Nationwide Survey of Unilateral Vocal Fold Paralysis

Nationwide Survey of Unilateral Vocal Fold Paralysis - Nationwide Survey of Unilateral Vocal Fold Paralysis

Status

Recruiting

Phases

Unknown

Study type

Observational

Source

JPRN

Registry ID

JPRN-UMIN000059356

Enrollment

2000

Registered

2025-10-09

Start date

2025-11-01

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

Unilateral vocal fold paralysis, Recurrent nerve palsy, Laryngeal paralysis

Interventions

None listed

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Unilateral vocal fold paralysis diagnosed as recurrent nerve palsy (ICD-10 code G52.2), laryngeal or vocal fold paralysis (ICD-10 code J38.0) between January 1, 2023 and December 31, 2024

Exclusion criteria

Exclusion criteria: If the registrant is deemed unsuitable

Design outcomes

Primary

Measure	Time frame
Age, sex, disease causing unilateral vocal fold paralysis, age of onset, duration of disease, longest vocal duration, Voice Handicap Index, etc.	—

Countries

Japan

Contacts

Public Contacttomohiro hasegawa

Gifu university hospital Otorhinolaryngology and Head and Neck Surgery

hasetomo1982@gmail.com058-230-6000

Outcome results