A pilot study of the color difference between colorectal polyp and the surrounding normal mucosa in the latest and the newly launched OLYMPUS endoscopy system

A pilot study of the color difference between colorectal polyp and the surrounding normal mucosa in the latest and the newly launched OLYMPUS endoscopy system - X1 study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000044539

Enrollment

Registered

2021-06-15

Start date

2021-06-11

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Colorectal polyps

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Cases with one or more colorectal polyps, which were detected, observed, and removed using the LUCERA and X1 colonoscopy

Exclusion criteria

Exclusion criteria: Polyps lacking images either of white light or NBI, sub-epithelial lesions, advanced-stage cancer, pedunculated polyp

Design outcomes

Primary

Measure	Time frame
The color differences	—

Countries

Japan

Contacts

Public ContactKenichiro Imai

Shizuoka Cancer Center Division of Endoscopy

ke.imai@scchr.jp81-055-989-5222

Outcome results