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Table 4 The comparisons of EGFR activating mutations between primary lung adenocarcinomas and MC CSF samples

From: Evaluating the cerebrospinal fluid ctDNA detection by next-generation sequencing in the diagnosis of meningeal Carcinomatosis

CSF sample No.

Primary lung adenocarcinoma tissues

CSF samples

N10

EGFR 19Del

EGFR 19Del

N11

EGFR L858R

EGFR L858R, E709A, T790 M

N15

EGFR L858R

EGFR L858R

N16

EGFR L858R

EGFR L858R

N24

EGFR L858R

EGFR L858R

N31

EGFR 19Del

EGFR 19Del, T790 M