Table 1.
Characteristics of patients with a testicular germ cell tumor <10 mm from the Swiss Austrian German Testicular Cancer Cohort Study
| Overall | Seminoma | Nonseminoma | |
|---|---|---|---|
| Patients, n (%) | 25 (100) | 13 (52) | 12 (48) |
| Median tumor diameter, mm (range) | 8 (3–9) | 7 (3–9) | 8 (5–9) |
| Clinical stage, n (%) | |||
| Stage I without adjuvant chemotherapy | 17 (68) | 12 (92) | 5 (43) |
| Stage I with adjuvant chemotherapy | 3 (12) | 1 (8) | 2 (16) |
| Stage >I (metastatic disease) | 5 (20) | 0 (0) | 5 (41) |
| Preoperative tumor markers, n (%)a | |||
| Normal | 16 (64) | 11 (85) | 5 (41) |
| At least one elevated | 7 (28) | 0 (0) | 7 (59) |
| Missing | 2 (8) | 2 (15) | 0 (0) |
| Relapse of stage I, n (%)b | 2 (10) | 1 (8) | 1 (14) |
a
α-Fetoprotein, human chorionic gonadotropin, and lactate dehydrogenase.
b
Median follow-up 28 mo.