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1. 成人における視覚障害：屈折障害と老視visual impairment in adults refractive disorders and presbyopia [show details]
… Astigmatism – Similar to hyperopia, the prevalence of astigmatism increases with age from approximately… accounting for two-thirds of the eye refractive power. The lens provides the remaining one-third, for a total refractive power of 60 diopters (D). Refractive power of the eye and corrective lenses is measured …
2. 小児における屈折異常refractive errors in children [show details]
…and near fixation. Astigmatism is corrected with a cylindrical lens Astigmatism should be corrected in symptomatic children and in asymptomatic children with large degrees of astigmatism (ie, approximately …
3. レーザー屈折矯正手術laser refractive surgery [show details]
… Astigmatism – Induced astigmatism occurs with decentered ablations or excessive patient movement during the ablation . Retreatment of postoperative astigmatism can be corrected… PRK and LASIK in patients with mild and more severe myopia . These studies, involving a combined total of 785 eyes, demonstrate stability for refraction and best spectacle-corrected visual acuity (BSCVA)…
4. 強膜炎の臨床症症状および診断clinical manifestations and diagnosis of scleritis [show details]
…caused by a change in the shape of the eyeball and an alteration of corneal curvature (an acquired astigmatism). Posterior scleritis – Symptoms of posterior scleritis may include variable amounts of pain (often … Serum chemistry profile – This should include creatinine, blood urea nitrogen, electrolytes, albumin, total protein, and aminotransferases. Urinalysis with microscopy – Urinalysis with microscopic examination…
5. 円錐角膜keratoconus [show details]
…with corticosteroids. A more common complication of penetrating keratoplasty is astigmatism. Treatment options for astigmatism include contact lens correction, refractive surgery, relaxing incisions, wedge …

English Journal

Evaluation of refractive errors in retinopathy of prematurity screening.

Pidro A, Alajbegović-Halimić J, Jovanović N, Pidro A.
Medicinski glasnik : official publication of the Medical Association of Zenica-Doboj Canton, Bosnia and Herzegovina. 2019 Aug;16(2).
Aim To evaluate the frequency of refractive errors in premature children in retinopathy of prematurity (ROP) screening to find mutual connection of the prematurity level, disease activity and refractive errors. Methods A retrospective study was conducted in the Eye Clinic of the University Clinical
PMID 31077125

Simulated optical performance of soft contact lenses on the eye.

Abass A, Stuart S, Lopes BT, Zhou D, Geraghty B, Wu R, Jones S, Flux I, Stortelder R, Snepvangers A, Leca R, Elsheikh A.
PloS one. 2019 ;14(5)e0216484.
To evaluate the impact of soft contact lens eye-fit on optical power by computational modelling and to produce correction maps for reversing this impact during the design process. Finite element models of spherical and toric hydrogel contact lenses at varying nominal powers of -20 D to +20 D, base c
PMID 31086372

Corneo-pterygium total area measurements utilising image analysis method.

Mohd Radzi H, Khairidzan MK, Mohd Zulfaezal CA, Azrin EA.
Journal of optometry. 2019 May;().
To describe an objective method to accurately quantify corneo-pterygium total area (CPTA) by utilising image analysis method and to evaluate its association with corneal astigmatism (CA). 120 primary pterygium participants were selected from patients who visited an ophthalmology clinic. We adopted i
PMID 31097348

Japanese Journal

白内障手術の術後にCrossed monovisionを呈した症例

吉田恵実,戸塚伸吉,石川裕子,渡邊あゆみ,戸塚悦子
日本視能訓練士協会誌 47(0), 249-256, 2018
【目的】人工的monovisionを用いた白内障手術後にcrossed monovisionを呈した症例について検討する。【対象と方法】2008年8月～2013年6月に人工的monovisionを用いて両眼白内障手術及び眼内レンズ挿入を228例施行した。このうち術後に …
NAID 130007608717

Influence of posterior corneal astigmatism on postoperative refractive astigmatism in pseudophakic eyes after cataract surgery

Sano Maki,Hiraoka Takahiro,Ueno Yuta,Itagaki Hideo,Ogami Tomohiro,Oshika Tetsuro
BMC ophthalmology 16(1), 212, 2016-12
… BackgroundTo examine the influence of posterior corneal astigmatism on postoperative refractive astigmatism in pseudophakic eyes after cataract surgery.MethodsThe study enrolled 64 pseudophakic eyes of 50 patients (71.8 ± 9.9 years old, mean ± standard deviation) who had undergone phacoemulsification with non-toric IOL implantation. … Refractive astigmatism was measured using an auto ref-keratometer with a 0.01- diopter (D) scale. …
NAID 120005952326

角膜前後面屈折力を用いたトーリック眼内レンズモデル選択の検討

岡田あかね,宇野裕奈子,山村彩,則武里奈,玉置明野,小島隆司
日本視能訓練士協会誌 45(0), 143-149, 2016
【目的】前眼部Optical Coherence Tomography（以下OCT）：SS-1000 CASIA（TOMEY社）の角膜前後面屈折力（以下Real-K）を用いてトーリック眼内レンズ（以下T-IOL）モデルを選択した症例の検討を行った。【対象と方法】対象は …
NAID 130005397703