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.

The graph below shows the total number of publications each year in Fibrous Histiocytoma and Related Cutaneous Tumors. References [1] Epithelioid fibrous histiocytoma: molecular characterisation ...

Mast cell tumors can be malignant- as was the case with Shandy’s mass. The cancer is also prone to spreading. The problem was, her tumor was hard to reach.