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Hospital / health system · Istanbul · Türkiye

Kartal Koşuyolu High Specialization Training and Research Hospital

In research, Kartal Koşuyolu High Specialization Training and Research Hospital stands highest in Medicine (#4,218 of 10,443 worldwide) and Health Sciences (#5,660 of 11,982 worldwide), 2022–2025. Relative to its size it is most specialised in Cardiology and Cardiovascular Medicine and Surgery — Cardiology and Cardiovascular Medicine is 20.2× its share of world research.

kosuyolueah.saglik.gov.trROR OpenAlex
World rank, 2022–2025
#14,669
of 28,054 · #25,487 all time
Rank in Türkiye
#212
of 308
Research works
1.7k
▼ 23% vs 2013–17
Citations
12k
7.4 per fractional work
Top-10% rate
5.8%
record average 16.5%
Open access
52%
world 28%

What is Kartal Koşuyolu High Specialization Training and Research 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
MedicineField #4,218 of 10,443 5.9%230 #6518
Health SciencesDomain #5,660 of 11,982 5.8%239 #8729

Each strip is that field’s whole ranked pool, with the notch where Kartal Koşuyolu High Specialization Training and Research 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 Kartal Koşuyolu High Specialization Training and Research Hospital specialise in?

Where its research is concentrated relative to its size: Cardiology and Cardiovascular Medicine takes 20.2× the share of its output that it takes of world research.

  1. Cardiology and Cardiovascular MedicineSubfield · 58.0 works20×
  2. SurgerySubfield · 49.3 works7.7×
← 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: 0.58× its world share, 8 worksBiochemistry, Geneti…Immunology and Microbiology: 1.27× its world share, 4 worksImmunology and Micro…Neuroscience: 0.35× its world share, 2 worksNeuroscienceChemistry: 0.02× its world share, 0 worksChemistryComputer Science: 0.04× its world share, 1 worksComputer ScienceEngineering: 0.27× its world share, 11 worksEngineeringEnvironmental Science: 0.01× its world share, 0 worksEnvironmental ScienceMaterials Science: 0.04× its world share, 0 worksMaterials ScienceMathematics: 0.03× its world share, 0 worksMathematicsPhysics and Astronomy: 0.11× its world share, 1 worksPhysics and AstronomyDentistry: 0.38× its world share, 0 worksDentistryHealth Professions: 1.09× its world share, 8 worksHealth ProfessionsMedicine: 4.36× its world share, 230 worksMedicineNursing: 0.12× its world share, 0 worksNursingVeterinary: 1.04× its world share, 0 worksVeterinaryArts and Humanities: 0.23× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.18× its world share, 2 worksBusiness, Management…Decision Sciences: 0.02× its world share, 0 worksDecision SciencesEconomics, Econometrics and Finance: 0.07× its world share, 0 worksEconomics, Econometr…Psychology: 0.18× its world share, 2 worksPsychologySocial Sciences: 0.08× its world share, 3 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Medicine, 4.4×. Every wedge is a field page.

Who are the top researchers at Kartal Koşuyolu High Specialization Training and Research Hospital?

Ranked on the composite score, Taylan Akgün, Gökhan İpek and Suat Nail Ömeroğlu lead among researchers whose main affiliation is Kartal Koşuyolu High Specialization Training and Research Hospital.

  1. 1 Taylan Akgün Türkiye · #130,208 worldwide 173 citations · 27 works
  2. 2 Gökhan İpek Türkiye · #390,973 worldwide 38 citations · 33 works
  3. 3 Suat Nail Ömeroğlu Türkiye · #427,611 worldwide 34 citations · 23 works
  4. 4 Süleyman Karakoyun Türkiye · #463,463 worldwide 48 citations · 22 works
  5. 5 Ömer Işık Türkiye · #468,798 worldwide 26 citations · 35 works
  6. 6 İrfan Barutçu Türkiye · #484,686 worldwide 48 citations · 26 works
  7. 7 Mehmet Balkanay Türkiye · #517,341 worldwide 50 citations · 33 works
  8. 8 Ahmet Çağrı Aykan Türkiye · #545,378 worldwide 45 citations · 25 works
  9. 9 Cıhangır Kaymaz Türkiye · #558,145 worldwide 53 citations · 40 works
  10. 10 Mehmet Özkan Türkiye · #581,986 worldwide 36 citations · 27 works
All ranked researchers at Kartal Koşuyolu High Specialization Training and Research Hospital

Which keywords describe research at Kartal Koşuyolu High Specialization Training and Research Hospital?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Echocardiography, Heart Failure, Guidelines, Diagnosis, Myocardial Infarction, Epidemiology, Percutaneous Coronary Intervention and Thrombosis.

