Table 4. Reproductive tumor and tumor-like lesions in pet rabbits.
| Type of lesions | Number of cases (% of total) | Median* / Mean† age in years (range) | Affected areas |
|---|---|---|---|
| Tumor | |||
| Uterine adenocarcinoma | 18 (43.90) | 7/6.91 (4.1–10) | Uterus |
| Luteoma | 3 (7.32) | 5.9/4.3 (1–6) | Ovary |
| Interstitial cell tumor (Leydig cell tumor) | 7 (17.07) | 8/7.6 (6–9) | Testis |
| Leiomyosarcoma | 4 (9.76) | 7/6.75 (4–9) | Uterus |
| Leiomyoma | 2 (4.88) | 3.5 (3–4) | Uterus |
| Uterine adenoma | 1 (2.44) | 5.9 | Uterus |
| Papillary adenoma | 2 (4.88) | 6 (6–6) | Ovary, oviduct, uterus |
| Soft tissue sarcoma | 2 (4.88) | 6.7 (6.7–6.7) | Ovary, uterus |
| Myxosarcoma | |||
| Fibrosarcoma | |||
| Seminoma | 1 (2.44) | 3 | Testis |
| Sertoli cell tumor | 1 (2.44) | 9 | Testis |
| Total | 41 | 6.15/6.55 (1–10) | Ovary, oviduct, uterus, testis |
| Tumor-like | |||
| Cystic endometrial hyperplasia | 21 (75) | 4.05/4.42 (1–8.7) | Uterus |
| Follicular cyst | 2 (7.14) | 1.65 (1.3–2) | Ovary |
| Uterine papillary hyperplasia | 1 (3.57) | 2.6 | Uterus |
| Persistent corpus luteum | 1 (3.57) | 1.3 | Ovary |
| Severe necrotic suppurative endometritis | 1 (3.57) | 5 | Uterus |
| Testicular atrophy | 1 (3.57) | 6 | Testis |
| Calcification | 1 (3.57) | 9 | Ovary |
| Total | 28 | 4/4.29 (1–9) | Ovary, uterus, testis |
*Median age=middle age that separates the greater and lesser halves of the data set (second quartile). †Mean age=arithmetic average of the age. If ≤2 cases with known age, only one value was indicated.