The significance of second-look procedure of transoral videolaryngoscopic surgery (TOVS)

The significance of second-look procedure of transoral videolaryngoscopic surgery (TOVS) - Second-look procedure of TOVS

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000012485

Enrollment

Registered

2014-01-01

Start date

2014-01-01

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

Oropharyngeal carcinoma, Hypopharyngeal carcinoma, Laryngeal carcinoma

Interventions

Complete resection and negative surgical margin by pathological examination (follow-up group) Incomplete resection and/or positive surgical margin by pathological examination (second-look procedure gr

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Oropharyngeal carcinoma, hypopharyngeal carcinoma and laryngeal carcinoma patients who will be resected the primary tumor by TOVS.

Exclusion criteria

Exclusion criteria: Refused cases for second-look procedure

Design outcomes

Primary

Measure	Time frame
Existence or non-existence of the remnant tumor at the second-look procedure	—

Countries

Japan

Contacts

Public ContactGoshi Nishimura

Yokohama City University School of Medicine Otorhinolaryngology, Head and Neck Surgery

gnishimu@yokohama-cu.ac.jp045-787-2687

Outcome results

None listed

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