▲ 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. Epidemiology29▲ 2.7×51 topics
  2. Echocardiography24▲ 33×7 topics
  3. Heart Failure24▲ 20×12 topics
  4. Guidelines21▲ 16×10 topics
  5. Diagnosis20▲ 7.6×20 topics
  6. Myocardial Infarction18▲ 28×7 topics
  7. Cardiovascular Disease18▲ 5.8×20 topics
  8. Percutaneous Coronary Intervention17▲ 45×4 topics
  9. Thrombosis16▲ 21×5 topics
  10. Treatment16▲ 4.7×22 topics
  11. Risk Factors16▲ 5.2×15 topics
  12. Inflammation15▲ 2.6×35 topics
  13. Atherosclerosis14▲ 17×6 topics
  14. Obesity13▲ 6.1×8 topics
  15. Chronic Kidney Disease12▲ 18×8 topics
  16. Management11▲ 5.1×15 topics
  17. Coronary Artery Disease10▲ 31×3 topics
  18. Endothelial Dysfunction10▲ 16×4 topics
  19. Magnetic Resonance Imaging10▲ 14×5 topics
  20. Cardiac Imaging9▲ 28×3 topics
  21. Prophylaxis9▲ 27×2 topics
  22. Cardiovascular Risk9▲ 11×7 topics
  23. Inflammatory Response9▲ 50×3 topics
  24. Treatment Guidelines9▲ 15×5 topics
  25. Surgical Aortic-Valve Replacement9▲ 45×1 topic
  26. Transcatheter Aortic-Valve Replacement9▲ 45×1 topic
  27. Surgery8▲ 8.6×8 topics
  28. Cardiac Surgery8▲ 41×2 topics
  29. Cardiopulmonary Bypass8▲ 137×1 topic
  30. Congenital Heart Disease8▲ 35×2 topics
  31. Coronary Artery Bypass Surgery8▲ 137×1 topic
  32. Extracorporeal Membrane Oxygenation8▲ 38×2 topics
  33. Cardiogenic Shock8▲ 60×1 topic
  34. Left Ventricular Assist Device8▲ 60×1 topic
  35. Chamber Quantification8▲ 36×1 topic
  36. Diastolic Function8▲ 36×1 topic
  37. Endovascular Repair8▲ 33×3 topics
  38. Rejection8▲ 67×2 topics
  39. Transplantation8▲ 27×2 topics
  40. Pulmonary Hypertension7▲ 19×3 topics

Which research topics does Kartal Koşuyolu High Specialization Training and Research Hospital publish most on?

By volume in 2022–2025: Cardiac Valve Diseases and Treatments, Cardiac and Coronary Surgery Techniques, Mechanical Circulatory Support Devices and Cardiovascular Function and Risk Factors.

Cardiac Valve Diseases a…9Cardiac Valve Diseases and Treatments: 9 fractional worksCardiac and Coronary Sur…8Cardiac and Coronary Surgery Techniques: 8 fractional worksMechanical Circulatory Support Devices: 8 fractional worksCardiovascular Function …8Cardiovascular Function and Risk Factors: 8 fractional worksPulmonary Hypertension R…7Pulmonary Hypertension Research and Treatments: 7 fractional worksCardiac Imaging and Diagnostics: 7 fractional worksCoronary Interventions and Diagnostics: 7 fractional worksTransplantation: Methods…6Transplantation: Methods and Outcomes: 6 fractional worksCongenital Heart Disease Studies: 6 fractional worksInfective Endocarditis Diagnosis and Management: 5 fractional works
Cardiology and Cardiovascular MedicineSurgeryBiomedical EngineeringPulmonary and Respiratory Medicine2 others

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

  1. 1 Cardiac Valve Diseases and Treatments Cardiology and Cardiovascular Medicine 9 works
  2. 2 Cardiac and Coronary Surgery Techniques Surgery 8 works
  3. 3 Mechanical Circulatory Support Devices Biomedical Engineering 8 works
  4. 4 Cardiovascular Function and Risk Factors Cardiology and Cardiovascular Medicine 8 works
  5. 5 Pulmonary Hypertension Research and Treatments Pulmonary and Respiratory Medicine 7 works
  6. 6 Cardiac Imaging and Diagnostics Radiology, Nuclear Medicine and Imaging 7 works
  7. 7 Coronary Interventions and Diagnostics Surgery 7 works
  8. 8 Transplantation: Methods and Outcomes Surgery 6 works
  9. 9 Congenital Heart Disease Studies Epidemiology 6 works
  10. 10 Infective Endocarditis Diagnosis and Management Epidemiology 5 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 available51.6%not open48.4%

World: 28% of research is openly available.

with international co-authors8.4%domestic only91.6%

World: 19% is written across borders.

How has Kartal Koşuyolu High Specialization Training and Research Hospital's research output changed?

Output in 2018–2022 was 23% lower 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.