Pediatric Sarcoma

Major Types of Soft Tissue Sarcomas in Children

Tissue of Origin Types of Cancer Usual Location in the Body Most Common Ages
Striated muscle Rhabdomyosarcoma
Embryonal Head and neck, genitourinary tract Infant–4
Alveolar Arms, legs, head and neck Infant–19
Smooth muscle Leiomyosarcoma Trunk 15-19
Fibrous tissue Fibrosarcoma Arms and legs 15-29
Malignant fibrous Legs 15–19
Fat Liposarcoma Arms and legs 15–19
Blood vessels Infantile hemangio-pericytoma Arms, legs, trunk, head, and neck Infant–4
Synovial tissue (linings of joint cavities, tendon sheaths) Synovial sarcoma Legs, arms, and trunk 15–19
Peripheral nerves Malignant peripheral nerve sheath tumors (also called neurofibrosarcomas, malignant schwannomas and neurogenic sarcomas) Arms, legs, and trunk 15–19
Muscular nerves Alveolar soft part sarcoma Arms and legs Infant-19
Cartilage and bone-forming tissue Extraskeletal myxoid chondrosarcoma Legs 10–14
Extraskeletal mesenchymal Legs 10–14