Table 3.

Levels of tumor biomarkers before and after osimertinib treatment

Biomarker	06-02-2020	07-02-2020	Reference range
NSE	166.6 μg/L	14.2 μg/L	< 16.3 μg/L
CYFRA211	122.6 μg/L	1. 7 μg/L	< 3.3 μg/L
CEA	1877 μg/L	90.09 μg/L	0-5 μg/L
CA19-9	2662 U/ml	111.90 U/ml	0-39 U/ml
CA125	562.2 U/ml	33.32 U/ml	0-35 U/ml
SCC	1.2 ng/ml	0.4 ng/ml	0-1.5 U/ml