Objective: To discuss the clinical incidence rate, ct classification and features as well as ct diagnostic value for symmetrical impression of parietalbones.
目的：探讨对称性顶骨凹陷症的临床发病率、分型、CT表现及其诊断价值。
2
These are most frequently seen in the frontal and parietalbones with the orbital and maxillofacial bones infrequently involved.
最常见于额骨和顶骨，眶骨和上颌骨很少受累。
3
Results the male outnumbered female in this group. Cranial bones were involved in the sequence of temporal bone (8 cases), parietal bone (3 cases), occipital bone (2 cases), and frontal bone (1 case).