. Author manuscript; available in PMC: 2012 Oct 9.

Published in final edited form as: Surgery. 2009 Dec;146(6):1144–1155. doi: 10.1016/j.surg.2009.09.015

Table VI.

Results of operation

	n	%
Operative success in 163 patients^*	157	96
Long-term results
>6 months follow-up data available	129/163	79
Lost to follow-up	34/163	21
Mean length of follow-up (yrs) (± SEM)	6.55 (0.3)
Range (yrs)	0.5–12.76
Calcium status in follow-up (n = 129)
Hypercalcemic	10	8
Persistent	8
Recurrent (TTR 6 and 12 yrs)	2
Normocalcemic	105	81
Hypocalcemic^†	14	11
Autograft follow-up
Number placed	17/163	10
At time of NIH operation for HPT	9
In follow-up	8^‡
Result (follow-up available for 14 grafts)¹⁸
Hyperfunctioning	0
Functioning	3/14	21
Partially functioning	3/14	21
Failed	8/14	57

Abnormal parathyroid tissue found and/or resolution of hypercalcemia).

^†

Considered hypocalcemic if autograft was required in follow-up.

^‡

Two patients had 2 autografts placed.