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summary of pathology
| Question | Answer |
|---|---|
| bone cyst | fluid-filled cyst with a wall of fibrous tissue |
| congenital clubfoot | abnormal twisting of the foot, usually inward and downward |
| dislocation | displacement of a bone from the joint space |
| fracture | disruption in the coninuity of bone |
| Pott's fracture | avulsion fracture of the medial malleolus with loss of the ankle mortise |
| Jones' fracture | an avulsion fracture of the base of the fifth metatarsal |
| gout | hereditary form of arthritis in which uric acid is deposited in joints |
| metastases | transfer of a cancerous lesion from one area to another |
| osgood-schlatter disease | incomplete separation or avulsion of the tibial tuberosity |
| osteoarthritis or degenerative joint disease | form of arthritis marked by progressive cartillage deterioration in synovial joints and vertebrae |
| osteomalacia or rickets | softening of the bones due to vitamin D deficiency |
| osteomylitis | inflamation of bone due to pyogenic infection |
| osteopetrosis | increased density of atypically soft bone |
| osteoporosis | loss of bone density |
| Paget's disease | chronic metabolic disease of bone marked by weakened deformed, and thickened bone that fractures easily |
| tumor | new tissu growth where cell proliferation is uncontrolled |
| chondrosarcoma | malignant tumor arising from cartilage cells |
| enchondroma | benign tumor consisting of cartilage |
| ewling's sarcoma | malignant tumor of bone arising in medullary tissue |
| osteochondroma or exostosis | benign bone tumor projection with a cartilaginous cap |
| osteoclastoma or giant cell tumor | lucent lesion in the metaphysis, usually at the distal femur |
| osteoid osteoma | a benign lesion of cortical bone |
| osteosarcoma | malignant, primary tumor of bone with bone or cartilage formation |