| Primary Carcinoma Sites (N 82) | |
|---|---|
| Known Primary Carcinoma Sites 71 (86.6%) | |
| Lung | 17(23.94%) |
| Cholangiocarcinoma | 15(21.12%) |
| Hematogenous malignancy (excluding MM) | 7(9.85%) |
| Prostate | 6(8.45%) |
| Breast | 5(7.04%) |
| Thyroid | 3(4.22%) |
| MM | 3(4.22%) |
| Cervix | 3(4.22%) |
| Others (i.e. nasopharynx, rectum, ovary, liver) | 12(16.90%) |
| Unknown Primary Carcinoma Sites 11 (13.4%) | |
| Adenocarcinoma | 8(72.72%) |
| Squamous cell carcinoma | 2(18.18%) |
| Neuroectodermal carcinoma | 1(9.09%) |