teratomadermoid
Teratomadermoid is a descriptive term sometimes used in pathology to refer to a type of teratoma that contains significant amounts of ectodermal and mesodermal tissues, often resembling skin and its appendages. The term is not a formal classification in the same way as "teratoma" but rather highlights the prominent dermal and subcutaneous components within the tumor. Teratomas themselves are germ cell tumors that arise from pluripotential stem cells and can differentiate into derivatives of all three germ layers: ectoderm, mesoderm, and endoderm.
When a teratoma exhibits a large proportion of ectodermal elements, such as epidermis, hair follicles, sebaceous