A multi-institutional prospective observational study to validate the quality of pathological diagnosis by transverse slicing of semi-opened rectal specimens.

A multi-institutional prospective observational study to validate the quality of pathological diagnosis by transverse slicing of semi-opened rectal specimens. - A multi-institutional prospective observational study to validate the quality of pathological diagnosis by transverse slicing of semi-opened rectal specimens.

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000031735

Enrollment

Registered

2018-03-14

Start date

2018-01-26

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

rectal cancer

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Rectal cancer whose lower tumor margin is within 12cm from anal verge. The clinical stage is II or III. Laparoscopic surgery or robotic surgery is scheduled

Exclusion criteria

Exclusion criteria: The depth of invasion is T4b

Design outcomes

Primary

Measure	Time frame
the measurable rate of circumferential resection margin.	—

Secondary

Measure	Time frame
the number of examined lymph nodes. the number of metastatic lymph nodes.	—

Countries

Japan

Contacts

Public ContactKenji Okita

Sapporo Medical University Depaertment of Surgery, Surgical Oncology and Science.

jpcrm@sapmed.ac.jp011-611-2111

Outcome results