Table 2 Relationship of the 18F-FDG uptake pattern and colonoscopy pathology and follow-up results
Lesion | n | 18F-FDG Uptake | |||
|---|---|---|---|---|---|
Focal | Segmental | Diffuse | No uptake | ||
Cancerous lesions | 66 | 58 | 3 | 5 | 0 |
Precancerous lesions | Â | Â | Â | Â | Â |
 High grade | 10 | 9 | 1 | 0 | 0 |
 Low grade | 43 | 33 | 4 | 1 | 5 |
Benign lesions | Â | Â | Â | Â | Â |
 Hyperplastic polyp | 12 | 4 | 0 | 1 | 7 |
 Inflammatory lesions | 28 | 5 | 14 | 9 | 0 |
Physiologic uptake | 214 | 46 | 48 | 120 | 0 |
Total | 373 | 155 | 70 | 136 | 12 |