Tumors develop when cells in the body grow uncontrollably. Finding a tumor on your dog can be very frightening, but they are not always detrimental — some are benign, while others are malignant.

Choroid plexus tumors are growths in the area of the brain that produces cerebrospinal fluid (CSF). They may be cancerous or noncancerous. Choroid plexus tumors are rare. They develop in the choroid ...

Pineal region tumors develop in or around the pineal gland, a small, pea-sized organ near the brain’s center. They can be benign or malignant, and they are rare. The pineal gland plays a crucial role ...