National survey for etiology of vocal fold scar

National survey for etiology of vocal fold scar - Etiology of vocal fold scar

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000045277

Enrollment

100

Registered

2021-09-01

Start date

2021-10-01

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

vocal fold scar

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients diagnosed Vocal fold scar

Exclusion criteria

Exclusion criteria: None

Design outcomes

Primary

Measure	Time frame
Number of new patients per year	—

Countries

Japan

Contacts

Public ContactShigeru Hirano

Kyoto Prefectural University of Medicine Otolaryngology

hirano@koto.kpu-m.ac.jp0752513010

Outcome results