2A81.A
category
Primary cutaneous diffuse large B-cell lymphoma, leg type
Definition
An aggressive primary cutaneous B-cell lymphoma, usually involving the lower leg. It is composed of a generally monotonous proliferation of immunoblasts, or less frequently centroblasts, with few admixed reactive cells. This type of lymphoma occurs most often in the elderly who present with rapidly growing tumours, usually on one or both legs. Dissemination to extracutaneous sites is frequent.
Also indexed as
Primary cutaneous diffuse large B-cell lymphoma, leg type
Nearby in Diffuse large B-cell lymphomas
2A81.0Primary mediastinal large B-cell lymphoma2A81.1Intravascular large B-cell lymphoma2A81.2Plasmablastic lymphoma2A81.3Lymphomatoid granulomatosis2A81.4T-cell/histiocyte rich large B-cell lymphoma2A81.5Primary diffuse large B-cell lymphoma of central nervous system2A81.6Epstein-Barr Virus-positive diffuse large B-cell lymphoma of the elderly2A81.7Diffuse large B-cell lymphoma associated with chronic inflammation