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. 2021 Dec 10;2021(1):59-67. doi: 10.1182/hematology.2021000233

Table 1.

Recommended markers for the diagnosis of CLL (European Research Initiative on CLL recommendations)

Minimally recommended Other important markers
CD19
CD5
Ig light chains kappa and lambda (membrane staining)
CD23
CD79b and/or CD22
CD20
FMC7
CD200
Intracellular Ig light chains kappa and lambda (if absence of membrane staining)
CD81
CD43
ROR1
CD38
CD10

Ig, immunoglobulin.