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Researcher · Saku Central Hospital · Japan

Hirokazu Niitsu

Hirokazu Niitsu publishes mostly in Surgery, Pulmonary and Respiratory Medicine and Cardiology and Cardiovascular Medicine, on topics such as Aortic Disease and Treatment Approaches, Cardiac Valve Diseases and Treatments and Infective Endocarditis Diagnosis and Management.

OpenAlex
World rank
#7,081,483
of 7,710,434 ranked researchers
Rank in Japan
#314,617
of 383,136
Works
22
Citations
40
Citations per work
1.8
h-index
4
i10-index 1Top 89% in Surgery
Hirokazu Niitsu

What does Hirokazu Niitsu research?

Hirokazu Niitsu's work is mostly in Medicine (84%).

Health Sciences: 19 works · 84.2% of their workMedicine: 19 works · 84.2% of their workSurgery: 7 works · 30.2% of their workPulmonary and Respiratory Medicine: 6 works · 28.6% of their workCardiology and Cardiovascular Medicine: 2 works · 11.1% of their workEpidemiology: 2 works · 7.9% of their workAnesthesiology and Pain Medicine: 1 works · 3.2% of their workOncology: 1 works · 3.2% of their workEverything else: 3 works · 15.8% of their workTHEIR WORKHirokazu Niitsu22works
Health Sciences84%

Their six largest subfields, inside their fields and domains; the grey slice is everything else they publish. The interactive view splits every one of their works down to single topics.

The fields and subfields, with their numbers
    1. Medicine1984.2%
  2. Everything else315.8%
  1. 1Surgery30% of their works
  2. 2Pulmonary and Respiratory Medicine29% of their works
  3. 3Cardiology and Cardiovascular Medicine11% of their works
  4. 4Epidemiology8% of their works
  5. 5Oncology3% of their works
  6. 6Anesthesiology and Pain Medicine3% of their works

Research topics

Which keywords describe Hirokazu Niitsu's research?

The keywords of their largest research topics: Endovascular Repair, Epidemiology, Aortic Dissection, Bicuspid Aortic Valve, Aneurysm Rupture, Aneurysm Screening, Cardiopulmonary Bypass and Congenital.

Size is their works in the topics tagged with each word, from their 8 largest topics. Each links to the topic it comes from most.

All 18 words, with their numbers
  1. Endovascular Repair102 topics
  2. Epidemiology82 topics
  3. Aortic Dissection61 topic
  4. Bicuspid Aortic Valve61 topic
  5. Aneurysm Rupture41 topic
  6. Aneurysm Screening41 topic
  7. Cardiopulmonary Bypass41 topic
  8. Congenital41 topic
  9. Coronary Artery Anomalies41 topic
  10. Coronary Artery Bypass Surgery41 topic
  11. Diagnosis41 topic
  12. Infective Endocarditis41 topic
  13. Kawasaki Disease41 topic
  14. Multisystem Inflammatory Syndrome41 topic
  15. Surgical Aortic-Valve Replacement41 topic
  16. Transcatheter Aortic-Valve Replacement41 topic
  17. Myocardial Infarction31 topic
  18. Ventricular Reconstruction31 topic

Where does Hirokazu Niitsu work?

Hirokazu Niitsu's main affiliation in the publication record is Saku Central Hospital, Japan.

How many publications and citations does Hirokazu Niitsu have?

OpenAlex counts 22 works and 40 citations for Hirokazu Niitsu, an h-index of 4, ranking #7,081,483 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised excellence (50%), output (30%) and citations (20%). Counts come from OpenAlex author records, which occasionally merge different people who share a name or split one person into several.

Papers, co-authors, who cited this work and researchers on the nearest topics have tabs of their own, above. Is this your page? Claim it with your ORCID iD, or request a correction or removal.

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