“…177 To avoid the side effects that result from using large amounts of liquid silicone, ''bag-gel'' implants were introduced, mostly for augmentation of the breasts. 178 However, leakage of silicone may also occur through these bags, either by diffusion or after trauma (Fig 15), and silicone gel is capable of migrating to distant sites, where it may give rise to an inflammatory reaction and hamper clinical diagnosis [178][179][180][181][182] (Fig 16). It appears, however, as if most cases of migration is favored by gravity in patients with very lax skin and subcutaneous tissue, where the silicone implant has sagged downward distally from the injected site.…”