due to previous neck surgery ( 34 percent ) , concomitant thyroid surgery ( 66 percent ) , and a high proportion of multiglandular parathyroid disease ( 43 percent ) , all patients ran a high risk of becoming hypoparathyroid , at follow-up , a mean of 28 months after operation , 32 patients had normal parathyroid function , 2 had hyper- and 1 had hypoparathyroid function .
C0030517
parathyroid disease
C0030518
parathyroid