Follicular Lymphoma International Prognostic Index

**Semantic type:** Intellectual Product

**Definition:** A prognostic index designed to be used for patients with follicular lymphoma to stratify them by risk. The index uses 5 parameters: age (greater than or equal to 60 years vs less than 60 years), Ann Arbor stage (III-IV vs I-II), hemoglobin level (less than 120 g/L vs greater than or equal to 120 g/L), number of nodal areas involved (greater than 4 vs less than or equal to 4), serum LDH level (above normal vs normal or below) and divides patients into 3 risk groups: low (0-1 risk factors), intermediate (2 risk factors), high (greater than or equal to 3 risk factors).

**Synonyms:** - FILIPI - FILIPI Score - Follicular Lymphoma International Prognostic Index (FLIPI Score)