Table 2

Variants detected in patient tumour and metastasis and CTC lines

Patient	Variant	Tumour	CTC line	Metastasis
44	EGFR Q787Q	Yes	Yes	Yes
	KRAS G12V	Yes	No	Yes
	PIK3CA E545K	Yes	No	Yes
	BRAF V600E	No	Yes	No
45	EGFR Q787Q	Yes	Yes	Yes
	KRAS G12D	Yes	No	Yes
	BRAF V600E	No	Yes	No