1.
原发肿瘤的病理类型
Primary tumor pathological type
| Pathology | Cases | Percentage (%) |
| Breast cancer | 6 | 10.53 |
| Colorectal cancer | 15 | 26.32 |
| Kidney cancer | 6 | 10.53 |
| Thyroid cancer | 3 | 5.26 |
| Sarcoma | 9 | 15.79 |
| Germ cell tumors | 7 | 12.28 |
| Malignant melanoma | 1 | 1.75 |
| Cervical cancer | 4 | 7.02 |
| Endometrial cancer | 5 | 8.77 |
| Brain cancer | 1 | 1.75 |
| Total | 57 | 100.00 |