Learn Orthopedic Pathology Orthopedic pathology section contains all topics related to bone and soft tissue tumors and pathologies. Learn Orthopedic Pathologies. All Content Differential Diagnosis for Bone Lesions Bone lesions can be found in any location of the bone, but every location of the bone has... Read... Osteoid Osteoma Overview Osteoid osteoma is a common benign bone tumor that typically affects young adults and teenagers. This non-cancerous tumor... Read... Osteosarcoma Osteosarcoma is a tumor characterized by the production of osteoid by malignant cells (Spindle cell). It's the most... Read... Unicameral Bone Cyst Unicameral bone cysts, often found in childhood, are lesions that resemble developmental or reactive abnormalities rather than true... Read... Osteoblastoma Osteoblastoma is a benign but aggressive tumor of bone (it can attain a large size and is not... Read... Chondroma Chondromas are a common benign lesion of hyaline cartilage that affect all age groups. They have limited growth... Read... Lipoma Tumor Lipoma Tumor is a benign lesion that arise from mature fat cells. It's probably the most common benign... Read...