A social worker with a master's degree who specializes in providing social services to people affected by breast cancer. Oncology social workers provide counseling, supply information on resources, help with financial concerns, work with family members, answer questions about housing and child care and help out with many non-medical related concerns of women and families affected by breast cancer.

A person with a master’s degree in social work who has specialized in working with cancer patients. The oncology social worker provides counseling and assistance to people with cancer and their families, especially in dealing with the non-medical crises that can result from cancer, such as financial problems, housing when treatments must be taken at a facility far away from home, and child care.

a professional who has specialized training in how a diagnosis of cancer affects a person and his or her family and friends