Regarding the preoperative calcium dosage, the examination was routinely performed in all the claims examined and proved to be a useful parameter for assessing the quality of the preoperative process; in the context of the prevention and management of post-surgical hypoparathyroidism, the dosage of the parathyroid hormone could be a further useful examination for the implementation of the preoperative path since it would allow the early identification of patients at greater risk of developing the complication [23]. Here, PTH is linked to hypoparathyroidism.