Table 2.
Clinical-radiological variables and histological features of ampullary tumors
| Patients | US | CT-scan | MRI | L-EUS | Endoscopic imaging + biopsies | Surgery | Definitive staging and histology |
| 1 | Not done | Neg | Suspicion:dilation CBD + WD | T2N0 | Visible lesion 1.6 cm-HGD | DCP | PT2N0, ADK |
| 2 | Uncertain | Neg | Suspicion:dilation CBD + WD | T2N0 | Visible lesion 2.0 cm-HGD | DCP | PT2N1, ADK |
| 3 | Not done | Neg | Suspicion:dilation CBD + WD | T2N0 | Visible lesion 1.8 cm-HGD | DCP | PT2N0, ADK |
| 4 | Not done | Not done | Suspicion:dilation CBD + WD | T2N0 | Visible lesion 2.0 cm -HGD | DCP | PT2N0, ADK |
| 5 | Not done | Not done | Suspicion:dilation CBD + WD | T2N0 | Visible lesion 1.5 cm-HGD | DCP | PT2N0, ADK |
| 6 | Neg | Neg | Neg | T1N0 | Visible lesion 2.0 cm-LGD | EMR | PT1N0, LGD |
| 7 | Not done | Neg | Neg | T1N0 | Visible lesion 2.0 cm-LGD | EMR | PT1N0, LGD |
| 8 | Neg | Not done | Neg | T2N0 | Visible lesion 2.0 cm -HGD | SA | PT1N0, HGD |
| 9 | Neg | Neg | Suspicion:dilation CBD | T2N0 | Visible lesion 2.0 cm-ADK | DCP | PT2N0, ADK |
| 10 | Neg | Neg | Neg | T2N0 | Visible lesion 2.0 cm HGD | DCP | PT2N0, ADK |
| 11 | Neg | Neg | Suspicion:dilation CBD + WD | T2N0 | Visible lesion 2.0 cm-ADK | DCP | PT2N0, ADK |
| 12 | Neg | Neg | Suspicion:dilation CBD + WD | T2N0 | Visible lesion 2.6 cm-ADK | DCP | PT2N1, ADK |
| 13 | Not done | Neg | Neg | T1N0 | Visible lesion 1.5 cm-LGD | SA | PT1N0, LGD |
| 14 | Neg | Not done | Suspicion:dilation CBD | T2N0 | Visible lesion 2.5 cm-ADK | DCP | PT2N0, ADK |
| 15 | Neg | Not done | Suspicion:dilation CBD | T2N1 | Visible lesion 2.0 cm-HGD | DCP | PT2N0, ADK |
| 16 | Neg | Uncertain | Suspicion:dilation CBD | T2N1 | Visible lesion 2.0 cm-HGD | DCP | PT2N0, ADK |
| 17 | Neg | Neg | Suspicion:dilation CBD | T2N1 | Visible lesion 2.0 cm-ADK | DCP | PT2N0, ADK |
| 18 | Neg | Neg | Suspicion:dilation CBD | T2N1 | Visible lesion 1.5 cm-ADK | DCP | PT2N1, ADK |
| 19 | Not done | Neg | Suspicion:dilation CBD + WD | T2N1 | Visible lesion 2.0 cm-ADK | DCP | PT2N1, ADK |
| 20 | Neg | Neg | Suspicion:dilation CBD | T1N0 | Visible lesion 1.5 cm-HGD | DCP | PT2N0, ADK |
| 21 | Not done | Neg | Neg | T2N1 | Visible lesion 2.0 cm-ADK | DCP | PT2N0, ADK |
| 22 | Not done | Not done | Suspicion:dilation CBD | T2N0 | Visible lesion 2.5 cm-not available | DCP | PT1N0, HGD |
| 23 | Uncertain | Neg | Suspicion:dilation CBD + WD | T2N1 | Visible lesion 2.5 cm-ADK | DCP | PT2N1, ADK |
| 24 | Neg | Neg | Suspicion:dilation CBD + WD | T2N1 | Visible lesion 2.0 cm-ADK | SA due to age | PT2N0, ADK |
ADK: Adenocarcinoma; CBD: Common bile duct; DCP: Duodeno-cephalo-pancreasectomy; HGD: High grade dysplasia; LGD: Low grade dysplasia; Neg: Negative for ampullary tumor; SA: Surgical ampullectomy; WD: Wirsung duct; US: Ultrasound; CT: Computed tomography; MRI: Magnetic resonance imaging; L-EUS: Linear endoscopic ultrasound; EMR: Endoscopic mucosal resection.