Osteosarcoma is the most common primary canine bone cancer in dogs. 🦴 It's also locally aggressive and highly metastatic (likely to spread). Many times it's inherited through genetics though some other factors associated with osteosarcoma are: - Sex Hormones - Fractures - Metallic Implants - Chronic Osteomyelitis - Ionizing Radiation And interestedly, dogs' front limbs are two times more affected than their hind limbs. So one of the best ways to help treat this kind of cancer is to diagnose it