Showing 481 - 500 results of 686 for search '"optical coherence tomography"', query time: 0.06s Refine Results
  1. 481

    Multifaceted approach to evacuating multi-level premacular hemorrhage in a case of suspected Valsalva retinopathy – a case report by B. R. Smitha, Naman Sahni, Priyanka Gandhi, Rupal Kathare, Vishma Prabhu, Prathiba Hande, Jay Chhablani, Ramesh Venkatesh

    Published 2025-01-01
    “…Fundus examination revealed a PMH characterized by a “double-ring sign” accompanied by diffuse retinal hemorrhages. Optical coherence tomography confirmed that the hemorrhage was located in the sub-ILM space. …”
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    Article
  2. 482

    Multimodal Imaging Characteristics of ADRP in a Family with p.Thr58Arg Substituted RHO Mutation by Misty Ruppert, John Pyun, K. V. Chalam, David Sierpina

    Published 2020-01-01
    “…We describe multimodal imaging findings in a 58-year-old female with adRP due to a c.173 C > G, p.Thr58Arg rhodopsin mutation (confirmed on genotyping), including ultra-wide-field fundus autofluorescence (UWF-FAF), color scanning laser ophthalmoscopy, structural optical coherence tomography (OCT), OCT-angiography (OCT-A), electroretinography (ERG), and visual field testing (HVF). …”
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  3. 483

    Aqueous Levels of Pigment Epithelium-Derived Factor and Macular Choroidal Thickness in High Myopia by Wei Chen, Yubo Guan, Guanghui He, Zhiwei Li, Hui Song, Shiyong Xie, Quanhong Han

    Published 2015-01-01
    “…Macular choroidal thickness was measured by enhanced-depth imaging optical coherence tomography. Results. Aqueous levels of PEDF were significantly higher in CNV group compared with non-CNV (P<0.001) and control (P<0.001) groups. …”
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  4. 484

    Identification of a Heterozygous Mutation in the TGFBI Gene in a Hui-Chinese Family with Corneal Dystrophy by Qin Xiang, Lamei Yuan, Yanna Cao, Hongbo Xu, Yunfeiyang Li, Hao Deng

    Published 2019-01-01
    “…Slit-lamp biomicroscopy, optical coherence tomography, and confocal microscopy were performed to determine the clinical features of available members. …”
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    Article
  5. 485

    Unmasking the Imitators: Challenges in Identifying Intracranial Atherosclerosis‐Related Large Vessel Occlusion Mimics During Mechanical Thrombectomy by Aaron Rodriguez‐Calienes, Fazeel M. Siddiqui, Juan Vivanco‐Suarez, Sophie Shogren, Milagros Galecio‐Castillo, Mahmoud Dibas, Aditya S. Pandey, Marc Ribo, Santiago Ortega‐Gutierrez

    Published 2025-01-01
    “…Future perspectives include the incorporation of advanced imaging tools such as integration of artificial intelligence for automated image analysis, and deployment of advanced imaging techniques such as intravascular ultrasound and optical coherence tomography for a more comprehensive radiographical characterization of ICAS‐LVO. …”
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    Article
  6. 486

    Systemic Factors Associated with Treatment Response in Diabetic Macular Edema by Wendy Meihua Wong, Caroline Chee, Mayuri Bhargava, Charmaine Chai, Hazel Lin, Paul Zhao, Erlangga Ariadarma Mangunkusumo, Thet Naing, Yew Sen Yuen, Tien Yin Wong, Xinyi Su, Gopal Lingam

    Published 2020-01-01
    “…The primary outcome was change in macular thickness one month after treatment, measured using spectral-domain optical coherence tomography (OCT). At baseline, information on various systemic factors was collected including glycosylated hemoglobin (HbA1c), serum VEGF levels, lipid profile and markers of renal function, and blood pressure. …”
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    Article
  7. 487

    Prepapillary Vascular Loops Complicated by Suspected Macroaneurysm Rupture by Kei Akaiwa, Yoshinori Mitamura, Takashi Katome, Kentaro Semba, Mariko Egawa, Takeshi Naito

