PTH and adenoma: Intraoperative PTH measurement helps to assess the success of the surgery, which is determined by a drop in the PTH value of >50% from baseline, 10 minutes after excision (Miami Criteria) - in this case, the preoperative PTH values and at 10 minutes after the adenoma excision were 1009 and 210.5pg/mL, respectively, which attests to surgical success [4,5].