Study Status: Completed
Recruit Status: Completed
Study Type: Observational
Official Title: Diagnostic Value of Immediate Postoperative Dose of Parathyroid Hormone as a Marker for the Occurrence of Hypoparathyroidism After Total Thyroidectomy: A Retrospective Obs
Brief Summary: The main objective of this study is to establish an optimal threshold Early parathormon (PTH) assay in order to exclude hypoparathyroidism , that is to say to obtain a negative predictive value of hypoparathyroidism highest possible.