Fig. 19
(Above) A coronal maximum intensity projection from a silicone-excited sequence in a transsexual (Fig. 16) demonstrating multiple nodules with high signal throughout both breasts representing free silicone (arrows). (Below) It is extremely difficult to evaluate the silicone implants by ultrasonography because of attenuation of the ultrasound beam by the free injected silicone and granuloma formation in the subcutaneous tissue