Fibrosarcoma

Fibrosarcoma (Courtesy of Alun Williams (RVC))

Nasal Cavity

Fibrosarcoma in rhinarium of a cat (Image sourced from Bristol Biomed Image Archive with permission)

Bones

• From connective tissue of medulary cavity or periosteum
• Resemble fibrosarcomas elsewhere
• Periosteal fibrosarcomas:
  • Often in flat bones of the head
  • In maxilla and mandible of dogs