Causes Of Pain – OnCare Cancer Center Causes Of Pain

What causes pain with cancer?

Cancer pain that lasts several days or longer may result from one or more of the following and should be evaluated right away:

pain from a tumor that is pressing on body organs, nerves, or bones
poor blood circulation
blockage of an organ or canal in the body
metastasis (cancer cells that have spread to other sites in the body)
infection or inflammation
side effects from chemotherapy, radiation therapy, or surgery
stiffness from inactivity
psychological responses to tension, depression, or anxiety