Results 1 to 10 of about 10,132 (184)

Accuracy of intraocular lens calculation formulas in cataract patients with steep corneal curvature. [PDF]

open access: goldPLoS ONE, 2020
ObjectiveTo compare the accuracy of five kinds of intraocular lens calculation formulas (SRK/T, Haigis, Hoffer Q, Holladay and Barrett Universal Ⅱ) in cataract patients with steep curvature cornea ≥ 46.0 diopters.MethodsThis is a retrospective study of ...
Chenguang Zhang   +7 more
doaj   +7 more sources

Effects of steep-axis incision on corneal curvature in one-handed phacoemulsification [PDF]

open access: goldInternational Journal of Ophthalmology, 2019
AIM: To examine the effects of one-handed phacoemulsification with steep-axis incision on corneal curvature and analyze surgically induced astigmatism (SIA) on the true net power, anterior and posterior corneal surfaces. METHODS: Patients with cataracts
Pan-Pan Li   +5 more
doaj   +5 more sources

Modified deep anterior lamellar keratoplasty for the treatment of advanced keratoconus with steep corneal curvature to help in eliminating the wrinkles in the Descemet′s membrane

open access: diamondIndian Journal of Ophthalmology, 2014
Aims: To determine the clinical efficacy of modified deep anterior lamellar keratoplasty (DALK) for the treatment of advanced-stage keratoconus with steep curvature.
Hamid Khakshoor   +3 more
doaj   +5 more sources

Comparison of the reliability of corneal curvature and eccentricity measurements in myopic eyes using four different devices [PDF]

open access: yesFrontiers in Medicine
Myopia is a global public issue which is increasing worldwidely. Instruments are essential for measurement in the diagnosis and evaluation of myopia. Comparing the agreement of corneal curvature and eccentricity measurements obtained using four different
Dongyi Qu   +4 more
doaj   +3 more sources

Corneal surface changes after stromal lenticule addition keratoplasty combined with cross-linking for severe keratoconus [PDF]

open access: yesInternational Journal of Ophthalmology
AIM: To investigate the response of the anterior and posterior corneal surface in femtosecond laser-assisted convex stromal lenticule addition keratoplasty (SLAK) combined with cross-linking (CXL) for treating keratoconus at the first 3mo of follow-up ...
Xi-Yu Sun   +7 more
doaj   +3 more sources

Agreement of corneal curvature and central corneal thickness obtained from a swept-source OCT and Pentacam in ectopia lentis patients [PDF]

open access: yesInternational Journal of Ophthalmology, 2020
AIM: To assess the inter-device consistency of corneal curvature and central corneal thickness between Pentacam and a swept-source Fourier-domain anterior segment optical coherence tomography (AS-OCT) in ectopia lentis patients. METHODS: Totally 72 eyes
Guang-Ming Jin   +5 more
doaj   +2 more sources

Association Between Maternal Pre-Pregnancy Body Mass Index and Astigmatism and Corneal Curvature in Offspring: A Cross-Sectional Study. [PDF]

open access: yesClin Ophthalmol
Purpose To investigate the association between maternal pre-pregnancy body mass index (BMI) and astigmatism and corneal curvature in offspring. Patients and Methods Corneal topography and an optical biometer were used to measure ocular parameters, while ...
Han Y   +10 more
europepmc   +2 more sources

Corneal eccentricity and related factors in Chinese children and adolescents with astigmatism [PDF]

open access: yesBMC Ophthalmology
Objective To quantify the distribution of anterior corneal eccentricity (e value) and identify associated factors in Chinese children and adolescents with astigmatism.
Lixing Zhou   +7 more
doaj   +2 more sources

Correlation between corneal biomechanical and tomographic parameters in cataract patients [PDF]

open access: yesInternational Journal of Ophthalmology
AIM: To investigate the relationship between preoperative corneal biomechanical properties and corneal tomographic properties in cataract patients.
Jia-Xi Li   +4 more
doaj   +2 more sources

Early assessment of visual outcomes and corneal stability in eyes with a pre-planned residual stromal thickness of 280 to 300 μm following small incision lenticule extraction [PDF]

open access: yesInternational Journal of Ophthalmology
AIM: To assess early visual outcomes and corneal stability following small incision lenticule extraction (SMILE) in eyes with a pre-planned residual stromal thickness (RST) ranging from 280 to 300 μm.
Yin Liu   +5 more
doaj   +2 more sources

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