Results 121 to 130 of about 21,095 (219)

Prevalence of corneal astigmatism before cataract surgery

, 2016
The purpose of this study was to describe and analyze the prevalence and pattern of corneal astigmatism in cataract surgery candidates. In a prospective cross-sectional study, preoperative demographics, and keratometric and refractive values of cataract ...
Jahanrad, A., Naderan, M., Pahlevani, R., Mohammadi, M.   +3 more
core  

Short-term refractive and corneal astigmatism after canal-based microinvasive glaucoma surgery. [PDF]

PLoS One
Englisch CN, Boden KT, Messias A, Roberts PK, Trouvain AM, Szurman P, Langenbucher A, Wakili P.   +7 more
europepmc   +1 more source

Paired Opposite Clear Corneal Incision in Cataract Patients with Different Types of Astigmatism

Mehmet Icoz,1,* Ozlem Aktas Ozaltun2,* 1Department of Ophthalmology, Yozgat City Hospital, Yozgat, Turkey; 2Department of Ophthalmology, Karabük Training and Research Hospital, Karabuk, Turkey*These authors contributed equally to ...
Aktas Ozaltun O, Icoz M
core  

Frequency and Age-Related Changes in Corneal Astigmatism in Cataract Surgery Candidates at a Training Hospital in Turkey. [PDF]

Medicina (Kaunas)
Yilmaz AC, Cakir Ince BA, Ayyildiz O, Mutlu FM.   +3 more
europepmc   +1 more source

Prevalence and clinical relevance of corneal astigmatism in cataract surgery candidates: a southern Italian cohort study. [PDF]

Front Med (Lausanne)
D'Oria F, Puzo P, Nowrouzi A, Boscia F, Alessio G.   +4 more
europepmc   +1 more source

The Role of Corneal Astigmatism When Fitting Orthokeratology Contact Lenses

, 2019
Purpose: About one-third of children aged 5-17 years old have astigmatism. Children with increasing astigmatism can also have an accompanying increase in myopia via axial elongation.
Tomiyama, Erin S.
core  

Deciphering corneal astigmatism: calculation pitfalls and how to avoid them. [PDF]

J Cataract Refract Surg
Langenbucher A, Wendelstein J, Cayless A, Szentmáry N, Hoffmann P, Cooke D, Cooke D, Gatinel D, Goggin M, Yeo TK, Olsen T.   +10 more
europepmc   +1 more source

Exploring the impact of extraocular disorders and their surgical correction on corneal astigmatism and higher-order aberrations: a comprehensive review. [PDF]

Ther Adv Ophthalmol
Rafizadeh SM, Asadigandomani H, Nusair O, Khannejad S, Vakili K, Mahmoudi F, Nassaji M, Mirzaei A, Mohammadpour M, Soleimani M.   +9 more
europepmc   +1 more source

Age-Related Variations in Anterior, Posterior, and Total Corneal Astigmatism. [PDF]

Clin Ophthalmol
Pothikamjorn T, Surawatsatien N, Ueathaweephol S, Somkijrungroj T.   +3 more
europepmc   +1 more source

Refractive and corneal astigmatism in Chinese 4-15 years old children: prevalence and risk factors. [PDF]

BMC Ophthalmol, 2023
Zhang L, Zeng L, Ye Y, Zhang Z, Liu F, Xian Y, Shen Y, Sun L, Xu Y, Zheng K, Zhou X, Zhao J.   +11 more
europepmc   +1 more source