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Hospital / health system · Istanbul · Türkiye

Istanbul Memorial Hospital

In research, Istanbul Memorial Hospital stands highest in Health Sciences (#9,986 of 11,982 worldwide) and Medicine (#8,781 of 10,443 worldwide), 2022–2025. Relative to its size it is most specialised in Surgery — Surgery is 6.7× its share of world research.

memorialistanbul.comROR OpenAlex
World rank, 2022–2025
#23,222
of 28,054 · #27,979 all time
Rank in Türkiye
#272
of 308
Research works
599
▲ 11% vs 2013–17
Citations
5.9k
9.8 per fractional work
Top-10% rate
6.8%
record average 16.5%
Open access
47%
world 28%

What is Istanbul Memorial Hospital known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
Health SciencesDomain #9,986 of 11,982 6.8%114 #10980
MedicineField #8,781 of 10,443 6.5%110 #8649

Each strip is that field’s whole ranked pool, with the notch where Istanbul Memorial 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 Istanbul Memorial Hospital specialise in?

Where its research is concentrated relative to its size: Surgery takes 6.7× the share of its output that it takes of world research.

  1. SurgerySubfield · 20.7 works6.7×
← 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: 0.25× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.87× its world share, 6 worksBiochemistry, Geneti…Immunology and Microbiology: 3.24× its world share, 4 worksImmunology and Micro…Neuroscience: 0.61× its world share, 1 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.27× its world share, 0 worksPharmacology, Toxico…Computer Science: 0.02× its world share, 0 worksComputer ScienceEngineering: 0.06× its world share, 1 worksEngineeringEnvironmental Science: 0.05× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.01× its world share, 0 worksMaterials SciencePhysics and Astronomy: 0.05× its world share, 0 worksPhysics and AstronomyDentistry: 2.14× its world share, 1 worksDentistryHealth Professions: 0.59× its world share, 2 worksHealth ProfessionsMedicine: 4.34× its world share, 110 worksMedicineNursing: 1.42× its world share, 1 worksNursingArts and Humanities: 0.01× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.04× its world share, 0 worksBusiness, Management…Decision Sciences: 0.08× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.01× its world share, 0 worksEconomics, Econometr…Psychology: 0.37× its world share, 2 worksPsychologySocial Sciences: 0.02× 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 Istanbul Memorial Hospital?

Ranked on the composite score, Murat Çetinkaya, Necati Fındıklı and Bingür Sönmez lead among researchers whose main affiliation is Istanbul Memorial Hospital.

  1. 1 Murat Çetinkaya Türkiye · #788,385 worldwide 29 citations · 30 works
  2. 2 Necati Fındıklı Türkiye · #874,606 worldwide 49 citations · 28 works
  3. 3 Bingür Sönmez Türkiye · #1,041,951 worldwide 6 citations · 18 works
  4. 4 Semra Kahraman Türkiye · #1,101,637 worldwide 49 citations · 78 works
  5. 5 Hakan Kadir Yelke Türkiye · #1,578,729 worldwide 1 citations · 19 works
All ranked researchers at Istanbul Memorial Hospital

Which keywords describe research at Istanbul Memorial Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Fertility Preservation, Ovarian Tissue Cryopreservation, Infertility, Assisted Reproductive Technology, Diagnosis, Management and Prenatal Diagnosis.

