UMIN-CTR Clinical Trial

Unique ID issued by UMIN UMIN000059447
Receipt number R000067989
Scientific Title Additional Right-colon Image-enhanced Surveillance for Enhanced detection in colonoscopy
Date of disclosure of the study information 2025/10/17
Last modified on 2025/10/17 19:02:53

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Basic information

Public title

Evaluation of short additional observation of the right-sided colon using NBI

Acronym

ARISE study

Scientific Title

Additional Right-colon Image-enhanced Surveillance for Enhanced detection in colonoscopy

Scientific Title:Acronym

ARISE study

Region

Japan


Condition

Condition

Colorectal polyps (adenoma and sessile serrated lesions)

Classification by specialty

Gastroenterology

Classification by malignancy

Others

Genomic information

NO


Objectives

Narrative objectives1

To prospectively evaluate whether a short additional observation of the right-sided colon using narrow band imaging (NBI) during screening colonoscopy improves the detection rate of adenomas and sessile serrated lesions.

Basic objectives2

Efficacy

Basic objectives -Others


Trial characteristics_1


Trial characteristics_2


Developmental phase



Assessment

Primary outcomes

Additional detection rate of adenomas and sessile serrated lesions in the right-sided colon.

Key secondary outcomes



Base

Study type

Interventional


Study design

Basic design

Single arm

Randomization

Non-randomized

Randomization unit


Blinding

Open -no one is blinded

Control

Self control

Stratification


Dynamic allocation


Institution consideration


Blocking


Concealment



Intervention

No. of arms

1

Purpose of intervention

Prevention

Type of intervention

Maneuver

Interventions/Control_1

An additional short time observation of the right-sided colon using narrow band imaging following standard white-light imaging.

Interventions/Control_2


Interventions/Control_3


Interventions/Control_4


Interventions/Control_5


Interventions/Control_6


Interventions/Control_7


Interventions/Control_8


Interventions/Control_9


Interventions/Control_10



Eligibility

Age-lower limit

18 years-old <=

Age-upper limit


Not applicable

Gender

Male and Female

Key inclusion criteria

Patients undergoing screening colonoscopy at the study institution.
Patients aged 18 years or older who receive an explanation of the study and provide written informed consent.

Key exclusion criteria

Patients with a history of right-sided colon resection, inflammatory bowel disease, polyposis syndromes, poor bowel preparation, or incomplete cecal intubation.

Target sample size

1200


Research contact person

Name of lead principal investigator

1st name Kenichiro
Middle name
Last name Nakachi

Organization

Kameda Medical Center

Division name

Department of Gastroenterology

Zip code

296-8602

Address

929 Higashi-cho, Kamogawa, Chiba, Japan

TEL

0470-92-2211

Email

nakachi.kenichiro@kameda.jp


Public contact

Name of contact person

1st name Takahiro
Middle name
Last name Miyake

Organization

Kameda Medical Center

Division name

Department of Gastroenterology

Zip code

296-8602

Address

929 Higashi-cho, Kamogawa, Chiba, Japan

TEL

0470-92-2211

Homepage URL


Email

t.miyake@med.showa-u.ac.jp


Sponsor or person

Institute

Kameda Medical Center

Institute

Department

Personal name



Funding Source

Organization

None

Organization

Division

Category of Funding Organization

Other

Nationality of Funding Organization



Other related organizations

Co-sponsor


Name of secondary funder(s)



IRB Contact (For public release)

Organization

Kameda Medical Center

Address

929 Higashi-cho, Kamogawa, Chiba, Japan

Tel

0470-92-2211

Email

t.miyake@med.showa-u.ac.jp


Secondary IDs

Secondary IDs

NO

Study ID_1


Org. issuing International ID_1


Study ID_2


Org. issuing International ID_2


IND to MHLW



Institutions

Institutions



Other administrative information

Date of disclosure of the study information

2025 Year 10 Month 17 Day


Related information

URL releasing protocol


Publication of results

Unpublished


Result

URL related to results and publications


Number of participants that the trial has enrolled


Results


Results date posted


Results Delayed


Results Delay Reason


Date of the first journal publication of results


Baseline Characteristics


Participant flow


Adverse events


Outcome measures


Plan to share IPD


IPD sharing Plan description



Progress

Recruitment status

Open public recruiting

Date of protocol fixation

2025 Year 08 Month 11 Day

Date of IRB

2025 Year 08 Month 23 Day

Anticipated trial start date

2025 Year 09 Month 01 Day

Last follow-up date

2026 Year 07 Month 31 Day

Date of closure to data entry


Date trial data considered complete


Date analysis concluded



Other

Other related information



Management information

Registered date

2025 Year 10 Month 17 Day

Last modified on

2025 Year 10 Month 17 Day



Link to view the page

Value
https://center6.umin.ac.jp/cgi-open-bin/ctr_e/ctr_view.cgi?recptno=R000067989