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Multicenter Phase II Study of Sentinel Node Detection in Squamous Cell Carcinoma T1-T2N0 of the Oropharynx Treated With Radiotherapy and Larynx Treated by Surgery, Laser or Robot

Multicenter Phase II Study of Sentinel Node Detection in Squamous Cell Carcinoma T1-T2N0 of the Oropharynx Treated With Radiotherapy and Larynx Treated by Surgery, Laser or Robot

Status
UNKNOWN
Phases
Phase 2
Study type
Interventional
Source
ClinicalTrials.gov
Registry ID
NCT03010553
Acronym
GS-OROPHARYNX
Enrollment
100
Registered
2017-01-05
Start date
2008-02-29
Completion date
2017-12-31
Last updated
2017-01-05

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

Conditions

Head and Neck Cancer

Brief summary

Fifty patients with squamous cell carcinoma of the larynx T1 or T2N0 will therefore have a 99mTc lymphoscintigraphy per operative. The identified sentinel node will be removed along with the other lymph nodes of the selective group II and III recess. Sentinel lymph node staging alone and complete dissection with routine anatomical pathology will be compared If this technique is reliable it will make a therapeutic de-escalation in the treatment of small tumors of the larynx by limiting the ganglionic gesture in the patients whose sentinel node is free from metastasis and also to better choose the treatment in case of lymph node involvement

Interventions

PROCEDUREDetection and resection of sentinel lymph node

Sponsors

Gustave Roussy, Cancer Campus, Grand Paris
Lead SponsorOTHER

Study design

Allocation
NON_RANDOMIZED
Intervention model
PARALLEL
Primary purpose
TREATMENT
Masking
NONE

Eligibility

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

Inclusion criteria

1. Squamous cell carcinoma T1 or T2 of the oropharynx or larynx, clinical and computed tomography, M0, 2. previously untreated patient, without further concomitant localization, 3. patient over age 18 with no upper age limit, general condition WHO 0 or 1, life expectancy greater than 2 years, 4. on the cervical tomodensitometric assessment with injection of contrast agent: absence of adenomegaly suspicious of metastasis = ganglion of size less than one centimeter and 1.5 cm for group IIa, ovoid, homogeneous, not taking the contrast product And no signs of peri-ganglion invasion (fatty hyperdensity, vascular adhesion), absence of ganglionic grouping (\> 3) 5. Untreated patient outside a biopsy excision (melanoma experiment), 6. Possibility of realizing an IMRT 7. Informing the patient and signing informed consent.

Exclusion criteria

1\) Patient already treated for this tumor outside a biopsy excision, 2) Contraindications to radiotherapy, scintigraphy or procedure, allergy to Rhenium sulphide or 99m Technetium 3) History of epidermoid carcinoma of VADS 4) Pregnant woman, likely to be pregnant or nursing, (5) Persons deprived of their liberty or under guardianship, 6) Impossibility to submit to the medical follow-up of the trial for geographical, social or psychological reasons. 7\) Patient who underwent cervical surgery for any cause 8) Patient with cervical radiotherapy 9) Patient unable to undergo cervical lymph node dissection 10) Patient treated for another cancer outside the VADS within a period of less than 6 months.

Design outcomes

Primary

MeasureTime frame
Reliability of the sentinel lymph node techniqueUp to 24 months

Countries

France

Contacts

Primary ContactAntoine MOYA PLANA, MD
antoine.moyaplana@gustaveroussy.fr0142114603

Outcome results

None listed

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