While the incidences for Non-Hodgkin's lymphoma has plateaued, the rates of<unk>  has been gradually increasing over the past few years. However, due to the low frequency and lack of research performed on the disease, the number of cases is relatively underrepresented compared to other non-Hodgkin lymphoma. Cases are more common in those of Native American descent followed by Caucasian ancestry, however, the epidemiology can vary greatly between the different subtypes. The incidences of<unk>  are slightly higher in men than in women in all categories of race with cases increasing in frequency with age for most subtypes. In Asia, T/NK-cell neoplasms are more common as a result of host factors and the higher prevalence of Human T-cell leukemia virus-1 (HTLV1) and Epstein Barr virus (EBV). While Enteropathy-associated<unk>  (EATCL) is more common among Irish and Welsh populations.
T-cell lymphoma
B-cell lymphoma
Aggressive lymphoma
Mixed-cell lymphoma
Large-cell lymphoma
Hodgkin lymphoma
Non-Hodgkin lymphoma
Thymic carcinoma