The plasma cells are a type of white blood cell in the bone marrow. With this condition, a group of plasma cells becomes cancerous and multiplies. The disease can damage the bones, immune system, kidneys and red blood cell count. Symptoms may not be present or may be non-specific, such as loss of appetite, bone pain and fever. Treatments include medication, chemotherapy, corticosteroids, radiation or a stem-cell transplant. Scholarly journal based upon academic, peer-reviewed, or refereed sources which are researched and written by expert in a particular field and serve to keep others interested in that field up to date on the most recent news, research and findings.