# Indications of Hydroxyapatite coated implants over titanium or metal-surfaced implants include all of the following except?
A. The need for greater bone-implant interface contact area
B. The ability to place the implant in type I bone
C. Fresh extraction sites
D. Newly grafted sites
The correct answer is B. The ability to place the implant in type I bone.
Indications of HA-coated implants over titanium- or metal-surfaced implants include:
• Need of more contact area at bone-implant interface
• Implant can be given in type IV bone
• Implant can be given at fresh extraction sites
• Implant can be given at newly grafted sites
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