Seifer D B, Weiss L M, Kempson R L
Cancer. 1986 Dec 1;58(11):2459-61. doi: 10.1002/1097-0142(19861201)58:11<2459::aid-cncr2820581118>3.0.co;2-y.
A 24-year-old woman was found to have a diffuse large cell lymphoma arising within thyroid tissue within a mature cystic teratoma of the ovary. To the authors' knowledge, this is the first reported case of malignant lymphoma arising within a teratoma of the ovary.