From: Real-time imaging of ipsilateral parathyroid glands by retrograde injection of methylene blue into the superior thyroid artery: a new intraoperative parathyroid protection method
Preoperation
(1 day before)
Postoperation
(2 days after)
P value
Parathyroid hormone (pg/ml)
56.32 ± 25.86
37.80 ± 26.42
< 0.001
Calcium ion (mmol/L)
2.32 ± 0.09
2.14 ± 0.13