Table 3

Concordance between serum HER2 status and HER2 status of CTCs


CTC HER2 negative
CTC HER2 positive
Total

Serum HER2 positive
3
5
8
Serum HER2 negative
10
3
13
Total
13
8
21a

aConcordance is 71%. CTC, circulating tumor cell; HER, human epidermal growth factor receptor.

Fehm et al. Breast Cancer Research 2007 9:R74   doi:10.1186/bcr1783