Persistent CT nephrograms following cardiac catheterisation and intervention: initial observations

Insights into Imaging

Table 2 Nephrogram parameters

	Focal^a		Global^b	Cortical and medullary HUs				24-h total iodine
Patient number	RK	LK	(Both kidneys)	Rt cortex	Left cortex	Rt medulla	Left medulla	RK iodine total (mg)	LK iodine total (mg)
1	1	0	0	59	61	43	31	269.44	247.68
2	0	0	+	78.5	89.6	55	55.6	256.94	266.05
3	0	1	0	52	34.6	32	41	269.9	324.69
4	0	0	+	69	64	42.5	48	277.43	346.08
5	0	0	0	59	56	43	57	109.02	117
6	0	(-)	0	43.1	(no LK)	46	(no LK)	228.61	(no LK)
7	0	0	++	71.4	65.1	44.6	43.1	444.04	401.17
8	0	1	0	48	33	32	33	207.66	208.96
9	0	0	+	82	67	84	70	194.41	205.98
10	0	0	0	36	32	23	22	141.12	146.05
11	0	0	0	52	60	50	52	133.28	89.86
12	2	2	++	81	91	41	44	518.67	458.74
13	0	0	0	43.7	53.9	37.5	47.1	136.97	128.58
14	1	1	++	153	135	70	56	387.87	364.42
15	0	0	+	73	66.7	38	35	191.09	184.62
16	0	0	0	28.7	48	46.1	43	152.15	135.66
17	0	0	0	40	48	21	37	139.1	91.09
18	0	0	+	75.8	73.2	37	39.8	264.52	254.07
19	1	0	0	60	46	36	38	261.07	223.48
20	0	0	0	43	33.8	31.2	21.2	208.93	209.56
21	0	0	0	35.4	39.6	29.8	37.8	196.64	192
22	2	2	+	76	68	41	39	491.18	538.82
23	0	0	++	73	93	57	78	366.73	405.28
24	1	0	0	36	32	34	28	185.25	183.61
25	1	2	+	75	69	42	44	374.81	368.83
26	0	0	0	39	47	46	41	127.12	117.95
27	0	0	0	35	38	32	36	105.98	110.01
28	5	5	++	80	72	40	60	654.74	655.83
29	0	0	+	77	65	48	45	312.07	308.93