CT特征表现为：（ 1）局部骨皮质破坏；
The CT signs included:(1)Local destruction of the adjacent cortex;
还讨论了骨针、骨膜反应、骨皮质破坏等问题。
The problems of bony spiculas, periosteal reaction and cortical bone erosion were discussed.
受累骨通常比正常骨薄、可以帮助鉴别其他可以导致骨质膨胀或皮质破坏的病变。
The involved bone is usually thinner than the normal bone which helps to differentiate from other lesions which tend to expand the calvarium or destroy cortex.
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