1. 1. Patients with a) T-cell lymphoma with skin involvement only are excluded if they have no evidence of systemic disease b)T-cell prolymphocytic leukemia (T-PLL) c) T-cell large granular lymphocytic leukemia d) Primary cutaneous CD30+ disorders: anaplastic large cell lymphoma and lymphomatoid papulosis e) Angiocentric/nasal type T/Natural Killer (NK)-cell lymphoma f) Hepatosplenic gamma-delta T-cell lymphoma