Usha Chakravarthy

Affiliations

Center for Public Health, The Queen's University of Belfast, Belfast, United Kingdom.

Publications (25)

Incomplete Retinal Pigment Epithelial and Outer Retinal Atrophy in Age-Related Macular Degeneration: Classification of Atrophy Meeting Report 4.

Ophthalmology

Avec: Robyn H Guymer , Philip J Rosenfeld , Christine A Curcio , Frank G Holz , Giovanni Staurenghi , K Bailey Freund , Steffen Schmitz-Valckenberg , Janet Sparrow , Richard F Spaide , Adnan Tufail , Usha Chakravarthy , Glenn J Jaffe , Karl Csaky , David Sarraf , Jordi M Monés , Ramin Tadayoni , Juan Grunwald , Ferdinando Bottoni , Sandra Liakopoulos , Daniel Pauleikhoff , Sergio Pagliarini , Emily Y Chew , Francesco Viola , Monika Fleckenstein , Barbara A Blodi , Tock Han Lim , Victor Chong , Jerry Lutty , Alan C Bird , Srinivas R Sadda

First-line treatment algorithm and guidelines in center-involving diabetic macular edema.

European journal of ophthalmology

Avec: Laurent Kodjikian , David Bellocq , Francesco Bandello , Anat Loewenstein , Usha Chakravarthy , Adrian Koh , Albert Augustin , Marc D de Smet , Jay Chhablani , Adnan Tufail , Alfredo García-Layana , Aditya Sudhalkar , Thibaud Mathis

Core outcomes for geographic atrophy trials.

The British journal of ophthalmology

Avec: Aniela Krystyna Krezel , Ruth Hogg , Lynne Lohfeld , Usha Chakravarthy , Augusto Azuara-Blanco

Prevalence and Pattern of Geographic Atrophy in Asia: The Asian Eye Epidemiology Consortium.

Ophthalmology

Avec: Tyler Hyungtaek Rim , Ryo Kawasaki , Yih-Chung Tham , Se Woong Kang , Paisan Ruamviboonsuk , Mukharram M Bikbov , Masahiro Miyake , Jie Hao , Astrid Fletcher , Mariko Sasaki , Vinay Nangia , Charumathi Sabanayagam , Marco Yu , Kohta Fujiwara , Raba Thapa , Ian Y Wong , Takamasa Kayama , Shih-Jen Chen , Tung-Mei Kuang , Hidetoshi Yamashita , Periasamy Sundaresan , Jonathan C Chan , G H M B van Rens , Koh-Hei Sonoda , Ya Xing Wang , Songhomitra Panda-Jonas , Sei Harada , Ramasamy Kim , Suganeswari Ganesan , Rajiv Raman , Kenji Yamashiro , Timur R Gilmanshin , Watanee Jenchitr , Kyu Hyung Park , Chui Ming Gemmy Cheung , Tien Yin Wong , Ningli Wang , Jost B Jonas , Usha Chakravarthy , Ching-Yu Cheng , Yasuo Yanagi , Auteur inconnu

POLYPOIDAL CHOROIDAL VASCULOPATHY FEATURES VARY ACCORDING TO SUBFOVEAL CHOROIDAL THICKNESS.

Retina (Philadelphia, Pa.)

Avec: Janice Marie Jordan-Yu , Kelvin Yi Chong Teo , Usha Chakravarthy , Alfred Gan , Anna Cheng Sim Tan , Kai Xiong Cheong , Tien Yin Wong , Chui Ming Gemmy Cheung

The diagnostic accuracy of OCT angiography in naive and treated neovascular age-related macular degeneration: a review.

Eye (London, England)

Avec: Rhianon Perrott-Reynolds , Robert Cann , Nicola Cronbach , Yan Ning Neo , Vivian Ho , Orla McNally , Haifa A Madi , Claire Cochran , Usha Chakravarthy

Macular neovascularization in eyes with pachydrusen.

