Research of endoscopic resection for Colorectal Serrated Lesions

Safety and Efficacy of Underwater Endoscopic Mucosal Resection for 10-20 mm Colorectal Serrated Lesions - SEA CLEAR study

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000043144

Enrollment

Registered

2021-01-31

Start date

2021-01-31

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 serrated lesions

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1. Consider candidate for UEMR 2. Endoscopically diagnosed 10-20mm colorectal serrated lesions 3. 20 years old and more 4. Written informed consent

Exclusion criteria

Exclusion criteria: 1. Lesions with area that cant be diagnosed as JNET Type1 2. Synchronous colorectal cancer requiring surgery 3. Residual lesions 4. Inflammatory bowel disease 5. Hematologic disease 6. Pregnancy 7. Hemodialysis 8. Patients that cant discontinue antithrombotic drug 9. Others

Design outcomes

Primary

Measure	Time frame
Rate of histological complete resection	—

Secondary

Measure	Time frame
Rate of R0 resection Rate of immediate bleeding and perforation Rate of postbleeding Rate of residual tumor	—

Countries

Japan

Contacts

Public ContactKenichiro Imai

Shizuoka cancer center Devision of Endoscopy

ke.imai@scchr.jp055-989-5222

Outcome results