Sentinel. Ambulatory. Oral Cavity. Oropharynx (S.A.C.O)

"The surgical procedure associated with the sentinel lymph node technique is carried out in two stages:~\- Lymphoscintigraphy at Day-1 : This is the identification of the lymphatic network of the patient by a prior injection of radioactive tracer, nanocolloids labeled with technetium99, around the primary tumor. A planar CT image acquisition is performed to identify the sentinel lymph nodes (Gs(s)) which are then marked on the skin with an indelible marker.~Surgery on D0:~The patient is admitted to the hospital at 7:00 am in outpatient unit. He is reviewed by the anesthetist before the intervention and is transferred to the operating room for the intervention under AG.~The main tumor is operated by mouth."