Bone lesions radiology encompasses the study of bone tumors, infections, metabolic disorders, and other conditions that affect bones. It includes examination of benign and malignant bone tumors, bone infections like osteomyelitis and septic arthritis, metabolic disorders such as osteoporosis and osteomalacia, and other conditions like giant cell tumor of bone, osteochondroma, Paget’s disease, bone cysts, and osteonecrosis.