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AGE Challenge: Angle Closure Glaucoma Evaluation in Anterior Segment Optical Coherence Tomography [article]

Huazhu Fu, Fei Li, Xu Sun, Xingxing Cao, Jingan Liao, Jose Ignacio Orlando, Xing Tao, Yuexiang Li, Shihao Zhang, Mingkui Tan, Chenglang Yuan, Cheng Bian (+13 others)
2020 arXiv   pre-print
Anterior Segment Optical Coherence Tomography (AS-OCT) imaging provides a fast and contactless way to discriminate angle closure from open angle.  ...  To address this, we organized the Angle closure Glaucoma Evaluation challenge (AGE), held in conjunction with MICCAI 2019.  ...  There are several ways to assess the angle structures for clinical diagnosis, e.g., gonioscopy, or anterior segment optical coherence tomography (AS-OCT).  ... 
arXiv:2005.02258v3 fatcat:3gz2k5vjpfbyveneyaa5ggfhxq

Plateau iris, a diagnostic challenge. Case report

Dora A. Ochoa-Araujo, Judith S. Sarmina, Deyanira P. Zapata-Susanivar
2021 Revista Mexicana de Oftalmología (English Edition)  
Case report: A 74-year-old female was sent to our center with a diagnosis of primary angle-closure glaucoma.  ...  iris in both eyes.  ...  The authors have obtained the written informed consent of the patients or subjects mentioned in the article. The corresponding author is in possession of this document.  ... 
doi:10.24875/rmoe.m21000167 fatcat:dqdcbrz5bvh3hk2bwpaorhgmtm

Ageing and ocular surface immunity

Alireza Mashaghi, Jiaxu Hong, Sunil K Chauhan, Reza Dana
2016 British Journal of Ophthalmology  
Optical coherence tomography (OCT) Optical coherence tomography is based on interferometry.  ...  OAG Open Angle Glaucoma OCT Optical Coherence Tomography OH Ocular Hypertension OHTS The Ocular Hypertension Treatment Study ON Optic Nerve ONH Optic Nerve Head OPA Ocular Pulse Amplitude  ... 
doi:10.1136/bjophthalmol-2015-307848 pmid:27378485 pmcid:PMC5583682 fatcat:yeeo4bbz2neztco6kdots3xmai

Diagnostic Performance of Deep Learning Classifiers in Measuring Peripheral Anterior Synechia Based on Swept Source Optical Coherence Tomography Images

Yangfan Yang, Yanyan Wu, Chong Guo, Ying Han, Mingjie Deng, Haotian Lin, Minbin Yu
2022 Frontiers in Medicine  
PurposeTo develop deep learning classifiers and evaluate their diagnostic performance in detecting the static gonioscopic angle closure and peripheral anterior synechia (PAS) based on swept source optical  ...  coherence tomography (SS-OCT) images.Materials and MethodsSubjects were recruited from the Glaucoma Service at Zhongshan Ophthalmic Center of Sun Yat-sun University, Guangzhou, China.  ...  AGE challenge: angle closure glaucoma evaluation in anterior segment optical coherence tomography. Med Image Anal.  ... 
doi:10.3389/fmed.2021.775711 pmid:35155465 pmcid:PMC8825342 fatcat:bkpx2whmezgkjku7ncqa2um5ay

Changing Trends of Imaging in Angle Closure Evaluation

Syril Dorairaj, James C. Tsai, Tomas M. Grippo
2012 ISRN Ophthalmology  
This paper summarizes the clinical application of UBM and OCT for assessment of anterior segment in glaucoma.  ...  Optical coherence tomography systems use low-coherence, near-infrared light to provide detailed images of anterior segment structures at resolutions exceeding that of UBM.  ...  Grippo is supported by a departmental challenge grant from research to prevent blindness, Inc.  ... 
doi:10.5402/2012/597124 pmid:24558589 pmcid:PMC3914273 fatcat:kano5rfnbvgunkkj3bt3m5c5mq


