Lymphoma is a type of cancer that starts in immune cells called lymphocytes. A lymphoma rash can appear as one or more scaly patches, plaques, or nodules. A lymphoma rash is not a term that doctors ...

Mesenteric lymphoma is a cancer that develops in a layer of tissue inside your abdomen. It often causes a noticeable lump and stomach pain. Other symptoms include cramping, loss of appetite, and ...