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Researcher · Okazaki City Hospital · Japan

Akiharu Ishiyama

Akiharu Ishiyama publishes mostly in Surgery, Pulmonary and Respiratory Medicine and Oncology, on topics such as Gastric Cancer Management and Outcomes, Gastrointestinal Tumor Research and Treatment and Esophageal Cancer Research and Treatment.

ORCID 0000-0002-0889-0824 OpenAlex
World rank
#4,577,014
of 7,710,434 ranked researchers
Rank in Japan
#134,638
of 383,136
Works
76
Citations
780
Citations per work
10.3
h-index
15
i10-index 22Top 27% in Surgery
Akiharu Ishiyama

What does Akiharu Ishiyama research?

Akiharu Ishiyama's work is mostly in Medicine (83%).

Health Sciences: 63 works · 82.7% of their workMedicine: 63 works · 82.7% of their workSurgery: 22 works · 29.5% of their workPulmonary and Respiratory Medicine: 19 works · 25.6% of their workOncology: 12 works · 15.5% of their workGastroenterology: 5 works · 6.3% of their workEpidemiology: 3 works · 3.4% of their workPathology and Forensic Medicine: 2 works · 2.4% of their workEverything else: 13 works · 17.3% of their workTHEIR WORKAkiharu Ishiyama76works
Health Sciences83%

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. Medicine6382.7%
  2. Everything else1317.3%
  1. 1Surgery30% of their works
  2. 2Pulmonary and Respiratory Medicine26% of their works
  3. 3Oncology16% of their works
  4. 4Gastroenterology6% of their works
  5. 5Epidemiology3% of their works
  6. 6Pathology and Forensic Medicine2% of their works

Research topics

Which keywords describe Akiharu Ishiyama's research?

The keywords of their largest research topics: Endoscopic Resection, Gastric Cancer, Chemotherapy, Lymph Node Dissection, Molecular Characterization, Inflammation, Esophageal Carcinoma and Imatinib Mesylate.

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. The words come from the keyword list OpenAlex gives each topic, not from the text of the papers, so a word can appear that none of the papers uses.

All 20 words, with their numbers
  1. Endoscopic Resection542 topics
  2. Gastric Cancer522 topics
  3. Chemotherapy512 topics
  4. Lymph Node Dissection411 topic
  5. Molecular Characterization411 topic
  6. Inflammation192 topics
  7. Esophageal Carcinoma131 topic
  8. Imatinib Mesylate131 topic
  9. Preoperative Chemoradiotherapy131 topic
  10. Sunitinib131 topic
  11. Antibiotic Resistance111 topic
  12. Helicobacter pylori111 topic
  13. Cetuximab101 topic
  14. KRAS Mutations101 topic
  15. Cancer81 topic
  16. Immunity81 topic
  17. Bariatric Surgery71 topic
  18. Obesity71 topic
  19. Chemotherapy-Induced Peripheral Neuropathy61 topic
  20. Taxanes61 topic

Where does Akiharu Ishiyama work?

Akiharu Ishiyama's main affiliation in the publication record is Okazaki City Hospital, Japan.

How many publications and citations does Akiharu Ishiyama have?

OpenAlex counts 76 works and 780 citations for Akiharu Ishiyama, an h-index of 15, ranking #4,577,014 of 7,710,434 researchers worldwide on the quality score.

Ranked on field-normalised citation 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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