Table 1. Patient Characteristics.
| Initial Workup (n = 65) | |
|---|---|
| Age (years) | 69.7 ± 10.5 (range, 45–90) |
| Sex (n, %) | |
| Male | 38 (58.5) |
| Female | 27 (41.5) |
| Final diagnosis (n, %) | |
| Malignancy | 59 (90.8) |
| Intrahepatic cholangiocarcinoma | 24 (36.9) |
| CBD cancer | 11 (16.9) |
| GB cancer | 18 (27.7) |
| Perihilar cholangiocarcinoma | 6 (9.2) |
| Benignancy | 6 (9.2) |
| Xanthogranulomatous cholecystitis | 2 (3.1) |
| Papillary stenosis | 1 (1.5) |
| Dysplastic nodule of liver | 1 (1.5) |
| Tubular adenoma of GB | 1 (1.5) |
| CBD stones | 1 (1.5) |
| Interval between CT and PET/MRI (days) | 15.7 ± 13.9 (range, 0–60) |
| Interval between PET/MRI and surgery* (days) | 18.9 ± 19.3 (range, 0–60) |
| Follow-Up after Surgical Resection (n = 35) | |
| Age (years) | 67.5 ± 7.6 (range, 48–80) |
| Sex (n, %) | |
| Male | 26 (74.3) |
| Female | 9 (25.7) |
| Primary tumor (n, %) | |
| Intrahepatic cholangiocarcinoma | 14 (40.0) |
| CBD cancer | 11 (31.4) |
| Perihilar cholangiocarcinoma | 7 (20.0) |
| GB cancer | 3 (8.6) |
| Tumor recurrence site (n, %) | 27 (77.1) |
| Liver | 11 (31.4) |
| Local recurrence | 3 (8.6) |
| Liver and peritoneum | 2 (5.7) |
| Local recurrence and lymph node | 2 (5.7) |
| Peritoneum | 1 (2.9) |
| Lymph node | 1 (2.9) |
| Liver and lymph node | 1 (2.9) |
| Local recurrence and liver | 1 (2.9) |
| Local recurrence and peritoneum | 1 (2.9) |
| Local recurrence and lung | 1 (2.9) |
| Lymph node and peritoneum | 1 (2.9) |
| Local recurrence, liver, and peritoneum | 1 (2.9) |
| Local recurrence, liver, and lymph node | 1 (2.9) |
| Interval between CT and PET/MRI (days) | 17.7 ± 13.1 (range, 4–60) |
| Interval between the surgery for primary tumor and PET/MRI (months) | 19.0 ± 16.7 (range, 4–78) |
Unless otherwise indicated, data are numbers of patients. Data in parentheses are percentages. *This only includes 40 patients who underwent surgery. CBD = common bile duct, GB = gallbladder