At diagnosis, patients typically are in their 60s and present to their physician with advanced disease. About half have B symptoms such as fever, night sweats, or unexplained weight loss (over 10% of body weight). Enlarged lymph nodes (for example, a "bump" on the neck, armpits or groin) or enlargement of the spleen are usually present. Bone marrow, liver and gastrointestinal tract involvement occurs relatively early in the course of the disease.<unk>  has been reported in rare cases to be associated with severe allergic reactions to mosquito bites. These reactions involve extensive allergic reactions to mosquito bites which range from greatly enlarged bite sites that may be painful and involve necrosis to systemic symptoms (e.g. fever, swollen lymph nodes, abdominal pain, and diarrhea), or, in extremely rare cases, to life-threatening anaphylaxis. In several of these cases, the mosquito bite allergy (MBA) reaction occurred prior to the diagnosis of<unk>  suggesting that MBA can be a manifestation of early-developing<unk> .
Mantle cell lymphoma
Mature T-cell lymphoma
Mixed-cell lymphoma
Diffuse large B-cell lymphoma
Anaplastic large-cell lymphoma
Aggressive lymphoma
Marginal zone B-cell lymphoma
Nodal marginal zone B cell lymphoma