Featuring Demian Dressler, DVM and Susan Ettinger, DVM, Dip. ACVIM (Oncology), authors of The Dog Cancer Survival Guide

Benign, Definition

Benign: A tumor with a very low potential to spread to other areas is generally not dangerous and is called benign. Even benign tumors can cause problems, however, if they press on an internal organ, interfere with normal movement, are prone to injury, or if they burst open to cause bleeding or infection.

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