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A Transoral Retropterygoid Approach to Resect Recurrent Nasopharyngeal Carcinoma

Endoscopic Transoral Retropterygoid Nasopharyngectomy in Recurrent Nasopharyngeal Carcinoma: a Prospective, Single-arm, Exploratory Trial

Status
UNKNOWN
Phases
NA
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT05432219
Enrollment
20
Registered
2022-06-27
Start date
2022-06-30
Completion date
2025-06-30
Last updated
2022-06-27

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

Conditions

Recurrent Nasopharyngeal Carcinoma

Brief summary

This is a a prospective, single-arm, and exploratory study of endoscopic resection of recurrent nasopharyngeal carcinoma via transoral retropterygoid approach.

Detailed description

The present study explored a novel transoral retropterygoid approach to resect recurrent nasopharyngeal carcinoma, aiming to investigate the effectiveness of this novel approach in the treatment of recurrent nasopharyngeal carcinoma. The primary end point was the margin-negative (R0) resection rate.

Interventions

PROCEDUREendoscopic surgery

endoscopic resection of recurrent nasopharyngeal carcinoma via the transoral retropterygoid nasopharyngectomy approach

Sponsors

Chinese Academy of Medical Sciences
CollaboratorOTHER
Eye & ENT Hospital of Fudan University
Lead SponsorOTHER

Study design

Allocation
NA
Intervention model
SINGLE_GROUP
Primary purpose
TREATMENT
Masking
NONE

Eligibility

Sex/Gender
ALL
Age
18 Years to No maximum
Healthy volunteers
No

Inclusion criteria

* Pathology or radiography confirmed recurrent nasopharyngeal carcinoma. * AJCC rT2-T4 which can be surgically removed. * No distant metastasis. * aged 18 or more than 18 years old. * With or without lymph node metastasis, which can be surgically removed. * No severe restricted mouth opening, and oral approach eligible. * Sufficient organ function. * With signed informed consent. * ECOG score 0-2, and general physical condition can tolerate general anesthesia surgery.

Exclusion criteria

* Primary nasopharyngeal carcinoma * The patient has surgical contraindications: such as severe cardiopulmonary disease and coagulation dysfunction, etc. * The patient has any situation that may hinder study compliance or the safety during the study period. * Suffer from uncontrolled disease which could interfere with treatment. * Uncontrolled active infection. * Pregnant or breastfeeding women * There are some other situations that are not suitable for entry into the study.

Design outcomes

Primary

MeasureTime frameDescription
Margin-negative (R0) resection rateonce the pathology results come out, up to 14 daysThe rate of the margin-negative resection of the nasopharyngeal carcinoma

Secondary

MeasureTime frameDescription
local recurrence-free survival (LRFS)From the date of enrollment to local recurrence or death, up to 2 yearsDuration of the local recurrence-free survival (LRFS) after surgery
Disease-free survival (DFS)From the date of enrollment to relapse or metastasis or death from any cause, up to 2 yearsDuration of the disease-free survival after surgery
Rate of a complete resection based on imaging findingswithin 7 days after surgeryThe rate of a complete resection based on postoperative imaging findings
bleeding volume in surgeryFrom the beginning to the end of the surgeryThe hemorrhage volume during surgery
Operating timeFrom the beginning to the end of the surgeryDuration of operating time
Surgery-associated restricted mouth openingat 30 days post surgeryThe rate of surgery-associated restricted mouth opening
quality of life-(EORTC QLQ) -C30 version3.0 using European Organisation for Research and Treatment of Cancer quality of lifeFrom the date of enrollment to the end of study, up to2 yearsusing European Organisation for Research and Treatment of Cancer quality of life questionaire(EORTC QLQ) - C30 version3.0. All of the scales and single-item measures range in score from 0 to 100. A high scale score represents a higher response leve
quality of life-(EORTC QLQ) -H&N35From the date of enrollment to the end of study, up to 2 years.using European Organisation for Research and Treatment of Cancer quality of life questionaire(EORTC QLQ)- H&N35,All of the scales and single-item measures range in score from 0 to 100. For all the scales and single-items a high score represents a high level of symptomatology or problems
surgery-associated adverse effectFrom the date of surgery to the end of study, up to 2 years.Using CTCAE Version5.0 to evaluate related adverse effect Using CTCAE Version5.0 to evaluate related adverse effect Using CTCAE Version5.0 to evaluate related adverse effect Using CTCAE Version 5.0 to evaluate surgery-associated adverse effect

Contacts

Primary ContactKun Du, MD,PhD
dkxuexihao@163.com+8618321921664

Outcome results

None listed

Source: ClinicalTrials.gov · Data processed: Feb 4, 2026