Scientific reports

Avec: Kelvin Yi Chong Teo , Kai Xiong Cheong , Ricardo Ong , Haslina Hamzah , Yasuo Yanagi , Tien Yin Wong , Usha Chakravarthy , Chui Ming Gemmy Cheung

Non-ICGA treatment criteria for Suboptimal Anti-VEGF Response for Polypoidal Choroidal Vasculopathy: APOIS PCV Workgroup Report 2.

Ophthalmology. Retina

Avec: Kelvin Yi Chong Teo , Srinivas R Sadda , Chui Ming Gemmy Cheung , Usha Chakravarthy , Giovanni Staurenghi , Alessandro Invernizzi , Yuichiro Ogura , Paisan Ruamviboonsuk , Shih-Jen Chen , Vishali Gupta , Colin Tan , Jay Chhablani , Federico Corvi , Judy E Kim , Fumi Gomi , Adrian H Koh , Gregg Kokame , Paul Mitchell , Tien Y Wong , Won Ki Lee , Timothy Y Y Lai

Extended real-world experience with the ILUVIEN® (fluocinolone acetonide) implant in the United Kingdom: 3-year results from the Medisoft® audit study.

Eye (London, England)

Avec: Clare Bailey , Usha Chakravarthy , Andrew Lotery , Geeta Menon , James Talks , Auteur inconnu

Application of machine learning methods to bridge the gap between non-interventional studies and randomized controlled trials in ophthalmic patients with neovascular age-related macular degeneration.

Contemporary clinical trials

Avec: Alexandros Sagkriotis , Usha Chakravarthy , Ray Griner , Orla Doyle , Tim Wintermantel , Andreas Clemens

OPTICAL COHERENCE TOMOGRAPHY FEATURES OF POLYPOIDAL LESION CLOSURE IN POLYPOIDAL CHOROIDAL VASCULOPATHY TREATED WITH AFLIBERCEPT.

Retina (Philadelphia, Pa.)

Avec: Anna C S Tan , Janice Marie Jordan-Yu , Chinmayi Himanshuroy Vyas , Alfred Tau Liang Gan , Kelvin Yi Chong Teo , ChoI Mun Chan , Ranjana Mathur , Tien Yin Wong , Usha Chakravarthy , Gemmy Chui Ming Cheung

Non-invasive testing for early detection of neovascular macular degeneration in unaffected second eyes of older adults: EDNA diagnostic accuracy study.

Health technology assessment (Winchester, England)

Avec: Katie Banister , Jonathan A Cook , Graham Scotland , Augusto Azuara-Blanco , Beatriz Goulão , Heinrich Heimann , Rodolfo Hernández , Ruth Hogg , Charlotte Kennedy , Sobha Sivaprasad , Craig Ramsay , Usha Chakravarthy

Epimacular brachytherapy for previously treated neovascular age-related macular degeneration: month 36 results of the MERLOT randomised controlled trial.

The British journal of ophthalmology

Avec: Timothy L Jackson , Cristina Soare , Caroline Petrarca , Andrew Simpson , James E Neffendorf , Robert Petrarca , Katherine Alyson Muldrew , Tunde Peto , Usha Chakravarthy , Luke Membrey , Richard Haynes , Mark Costen , David H W Steel , Riti Desai , Auteur inconnu

Combining retinal and choroidal microvascular metrics improves discriminative power for diabetic retinopathy.

The British journal of ophthalmology

Avec: Bingyao Tan , Nicole-Ann Lim , Rose Tan , Alfred Tau Liang Gan , Jacqueline Chua , Simon Nusinovici , Chui Ming Gemmy Cheung , Usha Chakravarthy , Tien Yin Wong , Leopold Schmetterer , Gavin Tan

Ocular Phenotypes in Patients With Hemophagocytic Lymphohistiocytosis: A Retrospective Analysis in a Single Center Over 7 Years.

