MRI对微小的病变，早期的病变及颅底、颅顶部的病变的显示均较CT优越。
MRI was superior to CT in finding small lesion, early focus and lesions near the base of the skull and the top of the brain.
目的探讨颅顶部自体骨游离移植被吸收的内在机制。
Objective to study absorbed mechanism of free bone auto - graft in cranium.
目的探讨颅顶部自体骨游离移植被吸收的内在机制。
Objective to study absorbed mechanism of free bone auto-graft in cranium.
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