“…Solid nodules are often observed within the tumor capsule, and these may contain cartilage or calcified tissues, such as teeth (Blackwell et al, 1946). Visceral tissue (Miyake and Ireland, 1986), pituitary gland (Fenoglio et al, 1982), prostate gland (Melniker and Slavutin, 1980), eye (Mercur et al, 1976; Inoue et al, 1985), pulmonary tissue (Blackwell et al, 1946), and mammary gland (Richard and Dobbs, 1976) have all been described, but they are rare.…”