Areas of bone in the skull can be replaced with which of the following materials?
a. Silastic sponge
b. Tissue sling
c. Prolene mesh
d. Sterile polymethyl methacrylate
ANS: D
Traumatic or surgically created skull defects are corrected with autogenous bone grafts or a synthetic or titanium prosthesis. Bone removed because of an extensively comminuted fracture or bone disease may be replaced with sterile polymethyl methacrylate (PMMA).
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