Diffuse Large B-Cell Lymphoma Associated with Chronic Inflammation

**Semantic type:** Neoplastic Process

**Definition:** A diffuse large B-cell lymphoma arising in body cavities or narrow spaces of long standing chronic inflammation. The classic example is the pyothorax-associated lymphoma that arises in the pleural cavity of patients with a history of long standing pyothorax.

**Synonyms:** - DLBCL-CI - Diffuse large B-cell lymphoma associated with chronic inflammation