Kodi Zidzakhala Zovuta Kwambiri kwa Cataract Opaleshoni?
Asayansi ku California akufufuza za steroid yachibadwa yomwe imatchedwa lanosterol yomwe ingagwiritsidwe ntchito tsiku limodzi kuti ikhale ndi matenda oopsa . Zikhoza kukhala zotheka tsiku lina kugwiritsira ntchito lanosterol ngati mawonekedwe a pamwamba pochepetsa chitukuko. Kutsika kwa madontho a lanosterol kungakhale kochepa kwambiri kuposa mtengo wa opaleshoni ya cataract. Mamiliyoni a madola amagwiritsidwa ntchito ndi odwala, makampani a inshuwalansi ndi chithandizo chaumoyo cha boma kuti athe kulipira ophthalmologists ndi kugwirizanitsa optometrists kuti achotse matenda a opaleshoni.
Mankhwala a diso la Lanosterol angakhale otetezeka, osasokoneza njira yothandizira odwala matenda a cataract kwa odwala omwe ali ndi mitundu yambiri ya cataracts
Kodi Cataracts N'chiyani?
Nthenda ya cataract ndiyo kuphulika kapena kutayika poyera mu diso lachilengedwe la diso. Lens la munthu limapangidwa ndi mapuloteni a crystalline. Ali wamng'ono ndi wathanzi, mapuloteniwa amachititsa kuti disolo lisamveke bwino. Matendawa amakula chifukwa pamene tili ndi zaka zambiri, mapuloteniwa amatha kusokonezeka, amatha kuphwanyidwa. Matendawa amakhudza masomphenya ndipo amachititsa zithunzi kuti ziwoneke ngati mdima, zovuta kapena zosaoneka bwino poyang'ana pawindo lazitali. Anthu ambiri okalamba amakhala ndi vuto la kupweteka kwambiri chifukwa cha matendawa. Ambiri amatha kukhala okalamba ndipo nthawi zambiri sakhala ndi cataract.
Matenda amatha kukhala oopsa kwambiri kapena osakwanira mwa anthu ena. Matendawa amayamba chifukwa chomwa mankhwala ena monga prednisone steroids .
Matendawa amatha kuchitanso opaleshoni ya maso, monga opaleshoni ya retinal. Matenda monga matenda a shuga angayambitse matenda a shuga kuti akhale ndi zaka zambiri. Zizolowezi monga kusuta zingayambitse matenda oopsa kwambiri kuposa munthu amene sasuta. Ndiponso, makanda angaberekeke ndi matenda osokoneza bongo.
Opaleshoni ya Cataract
Odwala matendawa amachiritsidwa ndi opaleshoni yodwalayo . Kuchita opaleshoni ya Cataract kumaphatikizapo kuchotsa cataract ndikuika chomera chotsitsimutsa chatsopano pamalo ake. Ndondomekoyi imakhala ikuchitidwa pansi pa matenda a anesthesia pamtunda, kutenga nthawi yosakwana ora nthawi zambiri. Pa opaleshoni ya cataract, katswiri wa ophthalmologist amachotsa cataract ndi ultrasound kapena laser ndipo amalowetsanso chitsulo chamkati cha intraocular lens. Kuchokera kwa opaleshoni ya cataract kumatenga pafupifupi 8 milungu. Pa nthawi yochira, muyenera kubwerera kwa dokotala wanu opita maulendo angapo. Pomwe mukutsatira, dokotala wanu adzayang'ana maso anu kuti atha kutenga kachilomboka ndikuonetsetsa kuti maso anu akuchiritsidwa bwino
Zidutswa za Chithandizo cha Cataract
Asayansi anapeza kuti cataract yothandizira kuchepetsa ubongo mwa kuphunzira ana awiri omwe anabadwa ndi matenda omwe anabadwa nawo msinkhu. Ana awa anagawana kusinthika kwa majini komwe matupi awo analetsa kupanga lanosterol. Chochititsa chidwi n'chakuti makolo awo analibe kusintha kumeneku ndipo sanachitepo nthenda. Wasayansi anaganiza kuti lanosterol imagwira ntchito kuti zitsulo za munthu zisamveke mwa kuletsa kuwonongeka ndi kutsekemera kwa mapuloteni omwe amadziwika bwino.
Wasayansi anayamba kuyesa malingaliro awo pa maselo a mitsempha yaumunthu. Maphunzirowa adasonyeza kuti pamene lanosterol imagwiritsidwa ntchito m'maselo, mapuloteni a lens anasiya kugwira ntchito mosasuntha. Kenaka, adaphunzira akalulu odwala matendawa. Atapereka lanosterol kwa masiku asanu ndi limodzi, 85% a akalulu anali ndi kuchepa kwakukulu kwa ubongo wawo. Agalu anadabwa kwambiri. Abambo a Black Labrador, Queensland Zilonda ndi Miniers Pinschers, agalu onse omwe ali ndi nthendayi yodziwika bwino, adayankha mofanana ndi akalulu.
Lanosterol adatha kuchepetsa kukula kwa matendawa komanso kusintha malingaliro a lens.
Asayansi akuchenjeza kuti kafufuzidwe kafukufuku amafunikira asanaone madonthowa kuti ndi odalirika komanso othandiza odwala matendawa. Komabe, zikhoza kukhala zosangalatsa kwambiri. Chifukwa cataract ndi chikhalidwe chimene chingakhudze pafupifupi tonsefe, tidzamva zambiri za lanosterol posachedwa.
Mawu Ochokera
Kuchiza matendawa ndi diso lakumalo m'malo mwa opaleshoni ya cataract ndithudi ndizotheka m'tsogolomu. Asayansi akugwira ntchito mwakhama kuti atsimikizire ubwino wogwiritsa ntchito lanosterol monga njira yowonjezera yopaleshoni ya cataract. Kuchepetsa cataract kumapangika ndi madontho a maso a steroid posakhalitsa kukhala chithandizo cha matenda ochepa kwambiri.
Chitsime: Zhao L, Chen X, Zhu J. Lanosterol amatsitsimutsa mapuloteni ambiri. Chilengedwe, 2015.