Hematology

Chronic Lymphocytic Leukemia International Prognostic Index (CLL-IPI) calculator

Enter the published formula inputs below to calculate and interpret this score.

Clinical inputs

TP53 deletion 17p and/or TP53 mutation

Unmutated IGHV

Serum β₂-microglobulin >3.5 mg/L

Rai stage I–IV or Binet stage B–C

Age >65 years

Result

Complete all required inputs to calculate the score.

Formula inputs

TP53 deletion 17p and/or TP53 mutation
Unmutated IGHV
Serum β₂-microglobulin >3.5 mg/L
Rai stage I–IV or Binet stage B–C
Age >65 years

Primary source

International CLL-IPI working group. An international prognostic index for patients with chronic lymphocytic leukaemia (CLL-IPI): a meta-analysis of individual patient data. Lancet Oncol. DOI: 10.1016/S1470-2045(16)30029-8. PMID: 27185642 (2016)

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