The efficacy of photodynamic diagnosis using 5-aminolevulinic acid for detection of gastric and colon tumors

The efficacy of photodynamic diagnosis using 5-aminolevulinic acid for detection of gastric and colon tumors - Photodynamic diagnosis using 5-aminolevulinic acid

Status

Recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000010086

Enrollment

Registered

2013-03-01

Start date

2013-03-01

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

gastric tumor, colon tumor

Interventions

5-aminolevulinic acid(5-ALA) 20mg/kg peroral administration once

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients who were referred to the hospital for treatment for stomach and colorectal tumors scheduled endoscopic resection

Exclusion criteria

Exclusion criteria: Patients with liver dysfunction Hypersensitivity to porphyrins

Design outcomes

Primary

Measure	Time frame
fluorescence intesity and distrbution in the tumors	—

Countries

Japan

Contacts

Public ContactJun Nishikawa

Yamaguchi university graduate school of medicine Department of gastroenterology and hepatology

junnis@yamaguchi-u.ac.jp0836-22-2243

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026