▲ 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. Epidemiology18▲ 3.5×69 topics
  2. Fertility Preservation8▲ 115×1 topic
  3. Ovarian Tissue Cryopreservation8▲ 115×1 topic
  4. Infertility8▲ 45×3 topics
  5. Quality of Life7▲ 3.9×19 topics
  6. Diagnosis7▲ 5.7×21 topics
  7. Management7▲ 6.4×16 topics
  8. Cardiovascular Disease6▲ 4.4×13 topics
  9. Metabolic Syndrome6▲ 6.0×12 topics
  10. Assisted Reproductive Technology6▲ 76×2 topics
  11. Prenatal Diagnosis6▲ 31×7 topics
  12. Obesity6▲ 5.7×11 topics
  13. Risk Factors6▲ 4.0×15 topics
  14. Insulin Resistance5▲ 8.7×4 topics
  15. Surgical Treatment5▲ 19×5 topics
  16. Cell-Free DNA5▲ 35×2 topics
  17. Treatment5▲ 2.9×25 topics
  18. Genomic Sequencing4▲ 29×2 topics
  19. Aneuploidy Screening4▲ 128×1 topic
  20. In Vitro Fertilization4▲ 142×1 topic
  21. Maternal Plasma DNA Sequencing4▲ 128×1 topic
  22. Twin Pregnancy4▲ 142×1 topic
  23. Fertility4▲ 39×2 topics
  24. Chemotherapy4▲ 4.5×16 topics
  25. Ovarian Reserve4▲ 70×1 topic
  26. Polycystic Ovary Syndrome4▲ 70×1 topic
  27. Complications4▲ 5.6×13 topics
  28. Guidelines4▲ 5.7×8 topics
  29. Mortality4▲ 4.5×10 topics
  30. Surgical Management3▲ 6.2×13 topics
  31. Biomechanics3▲ 8.1×6 topics
  32. Pathophysiology3▲ 8.2×7 topics
  33. Magnetic Resonance Imaging3▲ 8.3×5 topics
  34. Stem Cells3▲ 8.1×3 topics
  35. Regulatory T Cells3▲ 17×2 topics
  36. Spinal Fusion3▲ 21×2 topics
  37. Degenerative Disc Disease2▲ 20×2 topics
  38. Graft Survival2▲ 22×2 topics
  39. Immunobiology2▲ 39×1 topic
  40. Pain Symptoms2▲ 46×1 topic

Which research topics does Istanbul Memorial Hospital publish most on?

By volume in 2022–2025: Reproductive Biology and Fertility, Assisted Reproductive Technology and Twin Pregnancy, Prenatal Screening and Diagnostics and Ovarian function and disorders.

Reproductive Biology and…8Reproductive Biology and Fertility: 8 fractional worksAssisted Reproductive Technology and Twin Pregnancy: 4 fractional worksPrenatal Screening and Diagnostics: 4 fractional worksOvarian function and disorders: 4 fractional worksEndometriosis Research and Treatment: 2 fractional worksReproductive System and …2Reproductive System and Pregnancy: 2 fractional worksOrgan Transplantation Techniques and Outcomes: 2 fractional worksSpinal Fractures and Fixation Techniques: 2 fractional worksReproductive Health and Technologies: 2 fractional worksCardiac Imaging and Diagnostics: 2 fractional works
Public Health, Environmental and Occupational HealthPediatrics, Perinatology and Child HealthReproductive MedicineImmunology2 others

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

  1. 1 Reproductive Biology and Fertility Public Health, Environmental and Occupational Health 8 works
  2. 2 Assisted Reproductive Technology and Twin Pregnancy Pediatrics, Perinatology and Child Health 4 works
  3. 3 Prenatal Screening and Diagnostics Pediatrics, Perinatology and Child Health 4 works
  4. 4 Ovarian function and disorders Reproductive Medicine 4 works
  5. 5 Endometriosis Research and Treatment Reproductive Medicine 2 works
  6. 6 Reproductive System and Pregnancy Immunology 2 works
  7. 7 Organ Transplantation Techniques and Outcomes Surgery 2 works
  8. 8 Spinal Fractures and Fixation Techniques Surgery 2 works
  9. 9 Reproductive Health and Technologies Reproductive Medicine 2 works
  10. 10 Cardiac Imaging and Diagnostics Radiology, Nuclear Medicine and Imaging 2 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 available47.2%not open52.8%

World: 28% of research is openly available.

with international co-authors13.9%domestic only86.1%

World: 19% is written across borders.

How has Istanbul Memorial Hospital's research output changed?

Output in 2018–2022 was 11% higher than in 2013–2017.

1990200020102020
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 Istanbul

All research institutions in Istanbul

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.