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Questions and Answers
Which of the following is a characteristic feature of osteoid osteoma?
Which of the following is a characteristic feature of osteoid osteoma?
- It is a malignant tumor
- It grows aggressively
- It contains a central area known as the nidus (correct)
- It is composed of thin seams of cartilage
What is the microscopic composition of the nidus in osteoid osteoma?
What is the microscopic composition of the nidus in osteoid osteoma?
- Thick seams of osteoid or woven bone lined with osteoblasts (correct)
- Clusters of abnormal cells with malignant potential
- Areas of necrotic tissue surrounded by dense sclerotic bone
- Thin seams of cartilage lined with osteoclasts
Does osteoid osteoma have the potential for malignant transformation?
Does osteoid osteoma have the potential for malignant transformation?
- It depends on the size of the tumor
- Yes, it can become malignant over time
- It depends on the location of the tumor
- No, it is a benign tumor with no potential for malignant transformation (correct)
