Table 4.

FISH spots detected per CTC in a patient with an ALK-rearranged tumor depending on the step

CTC ID	Number of FA-FISH spots
	0.5 μm	0.6 μm	0.7 μm	0.8 μm
1	16	16	16	16
2	16	16	16	16
3	32	32	32	28
4	32	32	28	27
5	16	16	14	13
6	32	32	32	32
7	14	14	14	14
8	13	16	12	16
9	29	28	32	32
10	16	16	16	16
11	16	16	16	16
12	28	26	31	30
13	32	32	32	30
14	32	32	32	32
15	14	14	14	14
16	27	28	18	27
17	16	16	16	16
18	14	14	14	12
19	30	32	30	27
20	16	16	16	14
21	16	16	16	16
22	32	32	31	22
23	32	32	32	27
24	32	32	32	32
%a	79 %	92 %	75 %	58 %

Abbreviations: ALK anaplastic lymphoma kinase gene; CTC, circulating tumor cell; FISH, fluorescence in situ hybridization

^aPercentage of cases where a higher number of FISH spots were observed

The numbers in bold correspond to the highest number of spots for this CTC