Clinical study of diagnostic laparoscopy with 5 aminolevulinic acid mediated photodynamic diagnosis for the detection of peritoneal micrometastasis in hepatobiliary pancreatic tumor.

Clinical study of diagnostic laparoscopy with 5 aminolevulinic acid mediated photodynamic diagnosis for the detection of peritoneal micrometastasis in hepatobiliary pancreatic tumor. - Clinical study of diagnostic laparoscopy with 5 aminolevulinic acid mediated photodynamic diagnosis for the detection of peritoneal micrometastasis in hepatobiliary pancreatic tumor.

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000032184

Enrollment

Registered

2018-04-10

Start date

2018-04-01

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

hepatobiliary pancreatic tumor

Interventions

Take 5ALA 3 hours before surgery

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patient scheduled for operation Patients with high probability of peritoneal dissemination It is deeper than the wall deepening degree T3 by preoperative diagnosis

Exclusion criteria

Exclusion criteria: Pregnant women or possibly breast-feeding patients Patients with photosensitivity, history of porphyria, or family history

Design outcomes

Primary

Measure	Time frame
Positive predictive value of photodynamic diagnosis using 5 ALA	—

Countries

Japan

Contacts

Public ContactRyota Higuchi

Tokyo Women's Medical Universty Department of Surgery, Institute of Gastroenterology

higuchi.ryota@twmu.ac.jp03-3353-8111

Outcome results

None listed

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