Another common subtype(s) of CTCL are the CD30+ lymphoproliferative disorders (CD30+ LPDs), that account for ~10–25% of CTCL and include 3 conditions: lymphomatoid papulosis (LyP), borderline CD30+ LPD, and pcALCL. The gene discussed is TNFRSF8; the disease is lymphoproliferative syndrome.