The nurse must first point out that the osteochondroma is a benign tumor of the bone, formed with bone and cartilage, which has a slight predominance in males over 30 years of age, and which is usually formed in long bones, such as tibia, femur, pelvis, but it is not ruled out in bones with the presence of cartilage. it has a 1% risk of becoming malignant, and 10% in patients with cancer hereditary risk.