The purpose of this study is to evaluate the evolution of quality of life and voice function with different questionnaires (VIH, SF36) before and after total thyroidectomy.

Inclusion Criteria:

• Adult over 18 years
• Notice to total thyroidectomy
• Thyroidectomy under cervicotomy or videoscopy
• Existence of a written informed consent of the patient
• Affiliation to a social security
• Possible follow-up for 6 months

Exclusion Criteria:

• Impossibility for the patient to complete the forms
• Impossibility to follow the patient patient with serious disease which impact the quality of life
• Medullary thyroid cancers
• Preoperative examination of vocal cords (if performed) finding a violation of the vocal cords
• Lack of monitoring possible during the 6 months after surgery
• Pregnant women or during lactation
• Minors and adults under guardianship

A prospective, non randomized, open, multicenter trial to evaluate quality of life (SF 36) and voice function (VHI questionnaire) before and after totalthyroidectomy