Spectrometry of Cancerous Lesions of the Oral Cavity

Exclusion Criteria

• •patient :- Patients without national health insurance cover
• •Pregnant or breast-feeding women
• •Biopsies not feasible
• •* because of difficulty of exposure of the tumour
• •* tumour not accessible to the biopsy forceps,
• •* complications during the procedure making it impossible to do the biopsies (difficulties with ventilation)
• •Spectrometry not feasible
• •* If exposure is difficult, tumour not accessible to the spectrometry probe (for example, a hypopharyngeal tumour in a patient with limited mouth opening)
• •* In cases of anaesthesia complications, such as difficulties with ventilation
• •Lesions of the tonsils or lingual tonsil, suggesting lymphoma (exclusion of lymphoid tumours)
• •volunteers:- Persons without national health insurance cover
• •Pregnant or breast-feeding women
• •Presence of risk factors: alcohol-smoking
• •Presence of oto rhino laryngology functional symptoms