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Non-Hodgkin Lymphoma

Anas Younes, Chief of the Lymphoma Service

Non-Hodgkin lymphoma (NHL) is the most common type of lymphoma. While it can occur at any age, most people who develop the illness are older adults.

There many types of NHL, all of which are divided into two major groups: B cell lymphoma and T cell lymphoma.

B cell lymphoma is much more common. It accounts for about 80 percent of all NHL cases. It includes:

  • diffuse large B-cell lymphoma
  • primary mediastinal B cell lymphoma
  • follicular lymphoma
  • small lymphocytic lymphoma and chronic lymphocytic leukemia
  • marginal zone lymphoma
  • mantle cell lymphoma
  • Waldenström’s macroglobulinemia
  • Burkitt lymphoma

T cell lymphoma accounts for approximately 15 percent of all cases of NHL in the United States. The most common types of T cell lymphoma include:

  • peripheral T cell lymphoma not otherwise specified 
  • anaplastic large cell lymphoma
  • angioimmunoblastic lymphoma
  • cutaneous T cell lymphoma

There are also several types of relatively rare T cell non-Hodgkin lymphoma.