Swollen lymph nodes usually occur as a result of infection from bacteria or viruses. Rarely, swollen lymph nodes are caused by cancer.
When you have swollen lymph nodes, your first thought shouldn't be, "I have cancer." They're much more likely to be caused by infections or a.
Generalized lymphadenopathy involves lymph node enlargement in more than one region of the body. Lymph nodes >1 cm in adults are considered abnormal.