and Soft Tissue Tumors
1. Patient age 0–5 years Benign Langerhans cell histiocytosis (LCH), osteomyelitis Malignant Fibrosarcoma, Ewing sarcoma, neuroblastoma, leukemia 5–10 years Unicameral bone cyst (UBC), aneurysmal bone cyst (ABC), non-ossifying fibroma, fibrous dysplasia, osteoid…