Clinical role of 18F-fluorodeoxyglucose positron emission tomography/computed tomography in post-operative follow up of gastric cancer: Initial results

Table 1 Patient characteristics

Clinical characteristics	Data
Mean age (yr)	55.4
Gender
Male	15
Female	8
Mean time after operation to PET/CT exam	2 mo-10 yr; mean 25 mo
Mean follow up time after PET/CT exam	5-18 mo; mean 9 mo

Table 2 PET/CT findings in 14 patients with positive PET/CT scans

No.	PET/CT findings	SUV max	Pathology of resected GC	Interval time
1	Retroperitoneal lymph nodes	6.0	MPD tubular adeno ca and mucinous adeno Ca	12 mo
2	Retroperitoneal lymph nodes	5.2	PD adeno ca and signet-ring cell Ca	3 mo
	Supraclavicular lymph nodes	6.6
	Osseous metastasis	3.8
3	Esophageal carcinoma	14.2	MPD adeno Ca	10 yr
4	Anastomosis recurrence with pancreas involvement	5.6	PD adeno Ca	5 mo
5	Osseous metastasis	2.5	MPD adeno Ca	25 mo
6	Liver metastasis	7.2	MPD signet-ring cell Ca	15 mo
7	Greater omentum lymph nodes	1.3	PD signet-ring cell Ca	8 mo
8	Abdominal wall metastasis	2.5	PD signet-ring cell Ca	24 mo
	Ovarian metastasis
9	Liver metastasis	5.3	PD adenosquamous Ca	3 mo
	Intraperitoneal lymph nodes	17.6
10	Abdominal wall metastasis	3.2	MPD adeno Ca	24 mo
11	Intraperitoneal lymph nodes	7.7	MPD adeno Ca	36 mo
12	Brain metastasis	8.1	PD adeno Ca	6 mo
13	Osseous metastasis	12.6	MPD adeno Ca	20 mo
	Retroperitoneal lymph nodes	7.0
14	Anastomosis recurrence	4.3	MPD adeno Ca	5 mo

MPD: Moderately to poorly differentiated; PD: Poorly differentiated; GC: Gastric cancer; Interval time: Time period from operation to PET/CT scan; Ca: Carcinoma.