American journal of ophthalmology

Avec: Luping Wang , Lingge Suo , Fangning Kou , Youjing Zhang , Mingming Li , Hao Wang , Giuseppe Casalino , Tunde Peto , Usha Chakravarthy , Yanling Wang , Weizhen Wu , Ning Dong

Hyperreflective Material Boundary Remodeling in Neovascular Age-Related Macular Degeneration: A Post Hoc Analysis of the AVENUE Trial.

Ophthalmology. Retina

Avec: Siqing Yu , Isabel Bachmeier , Jules Hernandez-Sanchez , Beatriz Garcia Armendariz , Andreas Ebneter , Daniel Pauleikhoff , Usha Chakravarthy , Sascha Fauser

Stereotactic radiotherapy for neovascular age-related macular degeneration (STAR): a pivotal, randomised, double-masked, sham-controlled device trial.

Lancet (London, England)

Avec: Timothy L Jackson , Riti Desai , Hatem A Wafa , Yanzhong Wang , Janet Peacock , Tunde Peto , Usha Chakravarthy , Helen Dakin , Sarah Wordsworth , Cornelius Lewis , Patricia Clinch , Lisa Ramazzotto , James E Neffendorf , Chan Ning Lee , Joe M O'Sullivan , Barnaby C Reeves , Auteur inconnu

Retinal Fluid and Thickness Fluctuations in Archway Trial for Port Delivery System With Ranibizumab vs Monthly Ranibizumab Injections.

Ophthalmology. Retina

Avec: Veeral S Sheth , Nancy M Holekamp , Arshad M Khanani , Aleksandra Rachitskaya , Steven Blotner , Shamika Gune , Dominic Heinrich , Katie F Maass , Usha Chakravarthy

Informing Endpoints for Clinical Trials of Geographic Atrophy.

Annual review of vision science

Avec: Eleonora M Lad , Monika Fleckenstein , Frank G Holz , Liangbo Shen , Lucian V Del Priore , Rufino Silva , Giovanni Staurenghi , Nadia Waheed , Usha Chakravarthy

Assessment of the Vitreomacular Interface Using High-Resolution OCT in a Population-Based Cohort Study of Older Adults.

Ophthalmology. Retina

Avec: Nicola B Quinn , David H Steel , Usha Chakravarthy , Tunde Peto , Barbra Hamill , Alyson Muldrew , Katie Graham , David Elliott , Riona Hennessy , Sharon Cruise , Bernadette McGuinness , Ian S Young , Frank Kee , Ruth E Hogg

Visual Function Decline Resulting from Geographic Atrophy: Results from the Chroma and Spectri Phase 3 Trials.

Ophthalmology. Retina

Avec: Jeffrey S Heier , Dante Pieramici , Usha Chakravarthy , Sunil S Patel , Sunil Gupta , Andrew Lotery , Eleonora M Lad , David Silverman , Erin C Henry , Majid Anderesi , Elizabeth A Tschosik , Sarah Gray , Daniela Ferrara , Robyn Guymer , Auteur inconnu

Patterns and Determinants of Choroidal Thickness in a Multiethnic Asian Population: The Singapore Epidemiology of Eye Diseases Study.

Ophthalmology. Retina

Avec: Youngseok Song , Yih-Chung Tham , Crystal Chong , Ricardo Ong , Beau J Fenner , Kai Xiong Cheong , Kengo Takahashi , Janice Marie Jordan-Yu , Kelvin Yi Chong Teo , Anna C S Tan , Ching-Yu Cheng , Tien Yin Wong , Usha Chakravarthy , Yasuo Yanagi , Gemmy Chui Ming Cheung

The long-term effects of anti-vascular endothelial growth factor therapy on the optical coherence tomography angiographic appearance of neovascularization in age-related macular degeneration.

International journal of retina and vitreous

Avec: Emily S Levine , Eugenia Custo Greig , Luísa S M Mendonça , Shilpa Gulati , Ivana N Despotovic , A Yasin Alibhai , Eric Moult , Nora Muakkassa , Maddalena Quaranta-El Maftouhi , Adil El Maftouhi , Usha Chakravarthy , James G Fujimoto , Caroline R Baumal , Andre J Witkin , Jay S Duker , M Elizabeth Hartnett , Nadia K Waheed

Factors associated with serum 25-hydroxyvitamin D concentrations in older people in Europe: the EUREYE study.

