Sekiguchi Masau 関口正宇

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SEKIGUCHI MASAU 関口正宇

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Researcher Number	50648342
Affiliation (Current)	2026: 国立研究開発法人国立がん研究センター, 中央病院, 医員
Affiliation (based on the past Project Information) *help	2017 – 2019: 国立研究開発法人国立がん研究センター, 中央病院, 医員 2014: 独立行政法人国立がん研究センター, 中央病院, がん専門修練医 2013: 独立行政法人国立がん研究センター, 中央病院, レジデント
Review Section/Research Field	Principal Investigator Gastroenterology
Keywords	Principal Investigator 大腸癌スクリーニング / 大腸内視鏡 / 大腸がん検診 / 大腸advanced neoplasia / 第一度近親者 / 大腸Advanced neoplasia / 家族歴 / 大腸腫瘍 / 大腸癌 / マルコフモデル … More / 医療経済 / 全大腸内視鏡検査 / 便潜血 / 大腸癌検診 / 便潜血検査 / 大腸内視鏡検査 / 費用対効果分析 Less

Assessment of risk for colorectal neoplasm in first-degree relatives of colorectal cancer patientsPrincipal Investigator
- Principal Investigator
  
  Sekiguchi Masau
- Project Period (FY)
  2017 – 2019
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Gastroenterology
- Research Institution
  National Cancer Center Japan
Cost-effectiveness analysis of colorectal cancer screening using colonoscopyPrincipal Investigator
- Principal Investigator
  
  SEKIGUCHI MASAU
- Project Period (FY)
  2013 – 2014
- Research Category
  
  Grant-in-Aid for Young Scientists (B)
- Research Field
  
  Gastroenterology
- Research Institution
  National Cancer Center Japan

All 2020 2019 2018 2017 2015

All Journal Article Presentation

[Journal Article] Family history of colorectal cancer and prevalence of advanced colorectal neoplasia in asymptomatic screened populations in different age groups2020
- Author(s)
  Sekiguchi Masau、Kakugawa Yasuo、Nakamura Keiko、Matsumoto Minori、Tomizawa Yutaka、Murakami Yoshitaka、Saito Yutaka、Matsuda Takahisa
- Journal Title
  
  Gastrointestinal Endoscopy
  
  Volume: Epub ahead of print Issue: 6 Pages: 1-10
- DOI
  10.1016/j.gie.2020.01.033
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K15978
[Journal Article] Cost‐effectiveness analysis of colorectal cancer screening using colonoscopy, fecal immunochemical test, and risk score2020
- Author(s)
  Sekiguchi Masau、Igarashi Ataru、Sakamoto Taku、Saito Yutaka、Esaki Minoru、Matsuda Takahisa
- Journal Title
  
  Journal of Gastroenterology and Hepatology
  
  Volume: Epub ahead of print Issue: 9 Pages: 1-7
- DOI
  10.1111/jgh.15033
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K15978
[Journal Article] Incidence of Advanced Colorectal Neoplasia in Individuals With Untreated Diminutive Colorectal Adenomas Diagnosed by Magnifying Image-Enhanced Endoscopy2019
- Author(s)
  Sekiguchi Masau、Otake Yosuke、Kakugawa Yasuo、Matsumoto Minori、Tomizawa Yutaka、Saito Yutaka、Matsuda Takahisa
- Journal Title
  
  The American Journal of Gastroenterology
  
  Volume: 114 Issue: 6 Pages: 964-973
- DOI
  10.14309/ajg.0000000000000261
- Peer Reviewed / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K15978
[Journal Article] A scoring model for predicting advanced colorectal neoplasia in a screened population of asymptomatic Japanese individuals.2018
- Author(s)
  Sekiguchi M, Kakugawa Y, Matsumoto M, Matsuda T.
- Journal Title
  
