Prophylactic Infusion of Calcium Gluconate Reducing the Rate of Hypocalcaemia After Total Thyroidectomy

Research question: Does prophylactic intravenous calcium infusion reduces the rate of post-total thyroidectomy hypocalcaemia? This study will conduct in UMMC endocrine surgery unit with the target population who scheduled for total thyroidectomy in UMMC between 1/6/2020-1/6/2022.