Lymphoma is often thought of as a cancer of lymph nodes, but it's actually a cancer of the lymphocytes. Lymphocytes are white blood cells that manage inflammation in the body.

Chronic inflammation can sometimes lead to a lymphoma known as marginal zone lymphoma.

Marginal zone lymphoma is a rare, slow-growing B-cell lymphoma. Because it’s so rare, marginal zone lymphoma is often treated like other subtypes of B-cell lymphomas...