Mitsempha ya Angioid ndi matenda a retinal omwe amadziwika ndi kusweka ndi ming'alu ya Bruch's membrane, m'munsi mwa retina yomwe imathandiza kudyetsa ndi kudyetsa kapangidwe ka chithunzi cha photoreceptor. Nthano ya Bruch ikhoza kuyambitsa, kuwerengera ndi kuyamba kutha. Ming'aluyo amaoneka ngati mizere yowirira, yofiira kapena imvi yomwe imauluka kuchokera kumadera ozungulira mitsempha ya optic. Kupuma kumeneku kungayambitse matenda ngati ofanana ndi macular .
Ndani Ali Pangozi Chifukwa Chakumbuyo kwa Angelo?
Ngakhale mitsempha ya angioid ikhoza kuchitika popanda chifukwa cha systemic, nthawi zambiri zimagwirizanitsidwa ndi matenda otsekeka. Kufikira 50 peresenti ya anthu okhala ndi streio angioid ali ndi pseudoxanthoma elasticum, matenda a Paget kapena Ehlers-Danolos matenda.
- Pseudoxanthoma elasticum (PXE) ndi matenda omwe amathira calcium ndi mchere amadziunjikira mu zotupa m'thupi. Izi zingakhudze khungu, maso, mtima, ndi m'mimba. Mitundu yotsekemera ndi gawo limodzi la minofu yomwe imapereka kusintha ndi mphamvu mu thupi lathu.
- Matenda a Paget ndi matenda omwe amachititsidwa ndi kupunduka kwa mafupa ndipo fupa limayamba kusinthidwa mofulumira kusiyana ndi lachibadwa. Mitsinje ikhoza kukulitsidwa ndi kufooka.
- Matenda a Ehlers-Danlos ndi matenda osadziwika omwe amachititsa collagen m'thupi lathu. Anthu omwe ali ndi Ehlers-Danlos akhoza kukhala ndi mavuto osiyanasiyana a maso kuphatikizapo keratoconus, high myopia, retinal detachment, dislocation lens ndi streioid streaks.
N'chifukwa Chiyani Angioid Akutha Chifukwa Chakuwonongeka?
Pamene kupuma kumachitika m'magazi a m'munsi mwa retinal, zigawo sizikhoza kuyamwitsa bwino maselo a photoreceptor. Izi zimabweretsa kuphulika kwa madzi ndi kusowa kwa mpweya. Nsomba zam'madzi zowakomera (zotupa zabwino za mitsempha ya mitsempha ndi minofu yambiri) ndiye ayambe mawonekedwe.
Maukondewa angayambitse kupweteka kwa magazi ndi kupweteka mu macula. Mapangidwewa ali ofanana ndi zomwe nthawi zina zimachitika ndi kuwononga kwa macular. Kutheka kwa masomphenya kumatha kuchitika.
Chithandizo
Mwamwayi, n'kosatheka kupanga mitsinje ya angioid ikuchoka. Kuyezetsa maso kwa chaka ndi chaka kumayenera kuchitidwa ndi optometrist kapena ophthalmologist kuti ayang'anire kukula kwa maukonde omwe ali ndi nkhono ndi zizindikiro zina. Ngati zichitika, mudzatumizidwa kwa katswiri wa retina kuchipatala, zomwe zingaphatikizepo kugwiritsa ntchito laser kuti asiye patsogolo. Kuchotsa opaleshoni ya maukonde a neovascular ndichitsulo chosankhira mankhwala, komanso chithandizo cha photodynamic. Nthawi zina maukonde a mphuno amayambitsa madzi kapena magazi. Pachifukwa ichi, mankhwala atsopano otchedwa antitivascular endothelial antibodies amagwiritsidwa ntchito ndipo asonyeza bwino kwambiri. Odwala ena amatha kuchizidwa ndi mankhwala osokoneza bongo endothelial factor (VEGF) ndipo awonetsanso zotsatira zabwino. Mankhwalawa amaloledwa mwachindunji m'maso. Ngakhale mankhwalawa atsopanowa akugwira ntchito bwino, nthawi zambiri amayenera kuwajambulidwa mobwerezabwereza monga momwe neovascularization nthawi zambiri imathandizira odwala omwe ali ndi streioid streaks.
Zimene Muyenera Kudziwa Zokhudza Kugonjetsedwa kwa Angioid
Anthu omwe ali ndi mitsempha ya angioid ali ndi diso losasinthasintha, amawaika pa chiopsezo chachikulu cha kuphulika kwa khungu ndi mafinya a subretinal ngati akuvutika maganizo.
Choncho, chitetezo cha maso ndichoyenera. Malayala a polycarbonate ayenela kuuzidwa chifukwa ali ndi malingaliro osakanikirana kwambiri. Masewera apadera otetezeka ayenera kuvekedwa pa masewera olimbirana.
Chitsime:
Aleksandro, Larry J. Ntchito Yoyamba ya Gawo Lomaliza, Kulemba Kachiwiri. Appleton & Lange, 1994, masamba 300-301.