Paraneoplastic Antibody

**Semantic type:** Amino Acid, Peptide, or Protein|Immunologic Factor

**Definition:** Any autoantibody produced by an individual organism in response to antigens expressed by a neoplasm present in that individual. These antibodies can cause harmful autoimmune responses in tissues or organs that are distant from the site of the neoplasm.

**Synonyms:** - Anti-Paraneoplastic Antigen Antibody - Paraneoplastic Antigen Antibody