Neoplastic Process
osteoblastoma
Subclass of:
Neoplasms, Bone Tissue
Definitions related to osteoblastoma:
  • (osteoblastoma, benign) A benign neoplasm of bone, characterized by the formation of osteoid tissue and large osteoblast-like cells.
    CDISC Terminology
    Clinical Data Interchange Standards Consortium (CDISC), 2021
  • A benign, painful, tumor of bone characterized by the formation of osteoid tissue, primitive bone and calcified tissue. It occurs frequently in the spine of young persons. (From Dorland, 27th ed; Stedman, 25th ed)
    NLM Medical Subject Headings
    U.S. National Library of Medicine, 2025
  • A rare benign bone-forming neoplasm usually arising from the spine. It is a well-circumscribed lytic tumor that varies in size. The tumor is composed of woven bone trabeculae and shares similar histologic characteristics with the osteoid osteoma. Surgical curettage is the treatment of choice. The prognosis is excellent.
    NCI
    U.S. National Cancer Institute, 2021
  • Osteoblastoma is a rare primary neoplasm of bone, categorized as a benign bone tumor that is closely related to osteoid osteoma. It differs from osteoid osteoma in its ability to grow larger than 2.
    Medscape
    WebMD, 2025
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