Perenack D M
J Am Dent Assoc. 1980 Nov;101(5):802. doi: 10.14219/jada.archive.1980.0412.
Radiographs did not disclose a mandibular complete denture that had been swallowed by an elderly patient. Radiopaque disks placed in a plastic denture could enable the practitioner to identify the denture on a radiograph.
X线片未显示一名老年患者吞下的下颌全口义齿。放置在塑料义齿中的显影盘可使医生在X线片上识别义齿。