1. Overview of soft tissue tumors Markku Miettinen; 2. Radiologic evaluation of soft tissue tumors Mark D. Murphey and Mark J. Kransdorf; 3. Immunohistochemistry of soft tissue tumors Markku Miettinen; 4. Genetics of soft tissue tumors Julie A. Bridge and Marilu Nelson; 5. Molecular genetics of soft tissue tumors Jerzy Lasota; 6. Fibroblast biology, fasciitis, retroperitoneal fibrosis, and keloids Markku Miettinen; 7. Fibromas and benign fibrous histiocytomas Markku Miettinen; 8. Fibromatoses Markku Miettinen; 9. Benign fibroblastic and myofibroblastic proliferations in children Markku Miettinen; 10. Childhood fibroblastic and myofibroblastic proliferations of variable biologic potential Markku Miettinen; 11. Myxomas and ossifying fibromxxoid tumor Markku Miettinen; 12. Solitary fibrous tumor, hemangiopericytoma, and related tumors Markku Miettinen; 13. Fibroblastic and myofibroblastic neoplasms with malignant potential Markku Miettinen; 14. Lipoma variants and conditions simulating lipomatous tumors Markku Miettinen; 15. Atypical lipomatous tumors and liposarcomas Markku Miettinen; 16. Smooth muscle tumors Markku Miettinen; 17. Gastrointestinal stromal tumor (GIST) Markku Miettinen; 18. Stromal tumors and tumor-like lesions of the female genital tract Markku Miettinen; 19. Angiomyolipoma and other perivascular epithelioid cell tumors (PEComas) Markku Miettinen; 20. Rhabdomyomas and rhabdomyosarcomas Erin Rudzinski, Vinay Prasad, Kadria Sayed, Faridali Ramji and David M. Parham; 21. Hemangiomas, lymphangiomas, and reactive vascular proliferations Markku Miettinen; 22. Hemangioendotheliomas, angiosarcomas, and Kaposi's sarcoma Markku Miettinen; 23. Glomus tumor, glomangiopericytoma, myopericytoma, and juxtaglomerular tumor Markku Miettinen; 24. Nerve sheath tumors Markku Miettinen; 25. Neuroectodermal tumors: melanocytic, glial, and meningeal neoplasms Markku Miettinen; 26. Paragangliomas Markku Miettinen; 27. Primary soft tissue tumors with epithelial differentiation Markku Miettinen; 28. Malignant mesothelioma and other mesothelial proliferations Markku Miettinen; 29. Merkel cell carcinoma and metastatic and sarcomatoid carcinomas involving soft tissue Markku Miettinen; 30. Cartilage- and bone-forming tumors Julie C. Fanburg-Smith and Mark D. Murphey; 31. Small round cell tumors Nick Shillingford, Hiroyuki Shimada and David M. Parham; 32. Alveolar soft part sarcoma Markku Miettinen; 33. Pathology of synovia and tendons Markku Miettinen; 34. Miscellaneous tumor-like lesions, and histiocytic and foreign body reactions Markku Miettinen; 35. Lymphoid, myeloid, histiocytic, and dendritic cell proliferations in soft tissues Markku Miettinen; 36. Cytology of soft tissue lesions Matjaž Šebenik and Živa Pohar-Marinšek; 37. Surgical management of soft tissue sarcoma: histologic type and grade guide surgical planning and integration of multimodality therapy Charlotte Ariyan and Samuel Singer; 38. Medical oncology of soft tissue sarcomas Robert G. Maki.