European journal of clinical nutrition

Avec: Claire Casey , Jayne V Woodside , Ann McGinty , Ian S Young , Jennifer McPeake , Usha Chakravarthy , Mati Rahu , Johan Seland , Gisèle Soubrane , Laura Tomazzoli , Fotis Topouzis , Jésus Vioque , A E Fletcher

Patient-reported outcomes in the RELIGHT clinical trial of ranibizumab in diabetic macular oedema.

BMJ open ophthalmology

Avec: Usha Chakravarthy , Ian Pearce , Sanjiv Banerjee , Benjamin J L Burton , Louise Downey , Richard Gale , Jignesh Patel , Sudeshna Patra , Sobha Sivaprasad , Michael Stevenson , Susanne Lupton

Réseau de co-auteurs

Tien Yin Wong 6 collaborations

Chui Ming Gemmy Cheung 5 collaborations

None None 5 collaborations

Kelvin Yi Chong Teo 5 collaborations

Tunde Peto 4 collaborations

Giovanni Staurenghi 3 collaborations

Yasuo Yanagi 3 collaborations

Janice Marie Jordan-Yu 3 collaborations

Kai Xiong Cheong 3 collaborations

Frank G Holz 2 collaborations

Adnan Tufail 2 collaborations

Daniel Pauleikhoff 2 collaborations

Monika Fleckenstein 2 collaborations

Srinivas R Sadda 2 collaborations

Jay Chhablani 2 collaborations

Ruth Hogg 2 collaborations

Augusto Azuara-Blanco 2 collaborations

Yih-Chung Tham 2 collaborations

Paisan Ruamviboonsuk 2 collaborations

Shih-Jen Chen 2 collaborations

Ching-Yu Cheng 2 collaborations

Ricardo Ong 2 collaborations

Andrew Lotery 2 collaborations

Anna C S Tan 2 collaborations

Alfred Tau Liang Gan 2 collaborations

Gemmy Chui Ming Cheung 2 collaborations

Sobha Sivaprasad 2 collaborations

Timothy L Jackson 2 collaborations

James E Neffendorf 2 collaborations

Riti Desai 2 collaborations

Eleonora M Lad 2 collaborations

Ian S Young 2 collaborations

Robyn H Guymer 1 collaboration

Philip J Rosenfeld 1 collaboration

Christine A Curcio 1 collaboration

K Bailey Freund 1 collaboration

Steffen Schmitz-Valckenberg 1 collaboration

Janet Sparrow 1 collaboration

Richard F Spaide 1 collaboration

Glenn J Jaffe 1 collaboration

Karl Csaky 1 collaboration

David Sarraf 1 collaboration

Jordi M Monés 1 collaboration

Ramin Tadayoni 1 collaboration

Juan Grunwald 1 collaboration

Ferdinando Bottoni 1 collaboration

Sandra Liakopoulos 1 collaboration

Sergio Pagliarini 1 collaboration

Emily Y Chew 1 collaboration

Francesco Viola 1 collaboration

Barbara A Blodi 1 collaboration

Tock Han Lim 1 collaboration

Victor Chong 1 collaboration

Jerry Lutty 1 collaboration

Alan C Bird 1 collaboration

Laurent Kodjikian 1 collaboration

David Bellocq 1 collaboration

Francesco Bandello 1 collaboration

Anat Loewenstein 1 collaboration

Adrian Koh 1 collaboration

Albert Augustin 1 collaboration

Marc D de Smet 1 collaboration

Alfredo García-Layana 1 collaboration

Aditya Sudhalkar 1 collaboration

Thibaud Mathis 1 collaboration

Aniela Krystyna Krezel 1 collaboration

Lynne Lohfeld 1 collaboration

Tyler Hyungtaek Rim 1 collaboration

Ryo Kawasaki 1 collaboration

Se Woong Kang 1 collaboration

Mukharram M Bikbov 1 collaboration

Masahiro Miyake 1 collaboration

