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Table 3 KRAS mutational status of primary tumors and paired metastatic sites

From: Different metastatic pattern according to the KRAS mutational status and site-specific discordance of KRAS status in patients with colorectal cancer

KRAS status

No. of WT KRAS (P)

No. of MT KRAS (P)

No. of WT KRAS (M)

68

12a

No. of MT KRAS (M)

13a

50

  1. a Discordant cases.
  2. Abbreviations: WT, wild-type; P, primary tumors; MT, mutant-type; M, paired metastatic sites.