Comparison of Five Parathyroid Scintigraphic Protocols

Table 1

Number of adenomas and hyperplastic glands and image findings for physician 1.

Patient number	Gland number	Weight (mg)	Findings for image set
			1	2	3	4	5
1	1	170	FN	FN	NA	FN	FN
1	2	570	TP	TP	NA	FN	TP
2	3	980	TP	TP	FN	FN	TP
3	4	830	TP	TP	FN	TP	TP
4	5	1280	TP	TP	FN	FN	TP
4	6	840	TP	FN	FN	FN	TP
4	7	2140	TP	TP	FN	FN	TP
5	8	NA	TP	TP	NA	FN	TP
6	9	1200	TP	TP	NA	FN	TP
7	10	960	TP	TP	TP	TP	TP
8	11	1880	TP	TP	TP	FN	TP
9	12	1160	FN	TP	FN	FN	FN
10	13	299	TP	TP	FN	FN	TP
11	14	200	FN	FN	FN	FN	FN
12	15	260	TP	TP	FN	FN	TP
13	16	570	TP	TP	TP	TP	TP
14	17	370	TP	TP	FN	FN	TP
15	18	300	TP	FN	NA	FN	FN
15	19	400	TP	TP	NA	FN	TP
15	20	NA	TP	TP	NA	FN	TP
16	21	510	TP	TP	NA	FN	TP
17	22	340	TP	TP	FN	FN	TP
18	23	NA	TP	TP	TP	FN	TP
19	24	420	FN	FN	TP	FN	FN
20	25	300	FN	TP	NA	FN	FN
20	26	NA	TP	TP	NA	FN	TP
21	27	520	TP	TP	NA	FN	TP
22	28	400	TP	TP	FN	FN	TP
23	29	550	TP	TP	TP	TP	TP
24	30	160	FN	FN	FN	FN	FN

TP: true positive for abnormal parathyroid gland; FN: false negative for abnormal parathyroid gland; NA: image set not available for patient.