What serious disease may develop in those with MALT lymphoma?

Mucosa associated lymphoid tissue (MALT) lymphoma is a type of non-Hodgkin lymphoma that arises from the lymphoid tissue associated with the mucosal lining of various organs. It commonly affects the stomach, but it can also occur in other sites such as the lungs, salivary glands, intestines, and skin.

In some cases, MALT lymphoma can transform into a more aggressive form called diffuse large B-cell lymphoma (DLBCL). This transformation is known as "transformation to DLBCL" and is considered a serious complication of MALT lymphoma. DLBCL is a fast-growing type of lymphoma that can affect lymph nodes, spleen, bone marrow, and other organs.

The risk of transformation to DLBCL varies among individuals with MALT lymphoma and depends on several factors such as the location of the lymphoma, stage of the disease, and the presence of certain genetic abnormalities. Transformation typically occurs after several years of having MALT lymphoma, but it can also happen earlier in some cases.

Therefore, regular follow-up and monitoring are crucial for individuals with MALT lymphoma to detect any signs of transformation early and initiate appropriate treatment promptly.