| 释义 |
C1 posterior arch fracture C1 posterior arch fracture A stable fracture of the posterior arch of C1, typically caused by marked cervical hyperextension, which is usually effectively treated with a cervical collar.C1 posterior arch fracture Orthopedics A stable fracture of the posterior arch of C1, usually caused by marked cervical hyperextension, effectively treated with a cervical collar. See C1. |