<unk> s constitute a group of diseases that occur less commonly than<unk> , and are characterized histologically by B-cells that appear similar to those normally found in germinal centers of lymph nodes. Conditions included in this group are: :* Primary cutaneous diffuse large B-cell lymphoma, leg type :* Primary cutaneous follicular lymphoma :* Primary cutaneous marginal zone lymphoma :* Intravascular large B-cell lymphoma :* Plasmacytoma :* Plasmacytosis
Cutaneous B-cell lymphoma
Cutaneous lymphoma
Cutaneous T cell lymphoma
Subcutaneous T-cell lymphoma
Primary cutaneous immunocytoma
Generalized eruptive histiocytoma
Primary cutaneous follicle center lymphoma
Paraneoplastic acrokeratosis