TABLE 1.
Patient demographics and treatment patterns.
| No. | Sex, age | Primary tumor | Target lesion | Irradiation technique | Dose and fractionation | Prescription isodose† |
| L1 | f, 38 | Breast cancer | Lung metastasis | 3DCRT | 15 Gy ×3 | 65% |
| (segment 8 left) | (8 beams, FFF) | |||||
| L2 | f, 69 | NSCLC | primary | 3DCRT | 15 Gy ×3 | 65% |
| (segment 3 left) | (8 beams, FFF) | |||||
| L3 | f, 59 | NSCLC | Lung metastasis | 3DCRT | 15 Gy ×3 | 65% |
| (segment 9 right) | (9 beams, FFF) | |||||
| H1 | f, 56 | Breast cancer | Liver metastasis (segment IVa/VIII) | IMRT – VMAT | 7.5 Gy ×8 | 80% |
| (3 arcs, FF) | ||||||
| H2 | m, 76 | HCC | Liver metastasis | IMRT – VMAT | 15 Gy ×3 | 65% |
| (segment VII) | (2 arcs, FF) | |||||
| H3 | m, 74 | HCC | Liver metastasis (segment VI) | IMRT – VMAT | 7.5 Gy ×8 | 80% |
| (2 arcs, FFF) | ||||||
| H4 | m, 48 | Pancreas | Liver metastasis (segment VI/VII) | IMRT – VMAT | 15 Gy ×3 | 65% |
| (2 arcs, FFF) | ||||||
| H5 | m, 53 | Prostate | Liver metastasis (segment VI) | IMRT – VMAT | 6 Gy ×6 | 80% |
| (2 arcs, FF) | ||||||
| H6 | m, 62 | Pancreatic NEC | Liver metastasis (segment VIII) | IMRT – VMAT | 9 Gy ×3 | 80% |
| (2 arcs, FF) | ||||||
| H7 | f, 54 | Breast cancer | Liver metastasis (segment IVa) | IMRT – VMAT | 15 Gy ×3 | 65% |
| (2 arcs, FFF) |
†PTV-encompassing isodose. 3DCRT, 3D conformal radiotherapy; FF, flattening filter; FFF, flattening filter free; HCC, Hepatic cellular carcinoma; IMRT, intensity modulated radiotherapy; NSCLC, Non-small lung cancer; PTV, Planning Target Volume; VMAT, volumetric arc therapy.