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Veterinary Osteopath
VETERINARY-Tumors and tumor-like lesions of bones
| Question | Answer |
|---|---|
| Most bone tumors in dogs are malignant. True of False? | True |
| What is the most common and important bone tumor of dogs and cats? | Osteosarcoma |
| Where do osteosarcomas usually occur? | Predilection sites are proxmimal humerus, distal radius, distal femur, and proximal tibia (also at sites of chronic irritation like metal implants) |
| What is the likely behavior of a canine osteosarcoma? | Highly malignant, metastasis to lungs, survival 14-19 weeks |
| Osteosarcomas are 80% of primary bone tumors in dogs. True or False? | True |
| Chondrosarcomas are only 10% of canine bone tumors in medium to large breeds. True or False? | True |
| What bones to chondrosarcomas usually occur in? | Generally involves flat bones,(ribs, pelvis, nasal turbinates) |
| What is a benign tumor that only enlarges until the skeleton matures? | Osteochondroma |
| Osteochondromas have a cap of hyaline cartilage, the marrow cavity of the mass is continuous with that of the underlying bone. True or False? | True |
| This is a tumor that adheres firmly to the surface of maxillary bone and is locally invasive. | Maxillary fibrosarcoma |
| What are characteristics of a plasma cell myeloma? | Lytic lesions in bone marrow, hyperproteinemia |
| Osteosarcomas can be found in mammary tissue. True or False? | True |
| Squamous cell carcinomas invade bone. True or False? | True |
| Name 2 malignant tumors of joints. | Synovial sarcoma and histiocytic sarcoma |
Created by:
vincentsvet
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