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Topic · Ophthalmology

Glaucoma and retinal disorders

Glaucoma and retinal disorders is a research topic within Ophthalmology. Science Explorer counts 73k research works in it since 1950. 9.9% of them reached the world's top 10% most cited for their field and year.

This cluster of papers focuses on the global prevalence, treatment, and risk factors associated with glaucoma. It covers topics such as intraocular pressure, optic nerve damage, retinal ganglion cell loss, neurodegeneration, and the use of optical coherence tomography for diagnosis and monitoring. The papers also discuss the impact of ocular hypertension, risk factors for visual field progression, and primary open-angle glaucoma.

  • Glaucoma
  • Intraocular Pressure
  • Optic Nerve
  • Retinal Ganglion Cells
  • Ocular Hypertension
  • Optical Coherence Tomography
  • Neurodegeneration
  • Risk Factors
  • Visual Field Progression
  • Primary Open-Angle Glaucoma
Research works
73k
fractional, since 1950
In the world top 10%
7.2k
per year above
Top-10% rate
9.9%
share of its works in the world top 10%
Growth, 2018-21 → 2022-25
-7%
the tick is no change
Largest producer
United States
26% of the 10 largest, 2022-now
Glaucoma and retinal disorders

This ranks research output and citation impact. It says nothing about the quality of diagnosis, treatment or care.

Which countries lead Glaucoma and retinal disorders research?

By volume, the United States and China publish the most (2.3k and 2k works in 2022-now).

By volume, 2022-now

  1. 1 United States 2.3k works
  2. 2 China 2k works
  3. 3 India 1.2k works
  4. 4 Japan 561 works
  5. 5 Germany 526 works
  6. 6 United Kingdom 506 works
  7. 7 South Korea 427 works
  8. 8 Türkiye 402 works
  9. 9 Spain 390 works
  10. 10 Russia 359 works

How concentrated that is

The same countries as shares of everything the list above accounts for. A node where two countries do two thirds of the work and one spread evenly across twelve read alike as a ranking and not at all alike here.

United States: 26.5%China: 23.1%India: 13.7%Japan: 6.5%6 others listed: 30.2%26%largest
United States2,284 · 26.5%China1,992 · 23.1%India1,184 · 13.7%Japan561 · 6.5%6 others listed2,610 · 30.2%

Shares of the rows listed above, not of the whole node.

Which institutions lead Glaucoma and retinal disorders research?

By volume in 2022-now, All India Institute of Medical Sciences publishes the most Glaucoma and retinal disorders research, followed by Harvard University and Capital Medical University.

By volume, 2022-now

  1. 1 All India Institute of Medical SciencesIndia 120 works
  2. 2 Harvard UniversityUnited States 105 works
  3. 3 Capital Medical UniversityChina 105 works
  4. 4 Sun Yat-sen UniversityChina 102 works
  5. 5 Wenzhou Medical UniversityChina 93 works
  6. 6 Fudan UniversityChina 84 works
  7. 7 Aravind Eye HospitalIndia 82 works
  8. 8 University College LondonUnited Kingdom 76 works
  9. 9 L V Prasad Eye InstituteIndia 73 works
  10. 10 Johns Hopkins UniversityUnited States 72 works

Who are the leading researchers in Glaucoma and retinal disorders?

The most-cited researchers publishing on Glaucoma and retinal disorders include David Moher, George Davey Smith and Ali H. Mokdad.

  1. 1 David Moher Canada 898k citations
  2. 2 George Davey Smith United Kingdom 435k citations
  3. 3 Ali H. Mokdad United States 429k citations
  4. 4 Walter Churchill Willett United States 411k citations
  5. 5 Mark J. Daly United States 403k citations
  6. 6 Julian P. T. Higgins United Kingdom 390k citations
  7. 7 Jost Bruno Jonas Germany 350k citations
  8. 8 Gregory Y.H. Lip United Kingdom 311k citations
  9. 9 Gonçalo R. Abecasis United States 300k citations
  10. 10 Luigi Ferrucci United States 281k citations

Ranked by citations received across their whole record, among researchers with at least three works on this topic.

What are the most cited papers in Glaucoma and retinal disorders?

The most cited paper in Glaucoma and retinal disorders is "Optical Coherence Tomography" (David T. Huang, Eric A. Swanson, Charles P. Lin et al., 1991), with 13,894 citations. Next come "The number of people with glaucoma worldwide in 2010 and 2020" (7,489) and "Global Prevalence of Glaucoma and Projections of Glaucoma Burden through 2040" (7,211).

Most cited papers
#PaperReleasedCitations
1 Optical Coherence Tomography David T. Huang, Eric A. Swanson, Charles P. Lin et al. · Science Open access 22 Nov 1991 13,894
2 The number of people with glaucoma worldwide in 2010 and 2020 Harry A. Quigley · British Journal of Ophthalmology Open access 17 Feb 2006 7,489
3 Global Prevalence of Glaucoma and Projections of Glaucoma Burden through 2040 Yih Chung Tham, Li Xiang, Tien Yin Wong et al. · Ophthalmology 26 Jun 2014 7,211
4 The Pathophysiology and Treatment of Glaucoma Robert Neal Weinreb, Tin Aung, Felipe Andrade Medeiros · JAMA Open access 13 May 2014 4,238
5 Vascular Endothelial Growth Factor in Ocular Fluid of Patients with Diabetic Retinopathy and Other Retinal Disorders Lloyd Paul Aiello, Robert L. Avery, Paul G. Arrigg et al. · New England Journal of Medicine Open access Dec 1994 3,806
All 100 most cited papers, with filters and sorting

Where is Glaucoma and retinal disorders research done?

