| cephalometer | An instrument used to position the head to produce oriented, reproducible lateral and posterior-anterior headfilms. Synonym: cephalostat. Origin: cephalo-+ G. Metron, measure (05 Mar 2000) |
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| cephalometer |
An instrument developed originally from the anthropologic cephalostat, used now on patients to obtain standardized and oriented craniofacial images on X-ray film. The design of the instrument permits longitudinal study with minimal positional and magnification error.
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