Helena Prior Filipe, Manuela Carvalho, Maria da Luz Freitas, Zelia Maria Correa
2016 Vision Pan-America  
The syntax used in the search was "Glaucoma AND Anterior Chamber Angle AND Ultrasound Biomicroscopy OR UBM AND Anterior Segment Optical Coherence Tomography OR AS-OCT".  ...  We aimed to summarize the applications, strengths and weaknesses of two anterior segment imaging modalities: the ultrasound biomicroscopy (UBM) and the anterior segment optical coherence tomography (AS-OCT  ...  The syntax used in the search was "Glaucoma AND Anterior Chamber Angle AND Ultrasound Biomicroscopy OR UBM AND Anterior Segment Optical Coherence Tomography OR AS-OCT".  ... 
doi:10.15234/vpa.v15i2.313 doaj:448e1004a6cc4ea3b2f17b386193b998 fatcat:c24m3u4pxbgd7f65v7n4rruiii

A Rare Case of Chronic Primary Angle-Closure Glaucoma in a Young Woman with Coexisting Pathologic Myopia

Ni Putu Ayu Reza Dhiyantari, Nurwasis Nurwasis, Evelyn Komaratih, Yulia Primitasari
2021 Vision Science and Eye Health Journal  
Primary Angle-Closure Glaucoma (PACG) is usually present in adults older than forty and is more common in hyperopic eyes.  ...  Conclusions: PACG in a young myopic individual is challenging to diagnose because myopia and glaucoma share similar optic nerve head pathology.  ...  Adults over the age of forty are more likely to have Primary Angle-Closure Glaucoma (PACG).  ... 
doi:10.20473/vsehj.v1i1.2021.10-16 fatcat:6uneba47brgstldqegp7trwlpa

Optical coherence tomography in malignant glaucoma following filtration surgery

C Wirbelauer
2003 British Journal of Ophthalmology  
Br J Ophthalmol 2003;87:952-955 Aim: To assess the value of slit lamp adapted optical coherence tomography (OCT) for the management of malignant glaucoma following filtration surgery.  ...  Conclusions: Non-contact slit lamp adapted OCT was helpful to evaluate the anterior chamber structures in malignant glaucoma, and thus could improve management of this serious clinical disorder.  ...  The authors have no commercial, proprietary or financial interest in any research or devices described in this study.  ... 
doi:10.1136/bjo.87.8.952 pmid:12881332 pmcid:PMC1771806 fatcat:tkvrnjyrxbe3vllcdovmauaeya

Role of Optical Coherence Tomography in the Evaluation and Management of Glaucoma [chapter]

Baswati Sahoo, Julie Pegu
2019 Clinical Application of OCT in Ophthalmology [Working Title]  
However, to detect glaucoma in its early stages, there are various diagnostic modalities of which optical coherence tomography serves as a novel tool.  ...  Optical coherence tomography has emerged over the years with the ability to detect changes in the optic nerve head, retinal nerve fiber layer, and currently the ganglion cell layer much earlier than the  ...  Role of Optical Coherence Tomography in the Evaluation and Management of Glaucoma DOI:  ... 
doi:10.5772/intechopen.84202 fatcat:5yesgjnnfzh73oj726vpmeccty

Application of Anterior Segment Optical Coherence Tomography in Pediatric Ophthalmology

Ricardo Salles Cauduro, Caroline do Amaral Ferraz, Maira Saad Ávila Morales, Patricia Novita Garcia, Yara Cristina Lopes, Paulo Henrique Souza, Norma Allemann
2012 Journal of Ophthalmology  
Purpose.Application of anterior segment optical coherence (AS-OCT) in pediatric ophthalmology.Methods.Retrospective clinical study case series of 26 eyes of 19 pediatric patients throughout a 21-month  ...  thinning (n=4), peripheral synechiae with angle closure (n=3), increased anterior chamber depth (n=2), and proximal portion of glaucoma drainage tube (n=2).Conclusion.In the present study, noncontact  ...  Neovascular glaucoma and secondary angle closure (anterior synechiae).  ... 
doi:10.1155/2012/313120 pmid:22934156 pmcid:PMC3425860 fatcat:csrufel5nrdl3laojt2a3yxlpm

Challenges in the implantation of a Boston type 1 keratoprosthesis and a glaucoma drainage device in a nanophthalmic eye

