Clinical impact of FDG PET-CT on management decisions for patients with primary biliary tumours

Insights into Imaging

Table 1 PET-CT findings in comparison to CT/MRI for scans performed for initial staging and re-staging following chemotherapy. The findings on PET-CT compared with findings on CT/MRI are presented as a fraction of the total number of cases in each category

CT/MR imaging for disease resectability at initial staging	PET-CT negative	PET-CT indeterminate	PET-CT positive	PET-CT false-negative	PET-CT false-positive
Resectable
GBC	5/27	0/27	8/27	3/27	0/27
CC	37/67	2/67	10/67	3/67	1/67
Total	42/94	2/94	18/94	6/94	1/94
Indeterminate
GBC	0/27	1/27	1/27	0/27	1/27
CC	2/67	0/67	1/67	0/67	0/67
Total	2/94	1/94	2/94	0/94	1/94
Suspected unresectable
GBC	0/27	0/27	8/27	0/27	0/27
CC	0/67	0/67	10/67	1/67	0/67
Total	0/94	0/94	18/94	1/94	0/94