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Table 3 Procedures and specimens of rebiopsy samples obtained from NSCLC patients with EGFR mutations

From: Frequency of EGFR T790M mutation and multimutational profiles of rebiopsy samples from non-small cell lung cancer developing acquired resistance to EGFR tyrosine kinase inhibitors in Japanese patients

Procedure and specimen Number
Surgery
 Brain 3
 Lung 2
 Autopsy 1
Biopsy
 Lung 15
 Lymph node 3
 Other 4
Fluid
 Pleural effusion 24
 Cerebrospinal fluid 8
 Cardiac effusion 1