S. Senthil, K. Turaga, R. Kumar, V. S. Sangwan
2014 BMJ Case Reports  
A 67-year-old man presented with hand motions vision, a decompensated vascularised cornea and a flat anterior chamber in the right eye 5 years following cataract and glaucoma surgery.  ...  In view of the high risk for graft failure, a Boston type 1 keratoprosthesis (Kpro) was planned for visual rehabilitation, and a glaucoma drainage device (GDD) for IOP control.  ...  Anterior segment optical coherence tomography (ASOCT) was performed serially during the postoperative follow-up visits. in the inferotemporal and inferonasal quadrants were performed.  ... 
doi:10.1136/bcr-2014-205308 pmid:25274559 pmcid:PMC4187420 fatcat:fwbv3ti4zzbwzhfhoxxle4ki6i

Glaucoma: Present Challenges and Future Trends

Paolo Bettin, Federico Di Matteo
2013 Ophthalmic Research  
Abstract The authors indicate four key issues which, in their opinion, represent the most stimulating challenges in the field of glaucoma today, and describe the present approaches and the developments  ...  experience in a busy university hospital glaucoma service.  ...  Doppler optical coherence tomography systems are under development and may soon provide a reliable and simple tool to evaluate blood flow in the ONH.  ... 
doi:10.1159/000348736 pmid:24030362 fatcat:tswus3hixnf3hnp7wy7x45373q

Anterior segment optical coherence tomography findings in type I Boston keratoprosthesis

Luzia Diegues Silva, Albert Santos, Luciene Barbosa de Sousa, Norma Allemann, Lauro Augusto de Oliveira
2018 Arquivos Brasileiros de Oftalmologia  
All subjects underwent anterior segment optical coherence tomography at a single posteoperative time point.  ...  A r q u i v o s b r a s i l e i r o s d e ABSTRACT | Purpose: To report the results of high-resolution anterior segment optical coherence tomography of patients implanted with a type 1 Boston keratoprosthesis  ...  Anterior segment optical coherence tomography (AS-OCT) allows the measurement and visualization of microscopic structures of the anterior segment, including detailed visualization of the implanted KPro  ... 
doi:10.5935/0004-2749.20180010 pmid:29538593 fatcat:g5myon7gnrf4dkr26qfjbu6ihy

Diagnostic Performance of Optical Coherence Tomography and Nonspecialist Gonioscopy to Detect Angle Closure

Norma Allemann, Bruno LB Esporcatte, Roberto M Vessani, Luiz AS Melo Jr, Norton S Yanagimori, Guilherme H Bufarah, Ivan M Tavares
2022 Current Journal of Glaucoma Practice with DVD  
Aim: To compare the usefulness of gonioscopy performed by general ophthalmologists (GO) and anterior segment optical coherence tomography (AS-OCT) in detecting angle closure in patients with a shallow  ...  AS-OCT performed better than GO gonioscopy in detecting angle closure in patients with a shallow anterior chamber.  ...  Fig. 1 : 3 : 13 Fig. 1: Venn diagram showing agreement between gonioscopy and anterior segment optical coherence tomography (AS-OCT) in detecting closed quadrants.  ... 
doi:10.5005/jp-journals-10078-1354 fatcat:bwp2bwmqlzhaveckf7icp2rrne

Sarcoid Uveitis: An Intriguing Challenger

Pia Allegri, Sara Olivari, Federico Rissotto, Roberta Rissotto
2022 Medicina  
Middle-aged females presenting bilateral ocular involvement are mainly affected; eye involvement at onset is present in one-third of subjects.  ...  Uveitis subtype presentation ranges widely among different studies: panuveitis and multiple chorioretinal granulomas, retinal segmental vasculitis, intermediate uveitis and vitreitis, anterior uveitis  ...  Acute angle-closure glaucoma can be caused by 360° peripheral anterior or posterior synechiae [1, 4, 61, 133, 134] (Figure 5 ).  ... 
doi:10.3390/medicina58070898 pmid:35888617 pmcid:PMC9316395 fatcat:y4wygqo46vedrerwjonreegglu
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