo efuna ukunakekelwa kweengcali ngokukhawuleza. Ukuba ishiywe ingakhange ithatyathwe, ingabangela ukukhubazeka kombono ophelele kwiso. Ukuba ufumaniswe ngethuba, nangona kunjalo, ininzi ye-retinas ixhaswe ngokugqithiseleyo kunye nombono ngokukodwa okanye ukubuyiswa ngokupheleleyo.