The largest centres of Glaucoma and retinal disorders research in 2022-now are Beijing (China), Moscow (Russia), Seoul (South Korea) and Shanghai (China). Among places with at least 20 works in it, it is an unusually large share of all research in East Melbourne, Madurai and Matsue.

Largest cities, 2022-now

  1. 1 BeijingChina 314 works
  2. 2 MoscowRussia 228 works
  3. 3 SeoulSouth Korea 220 works
  4. 4 ShanghaiChina 211 works
  5. 5 LondonUnited Kingdom 204 works
  6. 6 TokyoJapan 171 works
  7. 7 GuangzhouChina 160 works
  8. 8 New DelhiIndia 143 works
  9. 9 IstanbulTürkiye 133 works
  10. 10 SingaporeSingapore 120 works

Where it is the local speciality

  1. East MelbourneAU · 24.1 works70×
  2. MaduraiIN · 83.6 works26×
  3. MatsueJP · 20.1 works21×
  4. WenzhouCN · 95.1 works8.9×
← less than its size predicts1×more →

Location quotient: how much more of its research is in Glaucoma and retinal disorders than the world average.

See Glaucoma and retinal disorders on the map

Where is the best place to study Glaucoma and retinal disorders?

Among universities, judged by research, Harvard University, University of California San Diego and The University of Melbourne score highest, combining excellence, specialisation, size, growth and international reach. Research strength is one signal when choosing where to study; it does not measure teaching.

0%10%20%mean 16.62%fractional works in this field (log) →share of work in the world top 10% →The University of Me…University of Califo…Harvard UniversityWenzhou Medical Univ…
above the meannear itbelow it

One dot per university in the first ten of the table below, at the default weights. The upper left is the interesting corner: small places doing unusually strong work.

Excellenceshare of its work in the world top 10%, 2022-now and all time averaged
40%
Specialisationhow much of its work is in this field, counted up to 10× the world share
10%
Sizeits output in this field, on a log scale
30%
Growthoutput growth, counted from -20% to +20%
10%
Internationalshare of its work with a co-author abroad
10%
Each slider sets a weight; the share it gets of the score is beside it.
#UniversityScoreTop 10%SpecialisationWorksGrowth
1Harvard UniversityUnited States 72.217.5%3.1×105 -16.9%
2University of California San DiegoUnited States 67.921.0%3.6×37 -11.8%
3The University of MelbourneAustralia 66.823.4%3.3×39 -16.0%
4Wenzhou Medical UniversityChina 66.611.8%17.2×93 +21.2%
5Johns Hopkins UniversityUnited States 65.813.5%4.4×72 -24.3%
6University College LondonUnited Kingdom 65.116.3%4.5×76 -29.3%
7National University of SingaporeSingapore 65.120.6%2.8×35 -32.8%
8Sun Yat-sen UniversityChina 61.514.7%4.6×102 -9.8%
9Fudan UniversityChina 61.311.3%5.0×84 +7.4%
10Chinese University of Hong KongChina 61.116.1%4.8×37 -16.3%

Universities only. The score blends excellence (40%), size (30%), specialisation (10%), growth (10%), international reach (10%), 2022-now; growth compares 2018-21 with 2022-25 and counts up to +20%, since a jump from a small base is mostly noise.

Every institution in Glaucoma and retinal disorders, country by country

Is Glaucoma and retinal disorders research growing?

Output in 2022-2025 was 7% lower than in 2018-2021, peaking in 2021.

still counting19801990200020102020
grewheldshrank

The same series as a ribbon: one cell per year, darker for more. The line above answers how much; this answers when.

Its share of all research

Growing output can still be a shrinking share: all of science grows. This is Glaucoma and retinal disorders as a percentage of every work published that year, 0.050% in 2024.

still counting0.050%0.10%Glaucoma and retinal disorders0.047% in 202519801990200020102020

Fractional works of Glaucoma and retinal disorders over all fractional works that year. How the balance of science has shifted.

How much of it reaches the world top 10%

Year by year.

still counting5%10%15%Glaucoma and retinal disorders9.8% in 2025200020102020

Of each year's works in it, the share that reached the world's 10% most cited for their field and year. A field is the world for its own topics, so there is no other line to hold it against.

Which topics inside it are moving

Growth and decline on one axis around a shared zero. Two lists side by side hide the thing that matters: whether the growth dwarfs the decline, or the other way round.

Questions people ask

Who is researching a cure for glaucoma?

By volume in 2022-now, All India Institute of Medical Sciences publishes the most Glaucoma and retinal disorders research, followed by Harvard University and Capital Medical University. By volume, the United States and China publish the most (2.3k and 2k works in 2022-now).

All 1,273 questions in the Question Catalogue

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