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Table 1 Characteristics of osteoid osteomas at different anatomic locations

From: A misdiagnosed case of osteoid osteoma of the talus: a case report and literature review

Morphological and anatomical location of Osteoid osteoma Characteristics
Intracortical Dense sclerosis around the nidus
Periosteal Periosteal reaction
Spongiosal Produces very little reactive bone
Subarticular reactions Simulates arthritis as it produces synovial