Anaplastic lymphoma of the skin which develops as a primary neoplasm expressing the CD30 ANTIGEN. It is characterized by solitary nodules or ulcerated tumors.

Synonyms: Primary Cutaneous CD30-positive Large T-Cell Lymphoma, Primary Cutaneous CD30 positive Large T Cell Lymphoma, Lymphoma, Primary Cutaneous Anaplastic Large Cell, Primary Cutaneous Anaplastic Large Cell Lymphoma