    Published 2014-01-01
    “…Fundus examination disclosed an elevated, round, and reddish lesion, retinal hemorrhage at the superior aspect of the optic disc, retinal opacification along the superior branch retinal artery, and a small vitreous hemorrhage. Optical coherence tomography showed a serous retinal detachment, and indocyanine green angiography demonstrated prepapillary vascular loops and a hypofluorescent area with hyperfluorescent margins. …”
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  8. 488

    Hybrid Graph Representation Learning for Carotid Artery Stenosis Detection Based on Multimodal Retinal OCTA Images by Wenting Lan, Jinkui Hao, Shengjun Zhou, Jingfeng Zhang, Shaodong Ma, Yitian Zhao

    Published 2025-01-01
    “…The ophthalmic artery is a branch of the internal carotid artery, several studies suggest that the biomarkers on retinal optical coherence tomography angiopraphy (OCTA) images are associated with CAS. …”
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    Article
  9. 489

    Changes in Anterior Segment Morphology of Iris Bombe before and after Laser Peripheral Iridotomy in Patients with Uveitic Secondary Glaucoma by Wakako Ikegawa, Takashi Suzuki, Koji Namiguchi, Shiro Mizoue, Atsushi Shiraishi, Yuichi Ohashi

    Published 2016-01-01
    “…To quantify changes in anterior segment (AS) parameters after laser peripheral iridotomy (LPI) using AS-optical coherence tomography (OCT) of iris bombe. Method. AS images of eight eyes were captured before and after iris bombe and more than 2 weeks after LPI (post-LPI) using AS-OCT. …”
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  10. 490

    Antithrombin III deficiency and idiopathic intracranial hypertension: a case report by Mansoureh Togha, Yousef Mokary, Elham Jafari

    Published 2025-01-01
    “…As a result, the patient’s papilledema, macular thickness, and nerve fiber layer edema decreased, as observed by fundoscopy and optical coherence tomography. Clinical examination and imaging also showed improvement in the patient’s symptoms. …”
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  11. 491

    Analysis of Indicators for Assessing the Risk of Progression from PACS to APAC and the Degree of Intraocular Pressure Elevation in APAC Using AS-OCT by Rumin Zhao, Qiaofang Du, Yunlong Wu, Wenhui Geng, Zijian Zhang, Bojun Zhao

    Published 2024-01-01
    “…The aim of this study is to quantify anterior chamber parameters to provide potential risk indicators for evaluating the progression of primary angle-closure suspect (PACS) eyes to acute primary angle closure (APAC) and the degree of intraocular pressure elevation in patients with APAC utilizing anterior segment optical coherence tomography (AS-OCT). Methods. Tomey CASIA2 AS-OCT was used to quantitatively measure various anterior chamber parameters, including anterior chamber depth (ACD), anterior chamber volume (ACV), lens thickness (LT), lens vault (LV), iris-trabecular contact index (ITC), iris thickness (IT), iris volume (IV), iris curvature (IC), iris area (IA), and iris thickness (IT), in APAC eyes (30 eyes) and contralateral PACS eyes (30 eyes) of 30 patients. …”
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  12. 492

    The Improvement of Dry Eye Symptoms after Pinguecula Excision and Conjunctival Autograft with Fibrin Glue by Jinho Jeong, Gabriel M. Rand, Taejung Kwon, Ji-Won Kwon

    Published 2019-01-01
    “…Criteria for pinguecula excision surgery were nasal location, yellowish color, and protrusion of conjunctiva at least 2 times thicker than adjacent normal conjunctiva as measured by anterior segment optical coherence tomography. Our primary outcomes were 3-month postoperative changes in tear film breakup time (TBUT), Schirmer test, and a dry eye symptom score. …”
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  13. 493

    Evaluation of Peripapillary Nerve Fiber Layer after Dexamethasone Implantation (Ozurdex) in Branch Retinal Vein Occlusions by Muhammed Nurullah Bulut, Yusuf Özertürk, Ümit Çallı, Güzide Akçay, Ulviye Kıvrak, Kezban Bulut

    Published 2016-01-01
    “…Ophthalmic examinations including determination of best corrected visual acuity (BCVA), measurement of intraocular pressure (IOP), and central macular thickness (CMT) and peripapillary RNFL assessment with optical coherence tomography (OCT) were performed before the injection of Ozurdex implant and during the 6-month follow-up period after the injection. …”
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  14. 494

