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Hospital / health system · Tehran · Iran

Noor Eye Hospital

In research, Noor Eye Hospital stands highest in Medicine (#12,013 of 17,978 worldwide) and Health Sciences (#15,122 of 20,462 worldwide), over all time. Relative to its size it is most specialised in Medicine and Health Sciences — Medicine is 4.3× its share of world research.

hospital.noorvision.comROR OpenAlex
World rank, all time
#35,731
of 42,892
Rank in Iran
#327
of 349
Research works
291
◆ 1% vs 2013–17
Citations
5.4k
18.4 per fractional work
Top-10% rate
13.9%
record average 16.5%
Open access
48%
world 28%

What is Noor Eye Hospital known for in research?

The fields where it stands highest, over all time, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorks
MedicineField #12,013 of 17,978 14.5%238
Health SciencesDomain #15,122 of 20,462 14.4%244

Each strip is that field’s whole ranked pool, with the notch where Noor Eye Hospital sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

What does Noor Eye Hospital specialise in?

Where its research is concentrated relative to its size: Medicine takes 4.3× the share of its output that it takes of world research.

  1. MedicineField · 49.2 works4.3×
  2. Health SciencesDomain · 50.2 works3.7×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.03× its world share, 0 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.97× its world share, 3 worksBiochemistry, Geneti…Immunology and Microbiology: 0.31× its world share, 0 worksImmunology and Micro…Neuroscience: 2.23× its world share, 2 worksNeuroscienceChemistry: 0.06× its world share, 0 worksChemistryComputer Science: 0.19× its world share, 1 worksComputer ScienceEngineering: 0.06× its world share, 0 worksEngineeringMaterials Science: 0.05× its world share, 0 worksMaterials SciencePhysics and Astronomy: 0.06× its world share, 0 worksPhysics and AstronomyDentistry: 0.76× its world share, 0 worksDentistryHealth Professions: 0.28× its world share, 0 worksHealth ProfessionsMedicine: 4.33× its world share, 49 worksMedicineNursing: 1.15× its world share, 0 worksNursingArts and Humanities: 0.04× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.18× its world share, 0 worksBusiness, Management…Decision Sciences: 0.15× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.05× its world share, 0 worksEconomics, Econometr…Psychology: 0.42× its world share, 1 worksPsychologySocial Sciences: 0.06× its world share, 0 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 4.3×. Every wedge is a field page.

Who are the top researchers at Noor Eye Hospital?

Ranked on the composite score, Hassan Hashemi, Soheila Asgari and Fedra Hajizadeh lead among researchers whose main affiliation is Noor Eye Hospital.

  1. 1 Hassan Hashemi Iran · #295,622 worldwide 274 citations · 113 works
  2. 2 Soheila Asgari Iran · #1,546,856 worldwide 16 citations · 18 works
  3. 3 Fedra Hajizadeh Iran · #1,577,865 worldwide 7 citations · 19 works
All ranked researchers at Noor Eye Hospital

