TNFRSF8 and Lymphomatoid Papulosis: Lymphomatoid papulosis (LyP) is a rare indolent disease of the skin that is classified among primary cutaneous CD30+ T-cell lymphoproliferative disorders, alongside primary cutaneous anaplastic large cell lymphoma (pcALCL) [1,2,3], and represents about 12% of cutaneous lymphomas [4].