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Table 2 PET and histopathological findings in 26 patients with positive PET scan

From: FDG-PET scan in patients with clinically and/or radiologically suspicious colorectal cancer recurrence but normal CEA

No

PET/Location

SUV

Pathology

Location of RCRC

1*

Rectum

5.8

Tubulovillous adenoma

Rectum

2*

Rectum

8

MD invasive adeno ca

Rectum/P LN

3*

Liver

3.4

Colon SD adeno ca met

Liver

4*

Lung

8.6

Colon adeno ca met

Lung

5*

Rectum

1.8

MD mucinous adeno ca

Rectum

6*

Liver

8.2

Colon adeno ca met

Liver

7

Liver

6.3

MPD invasive adeno ca

Liver

8

Liver

5.5

MD invasive adeno ca

Liver

9

Liver

6.9

MPD invasive adeno ca

Liver/sigmoid/A LN

 

Mediastinum

3.8

No biopsy

 

10

Lung

1.8

Colon IT adeno ca met

Lung

 

Rectum

4.5

Inflammation/granulation

 

11

Rectum

4.8

MD invasive adeno ca

Rectum

 

AP LN

6.3

No biopsy

 

12

Multiple liver

6

Colon adeno ca met

Liver

13

Liver

3.8

Colon adeno ca met

Liver/AP LN/Ovary

 

AP LN

3.6

Colon adeno ca met

 

14

Liver

3.1

MD adeno ca met

Liver

15

Cecum

1.8

MD adeno ca

Cecum/A LN

16

Portal

2.9

Colon adeno ca met

Portal/Stomach wall

 

Upper A

6.1

Colon adeno ca met

 

17

Sigmoid/Rectum

8.2

Adeno ca

Sigmoid/Rectum

18

Rectum

5.4

MD adeno ca

Rectum

19

Right colon

11.4

MD adeno ca

Right Colon/A LN/Liver

 

A LN

6.3

Colon adeno ca met

 
 

Mediastinium

6.3

No biopsy

 

20

Rectum

12

MD adeno ca

Rectum

21

Rectum

3.2

Tubular adenoma

Rectum

22

Rectum

4.3

MD mucinous adeno ca

Rectum/Duodenum

 

Upper A

4

MD mucinous adeno ca

 

23*

Splenic Flexure

6.5

Acute inflammation

 

24*

Liver

3.1

Focal foreign body reaction

 
 

A LN

3.3

Acute inflammation

 

25*

Rectum

16.7

Acute inflammation

 

26*

Rectum

6.4

Acute inflammation

 
 

Bone

4.1

No biopsy

 
  1. RCRC: Recurrent CRC, MD: Moderately differentiated, MPD: Moderate to poorly differentiated, SD: Squamoid differentiation, IT: Intestinal type, LN: Lymph nodes, A: Abdominal, P: Pelvic, AP: Abdominopelvic, *: Studies done on PET/CT camera.