Hematology · Oncology

ELTS (Hasford) Score for CML calculator

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

Clinical inputs

elts age years (years)

elts spleen cm below costal margin (cm)

elts blasts percent (%)

elts platelets ×10⁹ l (×10⁹/L)

elts hemoglobin g dl (g/dL)

Result

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Formula inputs

elts age years (years)Accepted range: 1 to 100
elts spleen cm below costal margin (cm)Accepted range: 0 to 40
elts blasts percent (%)Accepted range: 0 to 30
elts platelets ×10⁹ l (×10⁹/L)Accepted range: 10 to 2000
elts hemoglobin g dl (g/dL)Accepted range: 5 to 20

Primary source

Hasford J et al. Predicting survival after treatment with imatinib in chronic-phase chronic myeloid leukemia: the ELTS score. Blood. DOI: 10.1182/blood-2010-04-281337. PMID: 20508129. Scope: chronic-phase CML; low <1.5680, intermediate 1.5680–2.2185, high >2.2185. (2010)

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