The NETest liquid biopsy is diagnostic for gastric neuroendocrine tumors: observations on the blood-based identification of microscopic and macroscopic residual disease

Table 2 Characteristics of post-total gastrectomy NETest-positive subjects (n = 3)

Subject #	GNEN Type	Surgical Pathology	Grade (Ki-67)	Post-surgery blood (years)	NETest score	Endoscopy^a	CT^a	⁶⁸Ga-SSA PET/CT^a
1	GNEC	pT1N0	G3 (50%)	2.3	27%	1 month: Negative^b	2 years: Negative^b	2 months: Negative^b
2	1	pT2mN1	G2 (10%)	3.2	27%	1.8 years: Negative^b	0 month: Negative^b	9 months: Negative^b
3	1	pT2mN1	G2 (3%)	0.65	40%	ND	ND	0 month: Negative^b

ND = not done/no data; ^a time between imaging (endoscopy, anatomical, functional) and blood draw for the NETest; Negative^b = Negative for NET; 0 month = blood taken just prior to imaging; Subject # = Subject number

ISSN: 1471-230X