the five patients selected for parathyroidectomy while on conservative treatment were clearly distinguishable from the rest of the patients in this group , on the basis of hypercalcaemia , massive elevation of serum parathyroid hormone and radiographic abnormalities , findings which did not occur in patients in whom parathyroid surgery had not been considered .
C0079989
parathyroidectomy
C0030518
parathyroid