Which keywords describe research at Noor Eye Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Intraocular Pressure, Epidemiology, Myopia, Glaucoma, Global Prevalence, Visual Impairment, Childhood Myopia and Refractive Error.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Epidemiology16▲ 6.7×22 topics
  2. Intraocular Pressure15▲ 294×2 topics
  3. Myopia11▲ 305×2 topics
  4. Glaucoma10▲ 114×3 topics
  5. Global Prevalence10▲ 187×2 topics
  6. Visual Impairment10▲ 345×2 topics
  7. Childhood Myopia10▲ 430×1 topic
  8. Refractive Error10▲ 430×1 topic
  9. Corneal Biomechanics9▲ 444×1 topic
  10. Keratoconus9▲ 444×1 topic
  11. Optic Nerve8▲ 135×2 topics
  12. Optical Coherence Tomography7▲ 120×3 topics
  13. Risk Factors7▲ 10×5 topics
  14. Neurodegeneration6▲ 35×2 topics
  15. Retinal Ganglion Cells6▲ 94×2 topics
  16. Ocular Hypertension6▲ 198×1 topic
  17. Visual Field Progression6▲ 198×1 topic
  18. Macular Degeneration5▲ 69×3 topics
  19. Diabetic Retinopathy4▲ 76×2 topics
  20. Intravitreal Injection3▲ 83×2 topics
  21. Vascular Endothelial Growth Factor3▲ 68×2 topics
  22. Inflammation3▲ 2.7×9 topics
  23. Oxidative Stress3▲ 3.3×7 topics
  24. Dry Eye Disease3▲ 152×1 topic
  25. Ocular Surface3▲ 152×1 topic
  26. Choroidal Thickness3▲ 84×1 topic
  27. Retinal Pigment Epithelium3▲ 84×1 topic
  28. Femtosecond Laser2▲ 73×1 topic
  29. Intraocular Lens Implantation2▲ 133×1 topic
  30. Wound Healing2▲ 14×3 topics
  31. Cardiovascular Risk2▲ 11×2 topics
  32. Corneal Regeneration2▲ 130×1 topic
  33. Tissue Engineering2▲ 5.3×1 topic
  34. Retinal Disease2▲ 62×1 topic
  35. Vessel Segmentation2▲ 66×1 topic
  36. OCT Imaging2▲ 93×2 topics
  37. Endophthalmitis1▲ 70×2 topics
  38. Retinopathy1▲ 115×2 topics
  39. Telemedicine1▲ 15×2 topics
  40. Macular Hole1▲ 85×1 topic

Which research topics does Noor Eye Hospital publish most on?

By volume in 2022–2025: Ophthalmology and Visual Impairment Studies, Corneal surgery and disorders, Glaucoma and retinal disorders and Ocular Surface and Contact Lens.

Ophthalmology and Visual…10Ophthalmology and Visual Impairment Studies: 10 fractional worksCorneal surgery and diso…9Corneal surgery and disorders: 9 fractional worksGlaucoma and retinal disorders: 6 fractional worksOcular Surface and Contact Lens: 3 fractional worksRetinal Diseases and Treatments: 3 fractional worksIntraocular Surgery and Lenses: 2 fractional worksCorneal Surgery and Treatments: 2 fractional worksRetinal Imaging and Analysis: 2 fractional worksRetinal and Macular Surgery: 1 fractional worksRetinal and Optic Conditions: 1 fractional works
EpidemiologyRadiology, Nuclear Medicine and ImagingOphthalmologyPublic Health, Environmental and Occupational Health

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Ophthalmology and Visual Impairment Studies Epidemiology 10 works
  2. 2 Corneal surgery and disorders Radiology, Nuclear Medicine and Imaging 9 works
  3. 3 Glaucoma and retinal disorders Ophthalmology 6 works
  4. 4 Ocular Surface and Contact Lens Public Health, Environmental and Occupational Health 3 works
  5. 5 Retinal Diseases and Treatments Ophthalmology 3 works
  6. 6 Intraocular Surgery and Lenses Ophthalmology 2 works
  7. 7 Corneal Surgery and Treatments Radiology, Nuclear Medicine and Imaging 2 works
  8. 8 Retinal Imaging and Analysis Radiology, Nuclear Medicine and Imaging 2 works
  9. 9 Retinal and Macular Surgery Radiology, Nuclear Medicine and Imaging 1 works
  10. 10 Retinal and Optic Conditions Ophthalmology 1 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available47.6%not open52.4%

World: 28% of research is openly available.

with international co-authors18.0%domestic only82.0%

World: 19% is written across borders.

How has Noor Eye Hospital's research output changed?

Output in 2018–2022 was 1% lower than in 2013–2017.

20002005201020152020
grewheldshrank

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

Other research institutions in Tehran

All research institutions in Tehran

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.