1. Regarding the bone scan of a hip prosthesis, all are true except:

A) Photopenic area corresponds to prosthesis
B) Blood flow images are usually normal when loosening is present
C) There is no increased uptake around the prosthesis 6 month after placement
D) Increased activity around the greater trochanter may be normal
E) Diffuse uptake may be seen with prosthesis loosening.