  Ｊｏｕｒｎａｌ　ｏｆ　Ｇａｓｔｒｏｅｎｔｅｒｏｌｏｇｙ
  
  Volume: 53 Issue: 10 Pages: 1109-1119
- DOI
  10.1007/s00535-018-1433-7
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-17K15978
[Presentation] Efforts for perfect colonoscopy in Asia2019
- Author(s)
  Sekiguchi Masau
- Organizer
  IDEN (International Digestive Endoscopy Network) 2019
- Invited / Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K15978
[Presentation] CLINICAL SIGNIFICANCE OF FAMILY HISTORY OF COLORECTAL CANCER IN FIRST-DEGREE RELATIVES AS A RISK FACTOR FOR ADVANCED COLORECTAL NEOPLASIA IN ASYMPTOMATIC SCREENED POPULATIONS AGED 40 TO 54 YEARS AND 55 TO 69 YEARS2019
- Author(s)
  Sekiguchi Masau
- Organizer
  第27回欧州消化器病週間, UEGW2019
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K15978
[Presentation] ポリープ切除を伴わない大腸内視鏡検診の可能性2019
- Author(s)
  関口正宇
- Organizer
  JDDW(第27回日本消化器関連学会週間)
- Data Source
  KAKENHI-PROJECT-17K15978
[Presentation] 教育講演日本における大腸がん検診の現状と課題2019
- Author(s)
  関口正宇
- Organizer
  第49回日本消化器がん検診学会北海道地方会
- Invited
- Data Source
  KAKENHI-PROJECT-17K15978
[Presentation] 大腸がん検診における内視鏡の有効活用に向けて～費用対効果と受診者リスク層別化の観点から2018
- Author(s)
  関口正宇
- Organizer
  第104回日本消化器病学会総会
- Data Source
  KAKENHI-PROJECT-17K15978
[Presentation] A new scoring model for predicting advanced colorectal neoplasia in asymptomatic screening population and comparison with the modified Asia-Pacific Colorectal Screening Score2017
- Author(s)
  Masau Sekiguchi
- Organizer
  UEG Week 2017
- Int'l Joint Research
- Data Source
  KAKENHI-PROJECT-17K15978
[Presentation] What is the Optimal Use of Total Colonoscopy in Colorectal Cancer Screening? : A Cost-effectiveness Analysis using Japanese Data2015
- Author(s)
  Masau Sekiguchi
- Organizer
  Digestive Disease Week 2015
- Place of Presentation
  米国、ワシントンDC
- Year and Date
  2015-05-18
- Data Source
  KAKENHI-PROJECT-25871160

1. MATSUDA Takahisa

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. IGARASHI Ataru

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. SAITO Yutaka

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

Sekiguchi Masau 関口 正宇

SEKIGUCHI MASAU 関口 正宇

Research Projects

Research Products

Co-Researchers

Assessment of risk for colorectal neoplasm in first-degree relatives of colorectal cancer patientsPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

Cost-effectiveness analysis of colorectal cancer screening using colonoscopyPrincipal Investigator

Principal Investigator

Project Period (FY)

Research Category

Research Field

Research Institution

[Journal Article] Family history of colorectal cancer and prevalence of advanced colorectal neoplasia in asymptomatic screened populations in different age groups2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Cost‐effectiveness analysis of colorectal cancer screening using colonoscopy, fecal immunochemical test, and risk score2020

Author(s)

Journal Title

DOI

Data Source

[Journal Article] Incidence of Advanced Colorectal Neoplasia in Individuals With Untreated Diminutive Colorectal Adenomas Diagnosed by Magnifying Image-Enhanced Endoscopy2019

Author(s)

Journal Title

DOI

Data Source

[Journal Article] A scoring model for predicting advanced colorectal neoplasia in a screened population of asymptomatic Japanese individuals.2018

Author(s)

Journal Title

DOI

Data Source

[Presentation] Efforts for perfect colonoscopy in Asia2019

Author(s)

Organizer

Data Source

[Presentation] CLINICAL SIGNIFICANCE OF FAMILY HISTORY OF COLORECTAL CANCER IN FIRST-DEGREE RELATIVES AS A RISK FACTOR FOR ADVANCED COLORECTAL NEOPLASIA IN ASYMPTOMATIC SCREENED POPULATIONS AGED 40 TO 54 YEARS AND 55 TO 69 YEARS2019

Author(s)

Organizer

Data Source

[Presentation] ポリープ切除を伴わない大腸内視鏡検診の可能性2019

Author(s)

Organizer

Data Source

[Presentation] 教育講演 日本における大腸がん検診の現状と課題2019

Author(s)

Organizer

Data Source

[Presentation] 大腸がん検診における内視鏡の有効活用に向けて～費用対効果と受診者リスク層別化 の観点から2018

Author(s)

Organizer

Data Source

[Presentation] A new scoring model for predicting advanced colorectal neoplasia in asymptomatic screening population and comparison with the modified Asia-Pacific Colorectal Screening Score2017

Author(s)

Organizer

Data Source

[Presentation] What is the Optimal Use of Total Colonoscopy in Colorectal Cancer Screening? : A Cost-effectiveness Analysis using Japanese Data2015

Author(s)

Organizer

Place of Presentation

Year and Date

Data Source

Sekiguchi Masau 関口正宇

SEKIGUCHI MASAU 関口正宇

[Presentation] 教育講演日本における大腸がん検診の現状と課題2019

[Presentation] 大腸がん検診における内視鏡の有効活用に向けて～費用対効果と受診者リスク層別化の観点から2018