About this trial

Patients with oral cavity cancer treated by reconstructive surgery with a flap.

Patients will be treated in the study for :

* Experimental arm: Post-operative radiotherapy with flap sparing * Control arm: Standard post-operative radiotherapy without flap sparing (current practice) Radiotherapy by IMRT using photons or proton therapy (IMPT)

Eligibility criteria

Qualifiers

Patient aged 18 years or older

Performance Status 0-2

Patient with oral cavity cancer (soft tissue or soft tissue-bone flap), treated by reconstructive surgery with a flap. Oropharynx cancer whose flap extends significantly into the oral cavity may be included in the study

Quality of resection with margins > 1 mm

Disqualifiers

Local flap (small size limiting IMRT modulation potential)

History of radiotherapy of head and neck area

Metastatic disease

History of other malignancy within the previous 3 years (except for appropriately treated in-situ cervix carcinoma and non-melanoma skin carcinoma)

Trial design

Treatments tested in this trial

  • Standard post-operative radiotherapy without flap sparing (current practice)
  • Post-operative radiotherapy with flap sparing

Treatment groups

348 Participants
are divided into 2 treatment groups

Locations

25
Chu Amiens Amiens France
Institut de Cancérologie de l'Ouest Angers France
Centre François Baclesse Caen France
CHU CAEN Caen France

Sponsors and collaborators

Centre Francois Baclesse

Lead sponsor