Effect of Medialization thyroplasty with silicone block on Glottic airway anatomy in unilateral vocal fold paralysis

Status

Active, not recruiting

Phases

Unknown

Study type

Observational

Source

TCTR

Registry ID

TCTR20210902007

Enrollment

Registered

2021-09-02

Start date

2021-10-01

Completion date

Unknown

Last updated

2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Airway diameter in post medialization thyroplasty patient Medialization thyroplasty, vocal fold paralysis, glottic airway

Interventions

Sample size 10 , S/P thyroplasty at least 3 months CT larynx,CT larynx data of patient in KCMH, sex-matched, age-matched with sample size N 40

Other,Other

Post thyroplasty patients,CT larynx of normal population

Eligibility

Sex/Gender

All

Age

18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1. Post medialization thyroplasty performed in Chulalongkorn hospital at least 3 months 2. Well Thai languange communication 3. Age over 18

Exclusion criteria

Exclusion criteria: 1. Pregnancy 2. Claustrophobia 3. Cannot communicate 4. Other laryngeal disorder, eg. tumor, cancer

Design outcomes

Primary

Measure	Time frame
Interarytenoid distance 2 years Measure diameter from CT scan	—

Secondary

Measure	Time frame
Subglottic diameter, vocal length 2 years Measure diameter from CT scan	—

Countries

Thailand

Contacts

Public ContactNarueporn Siriprapanukul

Faculty of medicine, Chulalongkorn University

ernern.ss@gmail.com0851395989

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026