Mmene Tizilombo Tomwe Timadwalitsira Tingawononge Maso Anu
Chilombo cha matenda a matenda ndi matenda a magazi omwe amachititsidwa ndi kusintha kwa chibadwa chobadwa nacho. Anthu omwe ali ndi kachilombo kakang'ono kamene amakhala ndi maselo ofiira a mtundu wofiira ngati magazi ali ochepa. Maselo ofiira amagazi awa amakhala ouma ndipo samayenda mosavuta kudzera mumitsuko yaing'ono yamagazi. Pamene maselo a chikwangwani amachititsa kuti magazi asatuluke kudzera m'thupi, ululu wopweteka umachitika, chifukwa cha matenda a njala.
Anthu omwe ali ndi maselo odwala ali ndi magazi ochepa kwambiri chifukwa cha hemoglobin yosadziwika m'maselo awo. Hemoglobin ndi mapuloteni omwe ali m'maselo ofiira ofiira omwe amathandiza kunyamula mpweya mu thupi lonse.
Cell Cell ndi Maso Anu
Matenda a tizilombo toyambitsa matenda angakhudze ziwalo zambiri m'thupi, kuphatikizapo maso. Zizindikiro za diso zimaphatikizapo zotsatirazi:
- Diso lofiira chifukwa cha mitsempha yamagazi yofanana
- Kuchepetsa magazi
- Atrophy kapena kufooka kwa iris
- Mankhwala atsopano a zitsulo (neovascularization) a iris
- Mitsuko yowoneka ngati njoka
- Kuchepetsa m'mimba
- Mitsempha mu retinal periphery
- Glistening imayika mu retina
- Nsomba ya saumoni (mabala a mtundu wa orange-pinki) mu retina
- Mitsinje ya Angioid
- Kuchokera m'magazi mumtambo
- Retinal neovascularization
- Chitetezo cha Retinal
Chimodzi mwa mavuto omwe maso amawoneka kwambiri omwe amagwiritsidwa ntchito ndi matenda a sickle cell ndi "nyanja yamakono yofanana ndi mawonekedwe a madzi" a zitsulo zamakono zowonjezera magazi.
Zinyanja zotengera zombo zimayesa kuyesa kubwezeretsa retina ndi mpweya. Izi zimawoneka ngati chinthu chabwino, koma mitsempha yatsopano yomwe imakula imafooka ndipo imatha kutaya madzi ndi magazi. Zingathe kukhazikitsanso chithunzithunzi pa retina ndipo mwinamwake chimasokoneza.
Pamene matenda a sickle akugwera m'maso, amakhala okalamba wodwala maselo obwezeretsa maselo.
Kuwonjezereka kumeneku kungapangitse kutaya kwakukulu kwa diso ndi retinal detachement. Cholinga cha katswiri wa retina ndikuteteza kapena kuthetsa vuto la retinal neovascularrization musanafike poti liwonongeke.
Zimene Mukuyenera Kudziwa Zokhudza Cell Sick ndi Maso Anu
Kuyezetsa maso kwakukulu kumayambira pasanathe zaka 10. Kafukufuku amasonyeza kuti kachilombo kakang'ono ka retinopathy kakhoza kuyamba kuzungulira m'badwo umenewo. Kuyesedwa kwa diso kuyenera kuyesedwa bwino kwa retina ndikuyambiranso zaka ziwiri. Kuyambira ali ndi zaka 20, kuyesedwa maso kwa chaka kumachitika.
> Chitsime:
> Zowonjezeretsa Kufufuza kwa Optometry, The Handbook of Ocular Disease Management, Gulu la 13. 15 Apr 2011, pp 62A-65A.