Hip Pain in 17-Year-Old Patient

Poll

A 17-year-old boy presents with pain in the right hip. What is your diagnosis?

A 17-year-old boy presents with pain in the right hip. Radiographic films show an expansile mass in the right ilium.

What is your diagnosis?

A. Chondroblastoma
B. Osteoblastoma
C. Giant-cell tumor of bone
D. Chondrosarcoma