    Determination of Ischemia Onset Based on Automatically Generated Spectralis SD-OCT Values in Acute Central Retinal Artery Occlusion by Maria Casagrande, Robert Kromer, Daniel A. Wenzel, Sven Poli, Martin S. Spitzer, Vasyl Druchkiv, Maximilian Schultheiss, Spyridon Dimopoulos

    Published 2021-01-01
    “…By manually measuring the relative retinal thickness increase (RRTI) in comparison to the contralateral eye based on optical coherence tomography (OCT), ischemia onset within the past 4.5 hours could be determined with 100% sensitivity and 94.3% specificity. …”
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  15. 495

    Neurodegeneration in Patients with Type 2 Diabetes Mellitus without Diabetic Retinopathy by Elena Garcia-Martin, Marta Cipres, Isabel Melchor, Laura Gil-Arribas, Elisa Vilades, Vicente Polo, Maria Jesus Rodrigo, Maria Satue

    Published 2019-01-01
    “…Sixty eyes of 60 patients with DM2 and without any signs of diabetic retinopathy and 60 eyes of 60 healthy controls underwent retinal evaluation using Spectralis optical coherence tomography. Macular ganglion cell layer (GCL) and retinal nerve fiber layer (RNFL) were evaluated. …”
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    Article
  16. 496

    Prospective Study on Retinal Nerve Fibre Layer Thickness Changes in Isolated Unilateral Retrobulbar Optic Neuritis by Gordon S. K. Yau, Jacky W. Y. Lee, Patrick P. K. Lau, Victor T. Y. Tam, Winnie W. Y. Wong, Can Y. F. Yuen

    Published 2013-01-01
    “…To investigate the retinal nerve fibre layer (RNFL) thickness after unilateral acute optic neuritis using optical coherence tomography (OCT). Patients and Methods. This prospective cohort study recruited consecutive patients with a first episode of isolated, unilateral acute optic neuritis. …”
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    Article
  17. 497

    Changes in Ganglion Cell Complex and Peripapillary Retinal Nerve Fiber Layer after Femtosecond Laser-Assisted Cataract Surgery Compared to Manual Phacoemulsification in Patients Re... by Carmen Sánchez-Sánchez, Laureano A. Rementería-Capelo, Virginia Carrillo, Juan Pérez-Lanzac, Inés Contreras

    Published 2020-01-01
    “…We aimed to determine whether there were differences in the changes produced in the ganglion cell complex (GCC) and peripapillary retinal nerve fiber layer (pRNFL) thickness, as evaluated with optical coherence tomography (OCT), between phacoemulsification and FLACS, after implantation of a trifocal intraocular lens (IOL). …”
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    Article
  18. 498

    Capsular Bag Performance of a Novel Hydrophobic Single-Piece Intraocular Lens by Klemens Waser, Klaus Straßmair, Leon Pomberger, Haidar Khalil, Peter Laubichler, Matthias Bolz, Nino Hirnschall

    Published 2024-12-01
    “…Preoperative and 8-week postoperative assessments included optical biometry and high-resolution anterior segment optical coherence tomography (OCT). Subjective refraction was conducted only at 8 weeks postoperative visit. …”
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  19. 499

    Multiparametric grading of glaucoma severity by histopathology can enable post-mortem substratification of disease state by Chuanxi Xiang, VijayKrishna Raghunathan, Yubin Qiu, Manisha Mehta, John T. Demirs, Cynthia L. Grosskreutz, Christopher W. Wilson, Ganesh Prasanna

    Published 2025-01-01
    “…Abstract Neurodegeneration in glaucoma patients is clinically identified through longitudinal assessment of structure–function changes, including intraocular pressure, cup-to-disc ratios from fundus images, and optical coherence tomography imaging of the retinal nerve fiber layer. …”
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  20. 500

    Coats’ disease in adulthood with preserved vision after intravitreal aflibercept injection combined with laser photocoagulation : a case report by Safaa Abatli, Sameeha Ziad Shweiki

    Published 2025-01-01
    “…Following this, optical coherence tomography (OCT) identified subretinal exudate, intraretinal and subretinal fluid. …”
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