Table 1.

Patient and surgical characteristics

Subject #	Gender	Age	BMI	Disease	Previous treatment	Preop calcium (mmol/L)	Preop PTH (pmol/L)	Surgical procedure	Histology	Max diameter (mm)
1	F	67	34	PH	No	1.48	17.7	PAR right, thyroid biopsy, thyroidal cystectomy	Parathyroid adenoma	8
2	F	78	24	PH	Total thyroid resection	NA	17.8	PAR right, resection of thyroidal nodule right, parathyroid gland resection left	Parathyroid adenoma	9
3	F	58	27	PH	PAR	2.98	NA	Intermediastinal PAR, thymectomy	Parathyroid adenoma	20
4	M	48	31	PT	Parathyroid surgery (3x); thymectomy	2.76	8.7	Resection of 8 tissue fragments	Parathyromatosis	fragments < 21 mm
5	F	17	24	PH	No	2.71	11.4	Thyroid biopsy, subtotal parathyroidectomy	Parathyroid adenoma	11
6	M	58	26	PH	No	3.15	9.6	PAR left, resection suspected lymph nodes, resection left thyroid	Parathyroid adenoma, thyroid carcinoma	30
7	F	44	30	PH	No	2.7	231	PAR right, hemithyroidectomy right	Parathyroid carcinoma	30
8	F	60	23	PH	No	2.59	16.7	PAR left	Parathyroid adenoma	7
9	M	78	23	PH	No	2.78	23.8	PAR right	Parathyroid adenoma	22
10	F	52	33	PH	No	2.77	34.3	PAR right, hemithyroidectomy right, resection suspected nodes left, thymectomy	Parathyroid adenoma, ( 2) thyroid carcinoma	8; 4
11	F	49	18	PH	No	3.00	47.7	PAR retrosternal	Parathryroid adenoma	15
12	F	64	32	PH	No	2.59	14.5	PAR left	Parathryroid adenoma	15

BMI: Body-mass index; Preop: preoperative, PH: primary hyperparathyroidism; PT: parathyromatosis; PAR: parathyroid adenoma resection