Table 1.
Clinical features of 17 included cases of primary epididymal adenocarcinoma.
| Variables | Number (%#) |
|---|---|
| Age | |
| Range | 27–81 yr |
| Mean | 58 yr |
| ≤50 yr | 5 (31.3) |
| >50 yr | 11 (68.8) |
| Unknown case | 1 |
| History | |
| Range | 0.5–480 mo |
| ≤6 mo | 4 (50) |
| >6 mo, ≤ 2 yr | 2 (25) |
| >2 yr | 2 (25) |
| Unknown case | 9 |
| Clinical presentation | |
| Swelling or mass | 12 (80) |
| Scrotal pain or discomfort | 5 (33.3) |
| Incidental finding | 1 (6.7) |
| Flank and lower abdominal discomfort | 1 (6.7) |
| Infertility | 1 (6.7) |
| Unknown case | 2 |
| Side | |
| Left | 4 (36.4) |
| Right | 7 (63.6) |
| Unknown case | 6 |
| Maximum diameter | |
| Range | 0.4–7 cm |
| Mean | 3.3 cm |
| Unknown case | 3 |
| Hydrocele | |
| Yes | 5 (38.5) |
| No | 8 (61.5) |
| Unknown case | 4 |
| Stage | |
| No metastasis | 7 (41.2) |
| RLN metastasis | 7 (41.2) |
| Distant metastasis | 6 (35.3) |
| Both of RLN and distant metastasis | 3 (17.6) |
| Distant metastatic site | |
| Lung | 3 (50) |
| Bone | 2 (33.3) |
| Abdominal organ | 2 (33.3) |
#The proportion is calculated in the cases which can offer relevant data. RLN: regional lymph node (including retroperitoneal and pelvic lymph node).