Sometimes this multiplication gets out of control and the body is unable to stop it. The cells accumulate and form a mass of tissue, called a tumor . One of the most common benign tumors found in the colon are called polyps. This is a process called metastasis. Cancer cells can be spread through the bloodstream and lymphatic system.
Cancer cells can also become involved in the lymph nodes.
Generally, the lymph nodes are part of the immune system, which helps to protect the body against spread of infections and cancers. Please read our Copyright, Disclaimer and Privacy Policy.