Benign medullary fibro-osseous process affecting any bone. Occurs in monostotic (single bone) or polyostotic (multiple bones) forms. Makes up about 5% of benign bone lesions. Usually affects children and young adults
Benign bony neoplasm with blood-filled channels and cystic spaces. First described by Louis Lichtenstein in 1950. Most common in children under 20 years, affecting both sexes equally
Benign bone tumor occurring in children aged 10-35. Accounts for 10% of all benign bone lesions. Male predilection (M:F 2-4:1). FOS gene rearrangement present in 90% of cases
Benign bone tumor containing osteoclast-like giant cells. Most common benign tumor in children, affecting 30-40% of normal children. Occurs in metaphysis of long bones, especially lower extremities. Usually asymptomatic and discovered incidentally
Enchondromas are common benign intramedullary hyaline cartilage tumors. Most frequently diagnosed in childhood to early adulthood (10-30 years). Accounts for 5-10% of all bone tumors and 12-24% of benign tumors. Most common primary benign bone tumor of hand/wrist
Horses have approximately 205 bones, with 19 in the pelvic limb and 20 in the thoracic limb. Bones serve three main functions: protection, framework, and support. Bones are classified into five categories: long, short, flat, irregular, and sesamoid