Table 1.
Data of benign and malignant ovarian sex cord-stromal tumors
| Number (tumors/patients) | Patient age (years) | Mean size (cm) | Mean ADC value (×10−3 mm2/s) | |
|---|---|---|---|---|
| Benign | (28/29)# | |||
| Purely stromal tumors | ||||
| Fibroma | 10 | 50 (24–81) | 6.1 | 0.470 ± 0.389 |
| Cellular fibroma | 2 | 64 (59–68) | 5.2 | 0.794 ± 0.159 |
| Thecoma | 7 | 64 (48–86) | 10.2 | 1.207 ± 0.350 |
| Fibrothecoma | 6 | 55 (41–70) | 11.9 | 1.150 ± 0.275 |
| Sclerosing stromal tumor | 4 | 28 (26–30) | 5.2 | 2.291 ± 0.423 |
| Malignant | (13/13) | |||
| Purely sex cord tumors | ||||
| Granulosa cell tumor | 7 | 41 (27–55) | 13.2 | 0.694 ± 0.111 |
| Sex cord tumor with annular tubule | 1 | 26 | 2.4 | 0.975 |
| Mixed Sex cord-stromal tumors | ||||
| Sertoli-leydig tumor | 4 | 41 (22–56) | 13.0 | 1.009 ± 0.151 |
| Granulosathecoma | 1 | 70 | 8.0 | 0.773 |
# One of the 28 patients in benign group had bilateral ovarian sex cord-stromal tumors (fibroma and fibrothecoma)