"Sometimes the swelling, or the tumor, occur in other organs such as the skin or stomach (extranodal lymphoma) either as a first symptom or a sign appearing later in the disease.Like most cancers, lymphoma is best treated when found early.Symptoms include:Loss of appetiteLoss of weight, nausea, vomiting, indigestion or pain in the abdomenA feeling of bloatingItching, bone pain, headaches, constant" . . . .