The Visual Guide to
Canine Reproduction
- Testis and Epididymis
- Scrotum
- Accessory Sex Glands
- Penis
- Prepuce
- Semen
- Breeding Soundness Evaluation
- Castration
Male Reproductive System: Scrotum

Mastocytoma of the Scrotum.
Mastocytoma of the scrotum. Mastocytoma is a common cutaneous malignant neoplasm in dogs, accounting for 16 to 21 percent of all skin tumors.
McEntee K (1972)

Mastocytoma.
This mastocytoma of the scrotum had metastasized to the regional lymph nodes.
McEntee K (1972)

Mastocytoma Cross-section.
Cross-section of the mastocytoma of the skin of the scrotum.
McEntee K (1972)