Grading of Neuroendocrine Carcinomas: Correlation of ⁶⁸Ga-PET/CT Scan with Tissue Biomarkers

Table 3

Correlation between ATRX + DAXX and RB1 expression and ⁶⁸Ga-PET/CT or octreoscan positivity.

	^68Ga-PET/CT or octreoscan results
	Overall			Pancreatic		GI
	Negative (%)	Positive (%)	value	Negative (%)	Positive (%)	Negative (%)	Positive (%)
Overall	6 (66.7)	2 (33.3)		1 (33.3)	2 (66.7)	5 (100.0)	0 (0.0)
ATRX + DAXX
Negative	2 (33.3)	0 (0.0)	0.536	0 (0.0)	0 (0.0)	2 (40.0)	0 (0.0)
Positive	4 (66.7)	2 (100.0)		1 (100.0)	2 (100.0)	3 (60.0)	0 (0.0)
RB1
Negative	4 (66.7)	0 (0.0)	0.214	1 (100.0)	0 (0.0)	3 (60.0)	0 (0.0)
Positive	2 (33.3)	2 (100.0)		0 (0.0)	2 (100.0)	2 (40.0)	0 (0.0)

GI: gastrointestinal. -value was calculated on the overall number of patients.