Table 2 Restaging of patients on PET/CT and burden of disease (in terms of size and metabolic activity, i.e., SUVmax)
From: Impact of 18F FDG PET/CT on management of incidental gallbladder carcinoma
Patient no. | Time between surgery and PET/CT scan (in weeks) | PET/CT findings (positive/negative) | Local/residual disease/liver infiltration | Size (cm) | SUVmax | Regional lymph nodes | Number of regional lymph nodes (1–3/ ≥ 4) | Size of largest (cm) | SUVmax | Distant site of metastases | Location (largest) | Size | SUVmax |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
1 | 8 | + | – | – | – | Peripancreatic, celiac | ≥ 4 | 1.4 × 1.0 | 7.7 | Abdominal, retroperitoneal, left supraclavicular lymph nodes and pulmonary nodules | Gastrohepatic lymph node | 1.4 × 0.8 | 10.8 |
2 | 6 | − | – | – | – | – | – | – | – | – | |||
3 | 7 | + | Infiltration into liver | 2.7 × 3.1 | 12.1 | Periportal | 2 | 1.1 × 1.0 | 5.3 | Right cervical level Vb, mediastinum & periportal lymph nodes, port site, peritoneal, mesenteric deposits | Port site | 3.5 × 2.8 | 12.0 |
4 | 12 | + | Infiltration into liver | 3.1 × 2.0 | 6.1 | – | – | – | – | – | – | – | – |
5 | 8 | + | Infiltration into liver | 2.8 × 2.6 | 8.5 | – | – | – | – | – | – | – | – |
6 | 10 | + | Infiltration into liver | 3.2 × 2.1 | 9.3 | – | – | – | – | – | – | – | |
7 | 7 | − | – | – | – | – | – | – | – | – | – | – | |
8 | 10 | − | – | – | – | – | – | – | – | – | – | – | |
9 | 10 | + | Infiltration into liver | 2.7 × 2.6 | 8.1 | – | – | – | – | – | – | – | – |
10 | 8 | − | – | – | – | – | – | – | – | – | – | – | – |
11 | 9 | − | – | – | – | – | – | – | – | – | – | – | – |
12 | 12 | − | – | – | – | – | – | – | – | – | – | – | – |
13 | 12 | + | Infiltration into liver | 2.6 × 2.5 | 11.5 | – | – | – | – | Abdominal, mesenteric and retroperitonal lymph nodes, bilateral adrenal deposits | Portocaval lymph node & left adrenal | 1.1 × 1.0 & 1.4 × 1.3 | 4.1 & 4.9 |
14 | 12 | + | Infiltration into liver | 4.7 × 5.2 | 11.3 | Cystic, portal | 3 | 1.3 × 1.1 | 4.2 | Omental deposits | – | 2.5 × 2.3 | 5.6 |
15 | 10 | − | – | – | – | – | – | – | – | – | |||
16 | 10 | + | Infiltration into liver | 3.1 × 2.7 | 10.2 | – | – | – | – | Aortocaval lymph node | Aortocaval lymph node | 1.1 × 1.0 | 10.2 |
17 | 8 | + | Infiltration into liver | 2.3 × 28 | 8.4 | – | – | – | – | – | – | – | – |