Testicle tumors are relatively common. Signs are those of an enlarging testicle or mass in the scrotum. Most testicular tumors do not mestastasize. The vaginal and vulva area is the most common site for tumors in the female genital tract. These tumors tend to occur in the older, sexually intact females.
Vaginal tumors can block the birth canal and cause problems in child birth.
It is a visible tumor that grows on the penis or on the vulva. These tumors appear as cauliflower like neoplasms that grows to an inch in size. The next type of tumor is the breast tumor in female dogs. After heat or false pregnancy, the breast may remain enlarged or feel lumpy. If the breast is pressed upon there may be a yellowish, or milky fluid that comes out.