a developmental dysplasia of peripheral growth plate which forms a cartilage capped projection of bone found near metaphyses of long bones;
- peripheral chondroblast grows outward from the metaphysis, acting as an ectopic growth plate, which ceases growth at skeletal maturation;
- hence, there is an excrescene of trabecular bone capped by a thin zone of proliferating cartilage;
- it is the most common benign bone tumor;
- usually occurs in long bones, but may occur any bone that is preformed in cartilage.
- peripheral chondroblast grows outward from the metaphysis, acting as an ectopic growth plate, which ceases growth at skeletal maturation;
- hence, there is an excrescene of trabecular bone capped by a thin zone of proliferating cartilage;
- it is the most common benign bone tumor;
- usually occurs in long bones, but may occur any bone that is preformed in cartilage.
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