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A retrospective study on the effect of resection, laser treatment, and risk factors for malignant transformation and postoperative recurrence in vocal fold leukoplakia

A retrospective study on the effect of resection, laser treatment, and risk factors for malignant transformation and postoperative recurrence in vocal fold leukoplakia - A retrospective study on the effect of resection, laser treatment, and risk factors for malignant transformation and postoperative recurrence in vocal fold leukoplakia

Status
Active, not recruiting
Phases
Unknown
Study type
Unknown
Source
JPRN
Registry ID
JPRN-UMIN000039545
Enrollment
39
Registered
2020-02-20
Start date
2019-08-01
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 leukoplakia

Interventions

None listed

Sponsors

Nihon University Hospital
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Those that meet all of the following criteria Vocal cord leukoplakia Age: 20 years old or older, less than 90 years old Gender: both gender They were the first to undergo surgery for the above disease at Nihon University Hospital. Surgery involves both tissue sampling and resection of the lesion and Ho; YAG laser treatment

Exclusion criteria

Exclusion criteria: Diagnosis of pathological carcinoma in situ and invasive carcinoma and those who have previous treatment

Design outcomes

Primary

MeasureTime frame
The postoperative recurrence rate of vocal fold leukoplakia—

Secondary

MeasureTime frame
Gender, age, drinking history, smoking history, pathological diagnosis, pharyngolaryngeal reflux, unilateral or bilateral vocal cord lesions, lesion length relative to the total length of the vocal cords, postoperative follow-up period, presence or absence of inferior surface lesions, associative lesions Presence/absence of laryngeal expansion—

Countries

Japan

Contacts

Public ContactHisashi Hasegawa

Nihon University Hospital Otorhinolaryngology and Head and Neck Surgery

hasegawa.hisashi@nihon-u.ac.jp0332931711

Outcome results

None listed

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