B-symptoms: B-symptoms are constitutional symptoms that are associated with lymphoma. 1. Fever. Unexplained fever with temperature above 38 degrees Celsius. 2. Night sweats. Drenching sweats (e.g., those that require change of bedclothes) 3. Weight loss. Unexplained weight loss of more than 10% of the usual body weight in the 6 months prior to diagnosis Other less common symptoms include: chills, pruiritis, alcohol induced pain or fatigue Source: AJCC 7th Edition Cancer Staging Manual, Chapter 57A:Hodgkin and Non-Hodgkin Lymphomas, A and B Classification (Symptoms), pg. 608