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Table 4 Incidence of central nervous system relapses as the only manifestation of disease progression in breast cancer patients according to the detection of cytokeratin 19 mRNA-positive cells in peripheral blood

From: Central nervous system relapse in patients with breast cancer is associated with advanced stages, with the presence of circulating occult tumor cells and with the HER2/neu status

Cytokeratin 19 mRNA cells

CNS relapses (n = 40)

P value

 

n

Percentage

 

Positive (n = 78)

26

33.3

0.004

Negative (n = 414)

14

3.4