Elastography Interest in the Management of Thyroid Nodules

Inclusion Criteria: * Patient aged over 18 years old * Patient affiliated to social security or similarly regime * Patients referred for fine needle aspiration or surgery with one or more thyroid nodules Exclusion Criteria: * Patients with too much thyroid nodules or topography too imprecise to allow unambiguous correlation between echo/elastography data and histology/cytology data * Patients withan echography/elastography indications cons * Pregnant women and lactating mothers * Adult unable to express their consent * Ward of court or under guardianship * Person under legal protection * Person deprived of freedom by judicial or administrative decision * Person hospitalized without their consent