2.
配对血液与肿瘤组织样本EGFR基因检测结果不一致病例
Inconsistent results of EGFR mutation detection in matched blood and tumor tissue specimen
| Group | Blood | Tissue | No. of sample |
| Pre-therapy group (n=13) | 19Del T790M | 19Del | 2 |
| L858R T790M | L858R | 1 | |
| L858R | 19Del L858R | 1 | |
| 19Del L858R | L858R | 1 | |
| Wild type | 20-INS | 1 | |
| Wild type | L858R | 2 | |
| Wild type | 19Del | 5 | |
| Targeted therapy group (n=12) | 19Del T790M | 19Del | 5 |
| L858R T790M | L858R | 1 | |
| Wild type | 19Del | 1 | |
| Wild type | L858R | 3 | |
| Wild type | 19Del L858R | 1 | |
| Wild type | 19Del T790M | 1 | |
| Chemotherapy group (n=9) | Wild type | G719X | 1 |
| Wild type | L858R | 1 | |
| Wild type | 19Del | 4 | |
| Wild type | 19Del T790M | 3 |