Missing Screw as a Rare Complication of Anterior Cervical Instrumentation
Figure 3
Yellow arrow shows missing screw, white arrow shows distal part of the broken screw, grey arrow shows proximal part of the broken screw, and black arrow indicates a migrated plate-locking screw (a), (b). After removal of all cervical instruments, distal part of the broken screw was still in C6 corpus (white arrow) (c).