Jie Hao 1 collaboration

Astrid Fletcher 1 collaboration

Mariko Sasaki 1 collaboration

Vinay Nangia 1 collaboration

Charumathi Sabanayagam 1 collaboration

Marco Yu 1 collaboration

Kohta Fujiwara 1 collaboration

Raba Thapa 1 collaboration

Ian Y Wong 1 collaboration

Takamasa Kayama 1 collaboration

Tung-Mei Kuang 1 collaboration

Hidetoshi Yamashita 1 collaboration

Periasamy Sundaresan 1 collaboration

Jonathan C Chan 1 collaboration

G H M B van Rens 1 collaboration

Koh-Hei Sonoda 1 collaboration

Ya Xing Wang 1 collaboration

Songhomitra Panda-Jonas 1 collaboration

Sei Harada 1 collaboration

Ramasamy Kim 1 collaboration

Suganeswari Ganesan 1 collaboration

Rajiv Raman 1 collaboration

Kenji Yamashiro 1 collaboration

Timur R Gilmanshin 1 collaboration

Watanee Jenchitr 1 collaboration

Kyu Hyung Park 1 collaboration

Ningli Wang 1 collaboration

Jost B Jonas 1 collaboration

Alfred Gan 1 collaboration

Anna Cheng Sim Tan 1 collaboration

Rhianon Perrott-Reynolds 1 collaboration

Robert Cann 1 collaboration

Nicola Cronbach 1 collaboration

Yan Ning Neo 1 collaboration

Vivian Ho 1 collaboration

Orla McNally 1 collaboration

Haifa A Madi 1 collaboration

Claire Cochran 1 collaboration

Haslina Hamzah 1 collaboration

Alessandro Invernizzi 1 collaboration

Yuichiro Ogura 1 collaboration

Vishali Gupta 1 collaboration

Colin Tan 1 collaboration

Federico Corvi 1 collaboration

Judy E Kim 1 collaboration

Fumi Gomi 1 collaboration

Adrian H Koh 1 collaboration

Gregg Kokame 1 collaboration

Paul Mitchell 1 collaboration

Tien Y Wong 1 collaboration

Won Ki Lee 1 collaboration

Timothy Y Y Lai 1 collaboration

Clare Bailey 1 collaboration

Geeta Menon 1 collaboration

James Talks 1 collaboration

Alexandros Sagkriotis 1 collaboration

Ray Griner 1 collaboration

Orla Doyle 1 collaboration

Tim Wintermantel 1 collaboration

Andreas Clemens 1 collaboration

Chinmayi Himanshuroy Vyas 1 collaboration

ChoI Mun Chan 1 collaboration

Ranjana Mathur 1 collaboration

Katie Banister 1 collaboration

Jonathan A Cook 1 collaboration

Graham Scotland 1 collaboration

Beatriz Goulão 1 collaboration

Heinrich Heimann 1 collaboration

Rodolfo Hernández 1 collaboration

Charlotte Kennedy 1 collaboration

Craig Ramsay 1 collaboration

Cristina Soare 1 collaboration

Caroline Petrarca 1 collaboration

Andrew Simpson 1 collaboration

Robert Petrarca 1 collaboration

Katherine Alyson Muldrew 1 collaboration

Luke Membrey 1 collaboration

Richard Haynes 1 collaboration

Mark Costen 1 collaboration

David H W Steel 1 collaboration

Bingyao Tan 1 collaboration

Nicole-Ann Lim 1 collaboration

Rose Tan 1 collaboration

Jacqueline Chua 1 collaboration

Simon Nusinovici 1 collaboration

Leopold Schmetterer 1 collaboration

Gavin Tan 1 collaboration

Luping Wang 1 collaboration

Lingge Suo 1 collaboration

Fangning Kou 1 collaboration

Youjing Zhang 1 collaboration

Mingming Li 1 collaboration

Hao Wang 1 collaboration

Giuseppe Casalino 1 collaboration

Yanling Wang 1 collaboration

