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Keiji Hirooka

Keiji Hirooka publishes mostly in Cardiology and Cardiovascular Medicine, Endocrinology, Diabetes and Metabolism and Pulmonary and Respiratory Medicine, on topics such as Cardiovascular Function and Risk Factors, Cardiac Arrhythmias and Treatments and Cardiac Imaging and Diagnostics.

World rank
#347,834
of 1,633,909 ranked researchers
Rank in Japan
#11,304
of 114,622
Works
24
Citations
51
Citations per work
2.1

What does Keiji Hirooka research?

Cardiology and Cardiovascular Medicine: 42.1%Endocrinology, Diabetes and Metabolism: 10.5%Pulmonary and Respiratory Medicine: 10.5%Surgery: 10.5%other fields: 26.4%42%top field
Cardiology and Cardiovascular Medicine42.1%Endocrinology, Diabetes and Metabolism10.5%Pulmonary and Respiratory Medicine10.5%Surgery10.5%other fields26.4%

Shares of their own output, by the field each of their topics belongs to. The grey slice is everything not listed.

  1. 1Cardiology and Cardiovascular Medicine42% of their works
  2. 2Endocrinology, Diabetes and Metabolism10% of their works
  3. 3Pulmonary and Respiratory Medicine10% of their works
  4. 4Surgery10% of their works
  5. 5Radiology, Nuclear Medicine and Imaging10% of their works
  6. 6Public Health, Environmental and Occupational Health5% of their works

Research topics

Which keywords describe Keiji Hirooka's research?

The keywords of their largest research topics: Heart Failure, Cardiovascular Disease, Coronary Artery Disease, Echocardiography, Obesity, Cardiac Imaging, Catheter Ablation and Chamber Quantification.

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 21 words, with their numbers
  1. Heart Failure43 topics
  2. Cardiovascular Disease33 topics
  3. Coronary Artery Disease32 topics
  4. Echocardiography32 topics
  5. Obesity32 topics
  6. Cardiac Imaging21 topic
  7. Catheter Ablation21 topic
  8. Chamber Quantification21 topic
  9. Diastolic Function21 topic
  10. Myocardial Perfusion21 topic
  11. Ventricular Tachycardia21 topic
  12. Cardiac Resynchronization Therapy11 topic
  13. Diabetes11 topic
  14. Diagnosis11 topic
  15. Epicardial Fat11 topic
  16. Guidelines11 topic
  17. Hypoglycemia11 topic
  18. Implantable Cardioverter-Defibrillator11 topic
  19. Perivascular Adipose Tissue11 topic
  20. Surgical Aortic-Valve Replacement11 topic
  21. Transcatheter Aortic-Valve Replacement11 topic

Where does Keiji Hirooka work?

Keiji Hirooka's main affiliation in the publication record is Osaka National Hospital, Japan.

How many publications and citations does Keiji Hirooka have?

Science Explorer counts 24 works and 51 citations for Keiji Hirooka, ranking #347,834 of 1,633,909 researchers worldwide on the composite 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 are in the interactive view on the map. Is this your page? Request a correction or removal.