Results 21 to 30 of about 42,645 (178)

Innovative Approach for Diabetic Retinopathy Severity Classification: An AI-Powered Tool using CNN-Transformer Fusion [PDF]

Journal of Biomedical Physics and Engineering
Background: Diabetic retinopathy (DR), a diabetes complication, causes blindness by damaging retinal blood vessels. While deep learning has advanced DR diagnosis, many models face issues like inconsistent performance, limited datasets, and poor ...
Khosro Rezaee, Fateme Farnami
doaj   +1 more source

Hyperpigmented spots at fundus examination: a new ocular sign in Neurofibromatosis Type I

Orphanet Journal of Rare Diseases, 2021
Background Neurofibromatosis Type I (NF1), also termed von Recklinghausen disease, is a rare genetic disorder that is transmitted by autosomal dominant inheritance, with complete penetrance and variable expressivity.
Antonietta Moramarco, Fabiana Mallone, Marta Sacchetti, Luca Lucchino, Emanuele Miraglia, Vincenzo Roberti, Alessandro Lambiase, Sandra Giustini   +7 more
doaj   +1 more source

Fundus retinal image analyses for screening and diagnosing diabetic retinopathy, macular edema, and glaucoma disorders

, 2020
This chapter shadows light over the fundamental imaging techniques used in the field of ophthalmology; namely fundus retinal imaging. Since it is a noninvasive way of imaging the retina, the method is popular among the ophthalmic community and the ...
Chalakkal, Renoh, Renoh Johnson Chalakkal, Hong, SC, Waleed Habib Abdulla, Sheng Chiong Hong, Abdulla, Waleed   +5 more
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Does academic degree influence theoretical knowledge in eye fundus examination? [PDF]

Revista Brasileira de Oftalmologia
Objective: To evaluate theoretical knowledge of medical students, medical residents and general medicine specialists in fundus examination. Methods: This cross-sectional study included three groups: third year medical students, interne medicine ...
Gabriel Ayub, Enrique Bittencourt de Paula, Mariana Miguel de Camargo, Breno Di Gregorio, Nelson Olavo Wolf Choueri, José Paulo Cabral de Vasconcelos   +5 more
doaj   +1 more source

Synergistic effect of chronic kidney disease, neuropathy, and retinopathy on all-cause mortality in type 1 and type 2 diabetes: a 21-year longitudinal study

Cardiovascular Diabetology, 2022
Background The prognostic value of common and frequently associated diabetic microvascular complications (MVC), namely chronic kidney disease (CKD), cardiac autonomic neuropathy (CAN), peripheral neuropathy (DPN), and retinopathy (DR), is well ...
Luca Sacchetta, Martina Chiriacò, Lorenzo Nesti, Simone Leonetti, Giovanna Forotti, Andrea Natali, Anna Solini, Domenico Tricò   +7 more
doaj   +1 more source

Regional choroidal thickness estimation from color fundus images based on convolutional neural networks

Heliyon
Purpose: This study aims to estimate the regional choroidal thickness from color fundus images from convolutional neural networks in different network structures and task learning models. Method: 1276 color fundus photos and their corresponding choroidal
Yibiao Rong, Qifeng Chen, Zehua Jiang, Zhun Fan, Haoyu Chen   +4 more
doaj   +1 more source

Cyclophotocoagulation with an illuminated laser probe under a noncontact wide-angle retinoscope: A modified technique of ciliary body photocoagulation

Indian Journal of Ophthalmology, 2019
Purpose: This study aimed to investigate the efficacy of cyclophotocoagulation with an illuminated laser probe under a noncontact wide-angle retinoscope in treating refractory glaucoma.
Quan-Yong Yi, Bin Cai, Jiang Huang, Li-Shuang Chen, Yin Han, Zhi-Sha Bai   +5 more
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Refractive status and optical components in premature infants with and without retinopathy of prematurity: A 4- to 5-year cohort study

Frontiers in Pediatrics, 2022
This study was aimed to investigate the characteristics of refractive parameters in premature infants and children aged 3–8 years with mild retinopathy of prematurity (ROP) and to explore the effects of premature delivery and mild ROP on the development ...
Xuanxuan Xie, Xuanxuan Xie, Xuanxuan Xie, Yang Wang, Yang Wang, Yang Wang, Rulian Zhao, Rulian Zhao, Rulian Zhao, Jing Yang, Jing Yang, Jing Yang, Xiaohui Zhu, Xiaohui Zhu, Xiaohui Zhu, Lijuan Ouyang, Lijuan Ouyang, Lijuan Ouyang, Ming Liu, Ming Liu, Ming Liu, Xinke Chen, Xinke Chen, Xinke Chen, Ning Ke, Ning Ke, Ning Ke, Yong Li, Yong Li, Yong Li, Lianhong Pi, Lianhong Pi, Lianhong Pi   +32 more
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Alterations in choroidal circulatory dynamics and choroidal thickness before and after treatment in posterior scleritis

BMC Ophthalmology, 2023
Background Posterior scleritis is an inflammatory reaction of the sclera that occurs posterior to the ora serrata. The aim of this study was to present a case of posterior scleritis and to analyze choroidal circulatory and structural changes using laser ...
Mizuho Mitamura, Satoru Kase, Yui Yamashita, Kiriko Hirooka, Susumu Ishida   +4 more
doaj   +1 more source

Automated retinal analysis [PDF]

, 2006
Diabetes is a chronic disease affecting over 2% of the population in the UK [1]. Long-term complications of diabetes can affect many different systems of the body including the retina of the eye.
Lowell, James ?, Lowell, James Α.
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