Bone Tumors Classification Quiz

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What is the most common type of malignant tumor involving bone?

Ewing sarcoma

Giant cell tumor

Metastatic tumors (correct)

Osteosarcoma

Which of the following is not a common site of metastatic bone tumors in adults?

Breast

Kidney

Prostate

Brain (correct)

What is the typical radiographic appearance of a giant cell tumor (GCT)?

Sclerotic and centrally located

Mixed lytic and blastic, with a well-defined margin

Purely lytic and eccentric, with destruction of the overlying cortex (correct)

Characterized by a soft tissue mass with minimal bone involvement

Which of the following is the most common clinical presentation of a giant cell tumor (GCT)?

Pain and fractures Signup and view all the answers

Which of the following is a characteristic of giant cell tumors (GCTs)?

They are considered benign, but have a high rate of local recurrence Signup and view all the answers

What is the most frequent location for Osteoma in the body?

Proximal femur and tibia Signup and view all the answers

Which tumor presents with localized pain that is severe at night and is typically responsive to aspirin?

Osteoid Osteoma Signup and view all the answers

What distinguishes Osteoblastomas from Osteoid Osteomas in terms of size and clinical features?

Osteoblastomas are larger and may not be responsive to aspirin for pain relief. Signup and view all the answers

Which bone tumor is characterized by interlacing trabeculae of woven bone surrounded by osteoblasts?

Osteoma Signup and view all the answers

Where do most Osteosarcomas arise in the body?

Metaphyseal region of long bones Signup and view all the answers

What is the most common type of osteosarcoma based on its site of involvement?

Primary, solitary, intramedullary Signup and view all the answers

Which radiographic finding is characteristic of osteosarcomas?

Triangular shadow (Codman triangle) Signup and view all the answers

What is essential for diagnosing osteosarcomas?

Production of mineralized or unmineralized bone (osteoid) Signup and view all the answers

What is a common histological feature of osteosarcomas?

Bizarre tumor giant cells Signup and view all the answers

Which subtype of osteosarcoma occurs most commonly in older adults with Paget disease or previous radiation exposure?

Secondary osteosarcoma Signup and view all the answers

Which of the following statements about chondrosarcoma is NOT true?

Chondrosarcomas frequently involve the distal extremities, unlike enchondromas. Signup and view all the answers

Which of the following statements regarding the grading and metastatic potential of chondrosarcoma is correct?

Grade 3 chondrosarcomas have a 70% chance of hematogenous dissemination. Signup and view all the answers

Which of the following statements regarding the treatment of chondrosarcoma is correct?

Conventional chondrosarcomas are treated with wide surgical excision, while chemotherapy is added for the mesenchymal and dedifferentiated variants. Signup and view all the answers

Which of the following statements about fibrous cortical defects and nonossifying fibromas is correct?

Fibrous cortical defects are probably developmental abnormalities and are eccentrically located in the metaphysis of the distal femur or proximal tibia. Signup and view all the answers

Which of the following statements regarding the location of chondrosarcomas is correct?

Chondrosarcomas frequently involve the axial skeleton, pelvis, and shoulder. Signup and view all the answers

What is a defining characteristic of osteochondromas?

Having a bony stalk and a cartilaginous cap Signup and view all the answers

Bone Tumors Classification Quiz

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Questions and Answers

What is the most common type of malignant tumor involving bone?

Which of the following is not a common site of metastatic bone tumors in adults?

What is the typical radiographic appearance of a giant cell tumor (GCT)?

Which of the following is the most common clinical presentation of a giant cell tumor (GCT)?

Which of the following is a characteristic of giant cell tumors (GCTs)?

What is the most frequent location for Osteoma in the body?

Which tumor presents with localized pain that is severe at night and is typically responsive to aspirin?

What distinguishes Osteoblastomas from Osteoid Osteomas in terms of size and clinical features?

Which bone tumor is characterized by interlacing trabeculae of woven bone surrounded by osteoblasts?

Where do most Osteosarcomas arise in the body?

What is the most common type of osteosarcoma based on its site of involvement?

Which radiographic finding is characteristic of osteosarcomas?

What is essential for diagnosing osteosarcomas?

What is a common histological feature of osteosarcomas?

Which subtype of osteosarcoma occurs most commonly in older adults with Paget disease or previous radiation exposure?

Which of the following statements about chondrosarcoma is NOT true?

Which of the following statements regarding the grading and metastatic potential of chondrosarcoma is correct?

Which of the following statements regarding the treatment of chondrosarcoma is correct?

Which of the following statements about fibrous cortical defects and nonossifying fibromas is correct?

Which of the following statements regarding the location of chondrosarcomas is correct?

What is a defining characteristic of osteochondromas?

Which condition is associated with multiple hereditary osteochondromas?

What differentiates chondromas from chondrosarcomas?

What is a common age range for the development of chondromas?

Which genetic mutation is associated with syndromic types of chondromas?

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