Relative Perfusion Differences between Parathyroid Adenomas and the Thyroid on Multiphase 4DCT

Table 1

Overview of the different perfusion values of parathyroid adenomas vs normal thyroid tissue: Blood Flow (BF), Blood Volume (BV), Mean Transit Time (MTT), Tmax, Permeability–Surface area product (PS). ().

Case	BF parathyroid; (mL/100 g; /min)	BF; thyroid; (mL/100 g/; min)	BV parathyroid; (100 g/; min)	BV thyroid; (100 g/; min)	MTT parathyroid; (s)	MTT thyroid; (s)	Tmax parathyroid; (s)	Tmax thyroid; (s)	PS parathyroid (mL/min/; 100 mL)	PS thyroid (mL/min/; 100 mL)
1	391.0	270.1	42.4	16.7	6.6	4.4	4.1	5.1	96.1	30.6
2	491.8	257.2	18.4	9.5	2.3	2.2	4.3	5.4	113.9	65.9
3	795.7	460.7	26.4	16.5	1.9	2.2	3.9	6.4	78.7	35.0
4	601.4	500.0	31.9	19.4	2.5	2.7	4.7	7.0	15.9	27.6
5	437.5	286.5	15.4	13.6	2.2	3.0	5.7	6.0	31.5	42.8
6	479.2	261.2	17.3	8.8	2.4	2.0	6.9	8.4	55.6	36.7
7	261.0	210.4	12.0	7.6	3.9	2.7	5.2	8.6	37.0	41.8
8	689.6	413.2	26.0	17.4	2.3	2.6	3.7	5.0	58.1	52.5
9	522.4	236.0	37.7	22.5	4.8	6.0	5.6	4.1	56.3	59.1
10	211.2	194.0	31.9	27.4	9.3	8.7	3.4	2.9	62.8	41.5
11	558.1	399.2	22.2	20.1	2.6	3.2	5.0	4.5	76.1	19.9
12	620.7	559.6	21.0	20.2	2.0	2.2	3.2	4.7	34.2	53.0
13	618.8	276.7	24.8	22.5	2.5	5.0	5.3	3.9	79.9	21.6
14	406.4	283.4	14.6	12.7	2.2	3.0	6.9	5.6	57.0	57.1
15	285.5	186.8	14.0	14.0	3.3	7.2	6.0	6.3	12.5	52.8
16	423.4	245.5	23.3	19.9	3.6	6.0	6.0	4.6	52.5	61.5
17	212.8	164.3	28.0	15.8	8.6	5.8	6.9	5.7	53.6	53.5
18	266.3	219.2	23.2	7.4	5.4	2.1	1.4	6.2	2.7	74.6
19	665.0	356.4	28.4	13.7	2.6	2.3	5.1	7.2	69.9	61.4
Mean	470.4	304.2	24.1	16.1	3.7	3.9	4.9	5.7	55.0	46.8
St Dev	171.8	112.6	8.0	5.5	2.2	2.0	1.4	1.5	28.4	15.4