Objective:To evaluate the distortion rate of dental implant bed in the jaw by the orthopantomography.
目的：探讨颌骨不同种植部位在曲面断层片上的失真率。
2
It's displayed in orthopantomography that 3 teeth impacted in maxillary sinus and 2 cases of maxillary molars were buccolingually and horizontally impacted.