Weizhen Wu 1 collaboration

Ning Dong 1 collaboration

Siqing Yu 1 collaboration

Isabel Bachmeier 1 collaboration

Jules Hernandez-Sanchez 1 collaboration

Beatriz Garcia Armendariz 1 collaboration

Andreas Ebneter 1 collaboration

Sascha Fauser 1 collaboration

Hatem A Wafa 1 collaboration

Yanzhong Wang 1 collaboration

Janet Peacock 1 collaboration

Helen Dakin 1 collaboration

Sarah Wordsworth 1 collaboration

Cornelius Lewis 1 collaboration

Patricia Clinch 1 collaboration

Lisa Ramazzotto 1 collaboration

Chan Ning Lee 1 collaboration

Joe M O'Sullivan 1 collaboration

Barnaby C Reeves 1 collaboration

Veeral S Sheth 1 collaboration

Nancy M Holekamp 1 collaboration

Arshad M Khanani 1 collaboration

Aleksandra Rachitskaya 1 collaboration

Steven Blotner 1 collaboration

Shamika Gune 1 collaboration

Dominic Heinrich 1 collaboration

Katie F Maass 1 collaboration

Liangbo Shen 1 collaboration

Lucian V Del Priore 1 collaboration

Rufino Silva 1 collaboration

Nadia Waheed 1 collaboration

Nicola B Quinn 1 collaboration

David H Steel 1 collaboration

Barbra Hamill 1 collaboration

Alyson Muldrew 1 collaboration

Katie Graham 1 collaboration

David Elliott 1 collaboration

Riona Hennessy 1 collaboration

Sharon Cruise 1 collaboration

Bernadette McGuinness 1 collaboration

Frank Kee 1 collaboration

Ruth E Hogg 1 collaboration

Jeffrey S Heier 1 collaboration

Dante Pieramici 1 collaboration

Sunil S Patel 1 collaboration

Sunil Gupta 1 collaboration

David Silverman 1 collaboration

Erin C Henry 1 collaboration

Majid Anderesi 1 collaboration

Elizabeth A Tschosik 1 collaboration

Sarah Gray 1 collaboration

Daniela Ferrara 1 collaboration

Robyn Guymer 1 collaboration

Youngseok Song 1 collaboration

Crystal Chong 1 collaboration

Beau J Fenner 1 collaboration

Kengo Takahashi 1 collaboration

Emily S Levine 1 collaboration

Eugenia Custo Greig 1 collaboration

Luísa S M Mendonça 1 collaboration

Shilpa Gulati 1 collaboration

Ivana N Despotovic 1 collaboration

A Yasin Alibhai 1 collaboration

Eric Moult 1 collaboration

Nora Muakkassa 1 collaboration

Maddalena Quaranta-El Maftouhi 1 collaboration

Adil El Maftouhi 1 collaboration

James G Fujimoto 1 collaboration

Caroline R Baumal 1 collaboration

Andre J Witkin 1 collaboration

Jay S Duker 1 collaboration

M Elizabeth Hartnett 1 collaboration

Nadia K Waheed 1 collaboration

Claire Casey 1 collaboration

Jayne V Woodside 1 collaboration

Ann McGinty 1 collaboration

Jennifer McPeake 1 collaboration

Mati Rahu 1 collaboration

Johan Seland 1 collaboration

Gisèle Soubrane 1 collaboration

Laura Tomazzoli 1 collaboration

Fotis Topouzis 1 collaboration

Jésus Vioque 1 collaboration

A E Fletcher 1 collaboration

Ian Pearce 1 collaboration

Sanjiv Banerjee 1 collaboration

Benjamin J L Burton 1 collaboration

Louise Downey 1 collaboration

Richard Gale 1 collaboration

Jignesh Patel 1 collaboration

Sudeshna Patra 1 collaboration

Michael Stevenson 1 collaboration

Susanne Lupton 1 collaboration